Built 2026-10-14 (14 October 2026)

Kew Weather Records (ASN00086060)

Record envelope, standing records and threshold days for Kew (ASN00086060), Australia, with 102 years of record.

Key Facts for Kew

  • Kew (ASN00086060) is a weather station in Australia at -37.82 latitude and 145.03 longitude, 60 m (196 ft) above sea level.
  • The station reports from 1872 to 1973, 102 years of record.
  • 1,464 records set at Kew still stand.
  • Records are tracked for prcp: an element needs 30 years of data to be eligible.
  • Kew set a daily record precipitation of 19.6 mm (0.8 in) on 18 August 1973.

About the Station

  • Location: Australia, -37.82 latitude, 145.03 longitude.
  • Elevation: 60 m (196 ft).
  • Period of record: 1872 to 1973, 102 years.
  • Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Kew, with 2026 drawn through them The band shows the record high and record low for each calendar day at Kew. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -1001020304050 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Kew. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Kew, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan43.8 C (110.8 F)7.2 C (45.0 F)n/an/a
Feb41.7 C (107.1 F)8.9 C (48.0 F)n/an/a
Mar38.4 C (101.1 F)5.9 C (42.6 F)n/an/a
Apr32.5 C (90.5 F)3.0 C (37.4 F)n/an/a
May26.4 C (79.5 F)1.1 C (34.0 F)n/an/a
Jun20.4 C (68.7 F)-1.5 C (29.3 F)n/an/a
Jul19.0 C (66.2 F)-1.0 C (30.2 F)n/an/a
Aug23.3 C (73.9 F)0.0 C (32.0 F)n/an/a
Sep27.5 C (81.5 F)0.7 C (33.3 F)n/an/a
Oct33.3 C (91.9 F)1.1 C (34.0 F)n/an/a
Nov36.4 C (97.5 F)4.4 C (39.9 F)n/an/a
Dec39.9 C (103.8 F)6.6 C (43.9 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Kew by the year they were set 1,464 records at Kew still stand. 1967 holds the most, with 208. 01002003001965: 2001966: 1211967: 2081968: 1811969: 1991970: 1551971: 1581972: 1631973: 79196519661967196819691970197119721973
1,464 records at Kew still stand. 1967 holds the most, with 208.
Standing records at Kew by the year they were set
Year setStanding records
1965200
1966121
1967208
1968181
1969199
1970155
1971158
1972163
197379

All-Time Record Progression

1 new records
When Kew set new all-time records 1 all-time records were set at Kew between 27 March 1902 and 27 March 1902. Each dot is a new record. Record daily precipitation27 March 1902: Record daily precipitation 154.2 mm (6.1 in)
1 all-time records were set at Kew between 27 March 1902 and 27 March 1902. Each dot is a new record.
When Kew set new all-time records
DateKindDetail
1902-03-27Record daily precipitationRecord daily precipitation 154.2 mm (6.1 in)

Wettest Day of Each Month

Mar: 154.2 mm (6.1 in)
Record daily precipitation for each month at Kew The wettest day on record for each calendar month at Kew. The most was 154.2 mm (6.1 in) on 27 March 1902. 050100150200 Jan: 118.4 mm (4.7 in), 29 January 1963 Jan Feb: 83.8 mm (3.3 in), 26 February 1939 Feb Mar: 154.2 mm (6.1 in), 27 March 1902 Mar Apr: 93.2 mm (3.7 in), 23 April 1960 Apr May: 52.6 mm (2.1 in), 4 May 1955 May Jun: 52.3 mm (2.1 in), 14 June 1951 Jun Jul: 54.6 mm (2.1 in), 13 July 1963 Jul Aug: 57.9 mm (2.3 in), 26 August 1924 Aug Sep: 59.9 mm (2.4 in), 23 September 1916 Sep Oct: 72.6 mm (2.9 in), 25 October 1874 Oct Nov: 84.6 mm (3.3 in), 21 November 1954 Nov Dec: 73.7 mm (2.9 in), 1 December 1934 Dec
The wettest day on record for each calendar month at Kew. The most was 154.2 mm (6.1 in) on 27 March 1902.
Record daily precipitation for each month at Kew
MonthRecord daily precipitation (mm)Date
Jan118.4 mm (4.7 in)29 January 1963
Feb83.8 mm (3.3 in)26 February 1939
Mar154.2 mm (6.1 in)27 March 1902
Apr93.2 mm (3.7 in)23 April 1960
May52.6 mm (2.1 in)4 May 1955
Jun52.3 mm (2.1 in)14 June 1951
Jul54.6 mm (2.1 in)13 July 1963
Aug57.9 mm (2.3 in)26 August 1924
Sep59.9 mm (2.4 in)23 September 1916
Oct72.6 mm (2.9 in)25 October 1874
Nov84.6 mm (3.3 in)21 November 1954
Dec73.7 mm (2.9 in)1 December 1934

Period of Record Coverage

1965 to 1973
Days with data per year at Kew 9 years of record at Kew, 1965 to 1973. 4 years have data for under 90 percent of days and are left out of rankings: 1966, 1970, 1972, 1973. 1965: 342 of 365 days1966: 218 of 365 days1967: 365 of 365 days1968: 344 of 366 days1969: 343 of 365 days1970: 326 of 365 days1971: 348 of 365 days1972: 323 of 366 days1973: 131 of 365 days19651970
9 years of record at Kew, 1965 to 1973. 4 years have data for under 90 percent of days and are left out of rankings: 1966, 1970, 1972, 1973.
Days with data per year at Kew
YearDays with dataShare of yearComplete
196534294%Yes
196621860%No
1967365100%Yes
196834494%Yes
196934394%Yes
197032689%No
197134895%Yes
197232388%No
197313136%No

Latest Records

20
Latest records at Kew
DateStationRecordValueBeat old record byOld record stoodSignificance
18 August 1973Kew, AUdaily rain19.6 mm (0.8 in)11.2 mm (0.4 in)88 years20 of 100 (Routine)
26 June 1973Kew, AUdaily rain19.8 mm (0.8 in)7.4 mm (0.29 in)81 years20 of 100 (Routine)
14 March 1973Kew, AUdaily rain16.8 mm (0.7 in)1.8 mm (0.07 in)55 years20 of 100 (Routine)
31 January 1973Kew, AUdaily rain45.2 mm (1.8 in)1.0 mm (0.04 in)100 years40 of 100 (Notable)
17 February 1972Kew, AUdaily rain37.6 mm (1.5 in)11.7 mm (0.5 in)32 years29 of 100 (Routine)
16 February 1972Kew, AUdaily rain26.7 mm (1.1 in)1.0 mm (0.04 in)24 years17 of 100 (Routine)
22 December 1971Kew, AUdaily rain26.2 mm (1.0 in)0.8 mm (0.03 in)85 years35 of 100 (Notable)
8 November 1971Kew, AUdaily rain34.3 mm (1.4 in)14.0 mm (0.6 in)98 years57 of 100 (Notable)
7 November 1971Kew, AUdaily rain61.7 mm (2.4 in)46.2 mm (1.8 in)17 years55 of 100 (Notable)
6 November 1971Kew, AUdaily rain24.4 mm (1.0 in)4.8 mm (0.19 in)36 years20 of 100 (Routine)
24 June 1971Kew, AUdaily rain12.7 mm (0.5 in)5.1 mm (0.20 in)24 years20 of 100 (Routine)
10 February 1971Kew, AUdaily rain38.1 mm (1.5 in)4.3 mm (0.17 in)16 years17 of 100 (Routine)
10 December 1970Kew, AUdaily rain22.1 mm (0.9 in)6.4 mm (0.25 in)33 years20 of 100 (Routine)
7 May 1970Kew, AUdaily rain13.7 mm (0.5 in)1.5 mm (0.06 in)48 years20 of 100 (Routine)
6 May 1970Kew, AUdaily rain16.0 mm (0.6 in)2.0 mm (0.08 in)94 years20 of 100 (Routine)
30 March 1970Kew, AUdaily rain38.1 mm (1.5 in)2.5 mm (0.10 in)20 years17 of 100 (Routine)
29 March 1970Kew, AUdaily rain23.9 mm (0.9 in)3.6 mm (0.14 in)45 years20 of 100 (Routine)
20 March 1970Kew, AUdaily rain28.2 mm (1.1 in)16.8 mm (0.7 in)29 years33 of 100 (Routine)
2 January 1970Kew, AUdaily rain55.9 mm (2.2 in)13.2 mm (0.5 in)48 years35 of 100 (Notable)
30 May 1969Kew, AUdaily rain38.6 mm (1.5 in)27.9 mm (1.1 in)48 years63 of 100 (Major)

Extremes by Year

1872 to 1973
Yearly extremes at Kew: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)43.8 C (110.8 F)196838.4 C (101.1 F)9
Coldest night (TNn)-1.5 C (29.3 F)19690.0 C (32.0 F)9
Wettest day (Rx1day)154.2 mm (6.1 in)190243.9 mm (1.7 in)101
Wettest five days (Rx5day)175.5 mm (6.9 in)196065.2 mm (2.6 in)101
Longest dry spell (CDD)44 days189520 days101

Hottest day (TXx)

Hottest day (TXx) at Kew by year The hottest day of the year at Kew, 1872 to 1973. The record is 43.8 C (110.8 F) in 1968, marked on the chart; the median year is 38.4 C (101.1 F). 363840424418801900192019401960Record: 43.8 C (110.8 F) in 1968
The hottest day of the year at Kew, 1872 to 1973. The record is 43.8 C (110.8 F) in 1968, marked on the chart; the median year is 38.4 C (101.1 F).
Hottest day (TXx) at Kew by year
YearHottest day (TXx)
1872n/a
1873n/a
1874n/a
1875n/a
1876n/a
1877n/a
1878n/a
1879n/a
1880n/a
1881n/a
1882n/a
1883n/a
1884n/a
1885n/a
1886n/a
1887n/a
1888n/a
1889n/a
1890n/a
1891n/a
1892n/a
1893n/a
1894n/a
1895n/a
1896n/a
1897n/a
1898n/a
1899n/a
1900n/a
1901n/a
1902n/a
1903n/a
1904n/a
1905n/a
1906n/a
1907n/a
1908n/a
1909n/a
1911n/a
1912n/a
1913n/a
1914n/a
1915n/a
1916n/a
1917n/a
1918n/a
1919n/a
1920n/a
1921n/a
1922n/a
1923n/a
1924n/a
1925n/a
1926n/a
1927n/a
1928n/a
1929n/a
1930n/a
1931n/a
1932n/a
1933n/a
1934n/a
1935n/a
1936n/a
1937n/a
1938n/a
1939n/a
1940n/a
1941n/a
1942n/a
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
1959n/a
1960n/a
1961n/a
1962n/a
1963n/a
1964n/a
196538.4 C (101.1 F)
196638.1 C (100.6 F)
196739.1 C (102.4 F)
196843.8 C (110.8 F)
196937.2 C (99.0 F)
197036.2 C (97.2 F)
197136.7 C (98.1 F)
197239.9 C (103.8 F)
197340.5 C (104.9 F)

Coldest night (TNn)

Coldest night (TNn) at Kew by year The coldest night of the year at Kew, 1872 to 1973. The record is -1.5 C (29.3 F) in 1969, marked on the chart; the median year is 0.0 C (32.0 F). -202418801900192019401960Record: -1.5 C (29.3 F) in 1969
The coldest night of the year at Kew, 1872 to 1973. The record is -1.5 C (29.3 F) in 1969, marked on the chart; the median year is 0.0 C (32.0 F).
Coldest night (TNn) at Kew by year
YearColdest night (TNn)
1872n/a
1873n/a
1874n/a
1875n/a
1876n/a
1877n/a
1878n/a
1879n/a
1880n/a
1881n/a
1882n/a
1883n/a
1884n/a
1885n/a
1886n/a
1887n/a
1888n/a
1889n/a
1890n/a
1891n/a
1892n/a
1893n/a
1894n/a
1895n/a
1896n/a
1897n/a
1898n/a
1899n/a
1900n/a
1901n/a
1902n/a
1903n/a
1904n/a
1905n/a
1906n/a
1907n/a
1908n/a
1909n/a
1911n/a
1912n/a
1913n/a
1914n/a
1915n/a
1916n/a
1917n/a
1918n/a
1919n/a
1920n/a
1921n/a
1922n/a
1923n/a
1924n/a
1925n/a
1926n/a
1927n/a
1928n/a
1929n/a
1930n/a
1931n/a
1932n/a
1933n/a
1934n/a
1935n/a
1936n/a
1937n/a
1938n/a
1939n/a
1940n/a
1941n/a
1942n/a
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
1959n/a
1960n/a
1961n/a
1962n/a
1963n/a
1964n/a
1965-1.0 C (30.2 F)
19662.8 C (37.0 F)
19670.4 C (32.7 F)
19681.1 C (34.0 F)
1969-1.5 C (29.3 F)
19700.0 C (32.0 F)
1971-1.0 C (30.2 F)
1972-0.6 C (30.9 F)
19733.2 C (37.8 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Kew by year The wettest day of the year at Kew, 1872 to 1973. The record is 154.2 mm (6.1 in) in 1902, marked on the chart; the median year is 43.9 mm (1.7 in). 05010015020018801900192019401960Record: 154.2 mm (6.1 in) in 1902
The wettest day of the year at Kew, 1872 to 1973. The record is 154.2 mm (6.1 in) in 1902, marked on the chart; the median year is 43.9 mm (1.7 in).
Wettest day (Rx1day) at Kew by year
YearWettest day (Rx1day)
187262.7 mm (2.5 in)
187338.6 mm (1.5 in)
187472.6 mm (2.9 in)
187564.8 mm (2.6 in)
187628.2 mm (1.1 in)
187735.3 mm (1.4 in)
187845.7 mm (1.8 in)
187923.4 mm (0.9 in)
188043.9 mm (1.7 in)
188126.2 mm (1.0 in)
188255.1 mm (2.2 in)
188338.1 mm (1.5 in)
188422.1 mm (0.9 in)
188556.4 mm (2.2 in)
188653.3 mm (2.1 in)
188731.8 mm (1.3 in)
188828.7 mm (1.1 in)
188948.3 mm (1.9 in)
189032.3 mm (1.3 in)
189130.5 mm (1.2 in)
189239.1 mm (1.5 in)
189341.1 mm (1.6 in)
189424.6 mm (1.0 in)
189546.2 mm (1.8 in)
189649.5 mm (1.9 in)
189728.7 mm (1.1 in)
189819.8 mm (0.8 in)
189942.9 mm (1.7 in)
190041.7 mm (1.6 in)
190187.6 mm (3.4 in)
1902154.2 mm (6.1 in)
190334.0 mm (1.3 in)
190477.5 mm (3.1 in)
190539.4 mm (1.6 in)
190623.1 mm (0.9 in)
190747.0 mm (1.9 in)
190816.8 mm (0.7 in)
190935.6 mm (1.4 in)
191131.2 mm (1.2 in)
191228.2 mm (1.1 in)
191328.7 mm (1.1 in)
191429.7 mm (1.2 in)
191525.9 mm (1.0 in)
191659.9 mm (2.4 in)
191756.1 mm (2.2 in)
191846.2 mm (1.8 in)
191971.1 mm (2.8 in)
192041.1 mm (1.6 in)
192147.5 mm (1.9 in)
192245.5 mm (1.8 in)
192338.6 mm (1.5 in)
192457.9 mm (2.3 in)
192530.5 mm (1.2 in)
192655.4 mm (2.2 in)
192730.2 mm (1.2 in)
192848.8 mm (1.9 in)
192935.8 mm (1.4 in)
193048.5 mm (1.9 in)
193150.8 mm (2.0 in)
193255.1 mm (2.2 in)
193351.3 mm (2.0 in)
193473.7 mm (2.9 in)
193538.1 mm (1.5 in)
193640.9 mm (1.6 in)
193756.1 mm (2.2 in)
193838.1 mm (1.5 in)
193983.8 mm (3.3 in)
194030.5 mm (1.2 in)
194158.9 mm (2.3 in)
194247.5 mm (1.9 in)
194328.4 mm (1.1 in)
194445.5 mm (1.8 in)
194541.4 mm (1.6 in)
194677.0 mm (3.0 in)
194739.4 mm (1.6 in)
194825.7 mm (1.0 in)
194950.3 mm (2.0 in)
195053.1 mm (2.1 in)
195156.6 mm (2.2 in)
195249.5 mm (1.9 in)
195361.0 mm (2.4 in)
195484.6 mm (3.3 in)
195552.6 mm (2.1 in)
195636.6 mm (1.4 in)
195750.8 mm (2.0 in)
195858.9 mm (2.3 in)
195945.7 mm (1.8 in)
196093.2 mm (3.7 in)
196142.2 mm (1.7 in)
196247.5 mm (1.9 in)
1963118.4 mm (4.7 in)
196436.6 mm (1.4 in)
196528.2 mm (1.1 in)
196638.1 mm (1.5 in)
196728.7 mm (1.1 in)
196833.5 mm (1.3 in)
196938.6 mm (1.5 in)
197055.9 mm (2.2 in)
197161.7 mm (2.4 in)
197237.6 mm (1.5 in)
197370.6 mm (2.8 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Kew by year The wettest five days of the year at Kew, 1872 to 1973. The record is 175.5 mm (6.9 in) in 1960, marked on the chart; the median year is 65.2 mm (2.6 in). 05010015020018801900192019401960Record: 175.5 mm (6.9 in) in 1960
The wettest five days of the year at Kew, 1872 to 1973. The record is 175.5 mm (6.9 in) in 1960, marked on the chart; the median year is 65.2 mm (2.6 in).
Wettest five days (Rx5day) at Kew by year
YearWettest five days (Rx5day)
187296.9 mm (3.8 in)
187354.9 mm (2.2 in)
187480.3 mm (3.2 in)
187591.0 mm (3.6 in)
187663.2 mm (2.5 in)
187765.2 mm (2.6 in)
187883.8 mm (3.3 in)
187940.2 mm (1.6 in)
188085.6 mm (3.4 in)
188136.5 mm (1.4 in)
188270.6 mm (2.8 in)
188343.7 mm (1.7 in)
188446.2 mm (1.8 in)
188543.7 mm (1.7 in)
188656.1 mm (2.2 in)
188741.9 mm (1.6 in)
188829.0 mm (1.1 in)
188927.4 mm (1.1 in)
189044.2 mm (1.7 in)
189146.8 mm (1.8 in)
189260.2 mm (2.4 in)
189341.9 mm (1.6 in)
189427.5 mm (1.1 in)
189546.2 mm (1.8 in)
189649.5 mm (1.9 in)
189732.0 mm (1.3 in)
189827.2 mm (1.1 in)
189945.9 mm (1.8 in)
190030.2 mm (1.2 in)
190138.1 mm (1.5 in)
1902170.2 mm (6.7 in)
190330.6 mm (1.2 in)
190477.5 mm (3.1 in)
190558.6 mm (2.3 in)
190627.9 mm (1.1 in)
1907116.9 mm (4.6 in)
190827.7 mm (1.1 in)
190961.2 mm (2.4 in)
191153.6 mm (2.1 in)
191262.7 mm (2.5 in)
191352.3 mm (2.1 in)
191440.2 mm (1.6 in)
191556.4 mm (2.2 in)
1916145.3 mm (5.7 in)
191761.4 mm (2.4 in)
191873.2 mm (2.9 in)
1919127.4 mm (5.0 in)
192067.3 mm (2.6 in)
192176.5 mm (3.0 in)
192280.9 mm (3.2 in)
192374.2 mm (2.9 in)
1924119.6 mm (4.7 in)
192547.2 mm (1.9 in)
192687.4 mm (3.4 in)
192754.7 mm (2.2 in)
192867.9 mm (2.7 in)
192958.1 mm (2.3 in)
193088.9 mm (3.5 in)
1931112.4 mm (4.4 in)
193299.8 mm (3.9 in)
193367.6 mm (2.7 in)
1934151.2 mm (6.0 in)
193582.6 mm (3.3 in)
193678.5 mm (3.1 in)
1937132.7 mm (5.2 in)
193839.9 mm (1.6 in)
1939166.9 mm (6.6 in)
194055.9 mm (2.2 in)
194184.2 mm (3.3 in)
194258.9 mm (2.3 in)
194342.9 mm (1.7 in)
194471.9 mm (2.8 in)
194551.1 mm (2.0 in)
1946118.6 mm (4.7 in)
194784.8 mm (3.3 in)
194854.3 mm (2.1 in)
194996.7 mm (3.8 in)
195064.6 mm (2.5 in)
1951111.9 mm (4.4 in)
1952101.9 mm (4.0 in)
195365.6 mm (2.6 in)
1954127.5 mm (5.0 in)
195579.5 mm (3.1 in)
195684.4 mm (3.3 in)
195782.3 mm (3.2 in)
195886.4 mm (3.4 in)
1959116.3 mm (4.6 in)
1960175.5 mm (6.9 in)
196164.1 mm (2.5 in)
196284.3 mm (3.3 in)
1963151.4 mm (6.0 in)
196455.4 mm (2.2 in)
196574.0 mm (2.9 in)
196661.6 mm (2.4 in)
196751.1 mm (2.0 in)
196852.0 mm (2.0 in)
196957.4 mm (2.3 in)
197086.9 mm (3.4 in)
1971127.5 mm (5.0 in)
197287.4 mm (3.4 in)
1973109.4 mm (4.3 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Kew by year The longest dry spell of the year at Kew, 1872 to 1973. The record is 44 days in 1895, marked on the chart; the median year is 20 days. 102030405018801900192019401960Record: 44 days in 1895
The longest dry spell of the year at Kew, 1872 to 1973. The record is 44 days in 1895, marked on the chart; the median year is 20 days.
Longest dry spell (CDD) at Kew by year
YearLongest dry spell (CDD)
187212 days
187321 days
187423 days
187519 days
187615 days
187731 days
187831 days
187922 days
188019 days
188116 days
188226 days
188313 days
188418 days
188514 days
188613 days
188715 days
188827 days
188927 days
189017 days
189125 days
189221 days
189322 days
189417 days
189544 days
189619 days
189720 days
189819 days
189929 days
190013 days
190115 days
190228 days
190314 days
190428 days
190535 days
190627 days
190725 days
190824 days
190925 days
191112 days
191226 days
191326 days
191433 days
191520 days
191619 days
191723 days
191815 days
191930 days
192019 days
192129 days
192220 days
192335 days
192416 days
192516 days
192624 days
192718 days
192819 days
192917 days
193038 days
193122 days
193236 days
193322 days
193437 days
193521 days
193619 days
193723 days
193827 days
193920 days
194018 days
194114 days
194219 days
194316 days
194423 days
194534 days
194611 days
194714 days
194819 days
194919 days
195027 days
195115 days
195216 days
195318 days
195418 days
195510 days
195634 days
195714 days
195815 days
195925 days
196018 days
196114 days
196223 days
196313 days
196430 days
196520 days
196612 days
196717 days
196823 days
196911 days
197023 days
197117 days
197220 days
197315 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Rainfall Return Levels

67 years, 1872 to 1972

A day with at least 45.3 mm (1.8 in) of rain is expected about once in 2 years. A day with at least 105.1 mm (4.1 in) of rain is expected about once in 100 years.

Rainfall return levels at Kew: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years45.3 mm (1.8 in)
5 years61.3 mm (2.4 in)
10 years71.8 mm (2.8 in)
25 years85.2 mm (3.4 in)
50 years95.2 mm (3.7 in)
100 years105.1 mm (4.1 in)Longer than the 67 years of record

The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 67 years of values from 1872 to 1972.

A return level is an estimate. It is least reliable for the long periods, 50 and 100 years, and for any period longer than the record behind the fit, where the fit has to reach past the largest day actually observed. It is not a forecast.

The largest wettest-day totals in the fit: 118.4 mm (4.7 in) in 1963; 93.2 mm (3.7 in) in 1960; 84.6 mm (3.3 in) in 1954.

Download the Data

  • Data for Kew standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Kew threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2026-10-12).