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Built 2026-10-17 (17 October 2026)

Roto (Coombie) Threshold Days by Year

4 fixed thresholds counted per year at Roto (Coombie) (ASN00049010): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Roto (Coombie) Thresholds

  • Roto (Coombie): days with 10 mm (0.39 in) or more of precipitation in 75 years, most in 1939 with 26.
  • Roto (Coombie): days with 25 mm (0.98 in) or more of precipitation in 65 years, most in 1889 with 9.
  • Roto (Coombie): days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 1889 with 4.
  • Roto (Coombie): days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1922 with 1.
  • 4 fixed thresholds have at least one qualifying day at Roto (Coombie).
75 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Roto (Coombie) Days per year at Roto (Coombie) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1939. 01020301879: 151880: 71881: 161882: 111883: 51884: 81885: 151886: 121887: 221888: 61889: 201890: 161891: 141892: 101893: 81895: 61896: 91897: 31898: 91899: 81900: 81901: 71902: 31903: 51904: 81905: 121906: 161907: 91908: 71909: 81910: 141911: 181912: 101913: 101914: 51915: 91916: 141917: 181918: 81919: 51920: 111921: 151922: 21923: 81924: 101925: 151926: 121927: 51928: 81929: 61932: 111933: 91934: 151935: 81936: 201937: 51938: 61939: 261940: 31941: 81942: 121943: 81944: 51945: 111946: 111947: 221948: 161949: 191950: 161998: 101999: 132000: 122001: 42003: 92004: 101879188718961904191219201928193819462001
Days per year at Roto (Coombie) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1939.
Days with 10 mm (0.39 in) or more of precipitation per year at Roto (Coombie)
YearDaysDecade average
18791515
1880712.2
18811612.2
18821112.2
1883512.2
1884812.2
18851512.2
18861212.2
18872212.2
1888612.2
18892012.2
1890169.2
1891149.2
1892109.2
189389.2
189569.2
189699.2
189739.2
189899.2
189989.2
190088.3
190178.3
190238.3
190358.3
190488.3
1905128.3
1906168.3
190798.3
190878.3
190988.3
19101411.1
19111811.1
19121011.1
19131011.1
1914511.1
1915911.1
19161411.1
19171811.1
1918811.1
1919511.1
1920119.2
1921159.2
192229.2
192389.2
1924109.2
1925159.2
1926129.2
192759.2
192889.2
192969.2
19321112.5
1933912.5
19341512.5
1935812.5
19362012.5
1937512.5
1938612.5
19392612.5
1940311.5
1941811.5
19421211.5
1943811.5
1944511.5
19451111.5
19461111.5
19472211.5
19481611.5
19491911.5
19501616
19981011.5
19991311.5
2000128.8
200148.8
200398.8
2004108.8
First to last qualifying date each year at Roto (Coombie) For each year, a bar from the first to the last day at Roto (Coombie) meeting 10 mm (0.39 in). 1879: 5 January 1879 to 18 November 18791880: 8 January 1880 to 3 December 18801881: 10 January 1881 to 14 November 18811882: 22 February 1882 to 5 December 18821883: 27 February 1883 to 14 October 18831884: 7 February 1884 to 16 November 18841885: 22 January 1885 to 23 December 18851886: 18 May 1886 to 6 December 18861887: 24 January 1887 to 29 December 18871888: 3 January 1888 to 19 December 18881889: 3 January 1889 to 19 December 18891890: 2 February 1890 to 28 December 18901891: 5 January 1891 to 1 December 18911892: 29 May 1892 to 21 November 18921893: 25 April 1893 to 28 December 18931895: 4 January 1895 to 10 December 18951896: 11 February 1896 to 18 November 18961897: 9 January 1897 to 22 September 18971898: 13 February 1898 to 23 December 18981899: 26 February 1899 to 4 November 18991900: 9 January 1900 to 1 August 19001901: 15 March 1901 to 28 October 19011902: 27 March 1902 to 17 December 19021903: 14 July 1903 to 25 December 19031904: 2 January 1904 to 26 July 19041905: 4 April 1905 to 30 December 19051906: 28 February 1906 to 19 November 19061907: 26 January 1907 to 28 December 19071908: 1 February 1908 to 16 October 19081909: 31 January 1909 to 20 August 19091910: 11 January 1910 to 1 December 19101911: 13 January 1911 to 16 December 19111912: 10 March 1912 to 26 December 19121913: 4 February 1913 to 28 October 19131914: 13 May 1914 to 26 December 19141915: 19 February 1915 to 12 December 19151916: 7 January 1916 to 12 December 19161917: 18 January 1917 to 21 November 19171918: 12 January 1918 to 8 October 19181919: 25 February 1919 to 28 December 19191920: 2 June 1920 to 6 December 19201921: 29 January 1921 to 27 December 19211922: 13 January 1922 to 6 December 19221923: 4 June 1923 to 26 December 19231924: 2 April 1924 to 14 December 19241925: 13 January 1925 to 18 November 19251926: 18 March 1926 to 27 December 19261927: 19 June 1927 to 15 December 19271928: 18 January 1928 to 10 December 19281929: 3 April 1929 to 28 December 19291932: 8 February 1932 to 15 September 19321933: 5 March 1933 to 4 December 19331934: 22 February 1934 to 30 November 19341935: 10 February 1935 to 22 October 19351936: 4 January 1936 to 30 December 19361937: 9 January 1937 to 28 December 19371938: 25 April 1938 to 26 October 19381939: 16 February 1939 to 18 November 19391940: 4 April 1940 to 28 December 19401941: 3 January 1941 to 9 June 19411942: 13 February 1942 to 9 December 19421943: 3 January 1943 to 19 November 19431944: 7 February 1944 to 14 September 19441945: 7 May 1945 to 28 October 19451946: 18 January 1946 to 29 December 19461947: 10 February 1947 to 14 December 19471948: 7 January 1948 to 30 December 19481949: 7 March 1949 to 20 December 19491950: 19 January 1950 to 22 December 19501998: 8 February 1998 to 12 November 19981999: 22 March 1999 to 17 December 19992000: 27 January 2000 to 14 November 20002001: 17 March 2001 to 24 October 20012003: 27 April 2003 to 3 December 20032004: 21 January 2004 to 8 December 200418791889190019101920193219421999JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Roto (Coombie) meeting 10 mm (0.39 in).
First to last qualifying date each year at Roto (Coombie)
YearFirst dateLast date
18791879-01-051879-11-18
18801880-01-081880-12-03
18811881-01-101881-11-14
18821882-02-221882-12-05
18831883-02-271883-10-14
18841884-02-071884-11-16
18851885-01-221885-12-23
18861886-05-181886-12-06
18871887-01-241887-12-29
18881888-01-031888-12-19
18891889-01-031889-12-19
18901890-02-021890-12-28
18911891-01-051891-12-01
18921892-05-291892-11-21
18931893-04-251893-12-28
18951895-01-041895-12-10
18961896-02-111896-11-18
18971897-01-091897-09-22
18981898-02-131898-12-23
18991899-02-261899-11-04
19001900-01-091900-08-01
19011901-03-151901-10-28
19021902-03-271902-12-17
19031903-07-141903-12-25
19041904-01-021904-07-26
19051905-04-041905-12-30
19061906-02-281906-11-19
19071907-01-261907-12-28
19081908-02-011908-10-16
19091909-01-311909-08-20
19101910-01-111910-12-01
19111911-01-131911-12-16
19121912-03-101912-12-26
19131913-02-041913-10-28
19141914-05-131914-12-26
19151915-02-191915-12-12
19161916-01-071916-12-12
19171917-01-181917-11-21
19181918-01-121918-10-08
19191919-02-251919-12-28
19201920-06-021920-12-06
19211921-01-291921-12-27
19221922-01-131922-12-06
19231923-06-041923-12-26
19241924-04-021924-12-14
19251925-01-131925-11-18
19261926-03-181926-12-27
19271927-06-191927-12-15
19281928-01-181928-12-10
19291929-04-031929-12-28
19321932-02-081932-09-15
19331933-03-051933-12-04
19341934-02-221934-11-30
19351935-02-101935-10-22
19361936-01-041936-12-30
19371937-01-091937-12-28
19381938-04-251938-10-26
19391939-02-161939-11-18
19401940-04-041940-12-28
19411941-01-031941-06-09
19421942-02-131942-12-09
19431943-01-031943-11-19
19441944-02-071944-09-14
19451945-05-071945-10-28
19461946-01-181946-12-29
19471947-02-101947-12-14
19481948-01-071948-12-30
19491949-03-071949-12-20
19501950-01-191950-12-22
19981998-02-081998-11-12
19991999-03-221999-12-17
20002000-01-272000-11-14
20012001-03-172001-10-24
20032003-04-272003-12-03
20042004-01-212004-12-08

Every Fixed Threshold

Fixed thresholds at Roto (Coombie)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain7526193910
25 mm (0.98 in): Days with 25 mm or more rain65918892
50 mm (1.97 in): Days with 50 mm or more rain25418891
100 mm (3.94 in): Days with 100 mm or more rain1119221

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1879.

Download the Data

  • Data for Roto (Coombie) 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).