Built 2026-10-15 (15 October 2026)

Coomandook Weather Records (ASN00025503)

Record envelope, standing records and threshold days for Coomandook (ASN00025503), Australia, with 126 years of record.

Key Facts for Coomandook

  • Coomandook (ASN00025503) is a weather station in Australia at -35.47 latitude and 139.70 longitude, 15 m (49 ft) above sea level.
  • The station reports from 1901 to 2026, 126 years of record.
  • 0 records set at Coomandook still stand.
  • Records are tracked for prcp: an element needs 30 years of data to be eligible.
  • Coomandook set a daily record precipitation of 20.2 mm (0.8 in) on 10 August 2026.

About the Station

  • Location: Australia, -35.47 latitude, 139.70 longitude.
  • Elevation: 15 m (49 ft).
  • Period of record: 1901 to 2026, 126 years.
  • Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Coomandook, with 2026 drawn through them The band shows the record high and record low for each calendar day at Coomandook. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. 000111 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Coomandook. 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 Coomandook, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jann/an/an/an/a
Febn/an/an/an/a
Marn/an/an/an/a
Aprn/an/an/an/a
Mayn/an/an/an/a
Junn/an/an/an/a
Juln/an/an/an/a
Augn/an/an/an/a
Sepn/an/an/an/a
Octn/an/an/an/a
Novn/an/an/an/a
Decn/an/an/an/a

Which Years Hold Standing Records

0 standing records
Standing records at Coomandook by the year they were set 0 records at Coomandook still stand. 00000000000
0 records at Coomandook still stand.
Standing records at Coomandook by the year they were set
Year setStanding records

Wettest Day of Each Month

May: 84.8 mm (3.3 in)
Record daily precipitation for each month at Coomandook The wettest day on record for each calendar month at Coomandook. The most was 84.8 mm (3.3 in) on 16 May 1909. 0255075100 Jan: 53.8 mm (2.1 in), 25 January 1941 Jan Feb: 61.7 mm (2.4 in), 20 February 1968 Feb Mar: 67.6 mm (2.7 in), 6 March 1910 Mar Apr: 58.2 mm (2.3 in), 11 April 1948 Apr May: 84.8 mm (3.3 in), 16 May 1909 May Jun: 39.4 mm (1.6 in), 23 June 1912 Jun Jul: 33.3 mm (1.3 in), 25 July 1936 Jul Aug: 27.0 mm (1.1 in), 25 August 1983 Aug Sep: 36.8 mm (1.4 in), 12 September 1925 Sep Oct: 62.2 mm (2.4 in), 19 October 1973 Oct Nov: 49.5 mm (1.9 in), 18 November 1964 Nov Dec: 43.2 mm (1.7 in), 13 December 2008 Dec
The wettest day on record for each calendar month at Coomandook. The most was 84.8 mm (3.3 in) on 16 May 1909.
Record daily precipitation for each month at Coomandook
MonthRecord daily precipitation (mm)Date
Jan53.8 mm (2.1 in)25 January 1941
Feb61.7 mm (2.4 in)20 February 1968
Mar67.6 mm (2.7 in)6 March 1910
Apr58.2 mm (2.3 in)11 April 1948
May84.8 mm (3.3 in)16 May 1909
Jun39.4 mm (1.6 in)23 June 1912
Jul33.3 mm (1.3 in)25 July 1936
Aug27.0 mm (1.1 in)25 August 1983
Sep36.8 mm (1.4 in)12 September 1925
Oct62.2 mm (2.4 in)19 October 1973
Nov49.5 mm (1.9 in)18 November 1964
Dec43.2 mm (1.7 in)13 December 2008

Latest Records

20
Latest records at Coomandook
DateStationRecordValueBeat old record byOld record stoodSignificance
10 August 2026Coomandook, AUdaily rain20.2 mm (0.8 in)10.0 mm (0.4 in)17 years20 of 100 (Routine)
2 March 2026Coomandook, AUdaily rain52.5 mm (2.1 in)46.5 mm (1.8 in)28 years58 of 100 (Notable)
26 July 2025Coomandook, AUdaily rain22.8 mm (0.9 in)12.6 mm (0.5 in)118 years20 of 100 (Routine)
10 July 2025Coomandook, AUdaily rain17.4 mm (0.7 in)5.2 mm (0.20 in)12 years20 of 100 (Routine)
18 October 2024Coomandook, AUdaily rain19.8 mm (0.8 in)0.7 mm (0.03 in)68 years20 of 100 (Routine)
16 August 2024Coomandook, AUdaily rain18.0 mm (0.7 in)3.0 mm (0.12 in)41 years20 of 100 (Routine)
10 December 2023Coomandook, AUdaily rain24.0 mm (0.9 in)6.6 mm (0.26 in)18 years20 of 100 (Routine)
24 November 2023Coomandook, AUdaily rain23.0 mm (0.9 in)18.7 mm (0.7 in)105 years20 of 100 (Routine)
8 October 2020Coomandook, AUdaily rain22.6 mm (0.9 in)8.8 mm (0.35 in)28 years20 of 100 (Routine)
5 October 2020Coomandook, AUdaily rain12.4 mm (0.5 in)1.0 mm (0.04 in)70 years20 of 100 (Routine)
9 May 2020Coomandook, AUdaily rain11.8 mm (0.5 in)1.1 mm (0.04 in)115 years20 of 100 (Routine)
4 April 2020Coomandook, AUdaily rain7.2 mm (0.28 in)2.4 mm (0.09 in)102 years20 of 100 (Routine)
23 January 2020Coomandook, AUdaily rain3.0 mm (0.12 in)0.5 mm (0.02 in)110 years20 of 100 (Routine)
12 June 2019Coomandook, AUdaily rain25.8 mm (1.0 in)3.4 mm (0.13 in)5 years17 of 100 (Routine)
16 November 2017Coomandook, AUdaily rain18.8 mm (0.7 in)11.2 mm (0.4 in)100 years20 of 100 (Routine)
21 April 2017Coomandook, AUdaily rain19.2 mm (0.8 in)11.6 mm (0.5 in)110 years20 of 100 (Routine)
21 March 2017Coomandook, AUdaily rain29.8 mm (1.2 in)5.6 mm (0.22 in)4 years17 of 100 (Routine)
13 March 2017Coomandook, AUdaily rain16.4 mm (0.6 in)6.7 mm (0.26 in)86 years20 of 100 (Routine)
20 January 2017Coomandook, AUdaily rain27.8 mm (1.1 in)3.4 mm (0.13 in)49 years28 of 100 (Routine)
29 December 2016Coomandook, AUdaily rain25.4 mm (1.0 in)20.3 mm (0.8 in)66 years59 of 100 (Notable)

Extremes by Year

1901 to 2026
Yearly extremes at Coomandook: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)84.8 mm (3.3 in)190926.7 mm (1.1 in)120
Wettest five days (Rx5day)110.7 mm (4.4 in)191041.0 mm (1.6 in)120
Longest dry spell (CDD)77 days199134 days120

Wettest day (Rx1day)

Wettest day (Rx1day) at Coomandook by year The wettest day of the year at Coomandook, 1901 to 2026. The record is 84.8 mm (3.3 in) in 1909, marked on the chart; the median year is 26.7 mm (1.1 in). 020406080100192019401960198020002020Record: 84.8 mm (3.3 in) in 1909
The wettest day of the year at Coomandook, 1901 to 2026. The record is 84.8 mm (3.3 in) in 1909, marked on the chart; the median year is 26.7 mm (1.1 in).
Wettest day (Rx1day) at Coomandook by year
YearWettest day (Rx1day)
190111.9 mm (0.5 in)
190224.1 mm (0.9 in)
190327.9 mm (1.1 in)
190425.9 mm (1.0 in)
190529.2 mm (1.1 in)
190630.5 mm (1.2 in)
190727.9 mm (1.1 in)
190847.0 mm (1.9 in)
190984.8 mm (3.3 in)
191067.6 mm (2.7 in)
191239.4 mm (1.6 in)
191321.8 mm (0.9 in)
191422.6 mm (0.9 in)
191522.9 mm (0.9 in)
191624.6 mm (1.0 in)
191730.5 mm (1.2 in)
191826.7 mm (1.1 in)
191922.9 mm (0.9 in)
192023.1 mm (0.9 in)
192158.4 mm (2.3 in)
192228.4 mm (1.1 in)
192324.1 mm (0.9 in)
192434.8 mm (1.4 in)
192536.8 mm (1.4 in)
192625.9 mm (1.0 in)
192743.2 mm (1.7 in)
192829.2 mm (1.1 in)
192936.8 mm (1.4 in)
193017.5 mm (0.7 in)
193119.1 mm (0.8 in)
193225.7 mm (1.0 in)
193316.8 mm (0.7 in)
193446.0 mm (1.8 in)
193516.5 mm (0.6 in)
193633.3 mm (1.3 in)
193731.8 mm (1.3 in)
193823.6 mm (0.9 in)
193929.2 mm (1.1 in)
194036.8 mm (1.4 in)
194153.8 mm (2.1 in)
194222.9 mm (0.9 in)
194326.7 mm (1.1 in)
194423.6 mm (0.9 in)
194538.4 mm (1.5 in)
194664.3 mm (2.5 in)
194745.7 mm (1.8 in)
194858.2 mm (2.3 in)
194919.8 mm (0.8 in)
195039.6 mm (1.6 in)
195148.0 mm (1.9 in)
195234.3 mm (1.4 in)
195321.1 mm (0.8 in)
195439.4 mm (1.6 in)
195567.3 mm (2.6 in)
195620.6 mm (0.8 in)
195725.9 mm (1.0 in)
195816.5 mm (0.6 in)
196114.5 mm (0.6 in)
196449.5 mm (1.9 in)
196521.8 mm (0.9 in)
196621.6 mm (0.9 in)
196722.4 mm (0.9 in)
196861.7 mm (2.4 in)
196919.1 mm (0.8 in)
197027.4 mm (1.1 in)
197116.8 mm (0.7 in)
197231.8 mm (1.3 in)
197362.2 mm (2.4 in)
197443.8 mm (1.7 in)
197524.3 mm (1.0 in)
197633.6 mm (1.3 in)
197719.8 mm (0.8 in)
197816.6 mm (0.7 in)
197920.0 mm (0.8 in)
198014.0 mm (0.6 in)
198124.0 mm (0.9 in)
198225.0 mm (1.0 in)
198336.0 mm (1.4 in)
198417.0 mm (0.7 in)
198516.5 mm (0.6 in)
198623.4 mm (0.9 in)
198729.0 mm (1.1 in)
19888.0 mm (0.31 in)
198919.0 mm (0.7 in)
199026.0 mm (1.0 in)
199118.0 mm (0.7 in)
199221.2 mm (0.8 in)
199343.0 mm (1.7 in)
199423.0 mm (0.9 in)
199521.4 mm (0.8 in)
199642.6 mm (1.7 in)
199737.0 mm (1.5 in)
199840.0 mm (1.6 in)
199929.0 mm (1.1 in)
200029.4 mm (1.2 in)
200120.0 mm (0.8 in)
200234.0 mm (1.3 in)
200334.6 mm (1.4 in)
200417.4 mm (0.7 in)
200524.4 mm (1.0 in)
200615.2 mm (0.6 in)
200738.8 mm (1.5 in)
200843.2 mm (1.7 in)
200932.4 mm (1.3 in)
201035.4 mm (1.4 in)
201144.8 mm (1.8 in)
201224.2 mm (1.0 in)
201333.4 mm (1.3 in)
201420.8 mm (0.8 in)
201526.8 mm (1.1 in)
201633.6 mm (1.3 in)
201729.8 mm (1.2 in)
201813.8 mm (0.5 in)
201925.8 mm (1.0 in)
202026.4 mm (1.0 in)
202113.2 mm (0.5 in)
202324.0 mm (0.9 in)
202436.5 mm (1.4 in)
202522.8 mm (0.9 in)
202652.5 mm (2.1 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Coomandook by year The wettest five days of the year at Coomandook, 1901 to 2026. The record is 110.7 mm (4.4 in) in 1910, marked on the chart; the median year is 41.0 mm (1.6 in). 0255075100125192019401960198020002020Record: 110.7 mm (4.4 in) in 1910
The wettest five days of the year at Coomandook, 1901 to 2026. The record is 110.7 mm (4.4 in) in 1910, marked on the chart; the median year is 41.0 mm (1.6 in).
Wettest five days (Rx5day) at Coomandook by year
YearWettest five days (Rx5day)
190124.4 mm (1.0 in)
190235.1 mm (1.4 in)
190338.1 mm (1.5 in)
190438.1 mm (1.5 in)
190547.1 mm (1.9 in)
190653.4 mm (2.1 in)
190748.2 mm (1.9 in)
190864.0 mm (2.5 in)
190999.8 mm (3.9 in)
1910110.7 mm (4.4 in)
191247.0 mm (1.9 in)
191341.9 mm (1.6 in)
191437.4 mm (1.5 in)
191536.6 mm (1.4 in)
191655.4 mm (2.2 in)
191747.5 mm (1.9 in)
191831.0 mm (1.2 in)
191934.6 mm (1.4 in)
192033.5 mm (1.3 in)
192182.0 mm (3.2 in)
192248.9 mm (1.9 in)
192342.1 mm (1.7 in)
192447.8 mm (1.9 in)
192547.3 mm (1.9 in)
192638.7 mm (1.5 in)
192747.0 mm (1.9 in)
192845.5 mm (1.8 in)
192964.7 mm (2.5 in)
193036.8 mm (1.4 in)
193132.2 mm (1.3 in)
193227.8 mm (1.1 in)
193330.5 mm (1.2 in)
193461.5 mm (2.4 in)
193527.7 mm (1.1 in)
193668.7 mm (2.7 in)
193775.2 mm (3.0 in)
193825.7 mm (1.0 in)
193940.1 mm (1.6 in)
194044.2 mm (1.7 in)
194168.5 mm (2.7 in)
194236.9 mm (1.5 in)
194342.4 mm (1.7 in)
194443.5 mm (1.7 in)
194546.8 mm (1.8 in)
194668.3 mm (2.7 in)
194753.3 mm (2.1 in)
194888.2 mm (3.5 in)
194925.7 mm (1.0 in)
195040.9 mm (1.6 in)
195158.2 mm (2.3 in)
195238.9 mm (1.5 in)
195342.2 mm (1.7 in)
195443.8 mm (1.7 in)
195573.7 mm (2.9 in)
195630.7 mm (1.2 in)
195737.6 mm (1.5 in)
195830.5 mm (1.2 in)
196126.5 mm (1.0 in)
196463.8 mm (2.5 in)
196535.5 mm (1.4 in)
196627.8 mm (1.1 in)
196728.8 mm (1.1 in)
196865.5 mm (2.6 in)
196937.8 mm (1.5 in)
197027.4 mm (1.1 in)
197124.7 mm (1.0 in)
197238.2 mm (1.5 in)
197380.8 mm (3.2 in)
197472.8 mm (2.9 in)
197526.8 mm (1.1 in)
197650.9 mm (2.0 in)
197736.0 mm (1.4 in)
197818.8 mm (0.7 in)
197944.4 mm (1.7 in)
198021.5 mm (0.8 in)
198126.0 mm (1.0 in)
198232.0 mm (1.3 in)
198339.0 mm (1.5 in)
198423.5 mm (0.9 in)
198521.5 mm (0.8 in)
198621.2 mm (0.8 in)
198757.0 mm (2.2 in)
198812.0 mm (0.5 in)
198929.2 mm (1.1 in)
199041.0 mm (1.6 in)
199118.0 mm (0.7 in)
199239.9 mm (1.6 in)
199349.6 mm (2.0 in)
199429.0 mm (1.1 in)
199547.6 mm (1.9 in)
199646.0 mm (1.8 in)
199738.6 mm (1.5 in)
199840.6 mm (1.6 in)
199932.8 mm (1.3 in)
200049.4 mm (1.9 in)
200130.8 mm (1.2 in)
200234.0 mm (1.3 in)
200345.4 mm (1.8 in)
200439.4 mm (1.6 in)
200563.4 mm (2.5 in)
200620.6 mm (0.8 in)
200754.4 mm (2.1 in)
200858.0 mm (2.3 in)
200950.8 mm (2.0 in)
201054.2 mm (2.1 in)
201152.2 mm (2.1 in)
201242.2 mm (1.7 in)
201368.0 mm (2.7 in)
201439.0 mm (1.5 in)
201540.8 mm (1.6 in)
201666.4 mm (2.6 in)
201759.0 mm (2.3 in)
201826.8 mm (1.1 in)
201933.4 mm (1.3 in)
202035.4 mm (1.4 in)
202113.2 mm (0.5 in)
202362.0 mm (2.4 in)
202443.3 mm (1.7 in)
202547.8 mm (1.9 in)
202660.7 mm (2.4 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Coomandook by year The longest dry spell of the year at Coomandook, 1901 to 2026. The record is 77 days in 1991, marked on the chart; the median year is 34 days. 020406080192019401960198020002020Record: 77 days in 1991
The longest dry spell of the year at Coomandook, 1901 to 2026. The record is 77 days in 1991, marked on the chart; the median year is 34 days.
Longest dry spell (CDD) at Coomandook by year
YearLongest dry spell (CDD)
190128 days
190230 days
190321 days
190457 days
190549 days
190671 days
190743 days
190830 days
190931 days
191035 days
191231 days
191327 days
191432 days
191546 days
191647 days
191722 days
191833 days
191926 days
192049 days
192150 days
192243 days
192365 days
192422 days
192531 days
192637 days
192737 days
192846 days
192925 days
193051 days
193140 days
193235 days
193324 days
193438 days
193565 days
193638 days
193721 days
193839 days
193926 days
194033 days
194126 days
194247 days
194333 days
194438 days
194534 days
194633 days
194728 days
194836 days
194939 days
195034 days
195141 days
195258 days
195356 days
195427 days
195526 days
195626 days
195737 days
195827 days
196114 days
196422 days
196564 days
196628 days
196741 days
196830 days
196941 days
197066 days
197132 days
197240 days
197332 days
197435 days
197536 days
197648 days
197727 days
197814 days
197911 days
198026 days
198132 days
198228 days
198348 days
198438 days
198571 days
198656 days
198728 days
198836 days
198933 days
199021 days
199177 days
199260 days
199339 days
199435 days
199542 days
199634 days
199739 days
199826 days
199930 days
200042 days
200130 days
200262 days
200329 days
200423 days
200539 days
200632 days
200730 days
200834 days
200961 days
201022 days
201119 days
201227 days
201326 days
201429 days
201554 days
201632 days
201721 days
201822 days
201939 days
202023 days
202114 days
202313 days
202447 days
202564 days
202648 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

90 years, 1902 to 2025

A day with at least 29.7 mm (1.2 in) of rain is expected about once in 2 years. A day with at least 86.1 mm (3.4 in) of rain is expected about once in 100 years.

Rainfall return levels at Coomandook: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years29.7 mm (1.2 in)
5 years41.0 mm (1.6 in)
10 years49.8 mm (2.0 in)
25 years62.7 mm (2.5 in)
50 years73.7 mm (2.9 in)
100 years86.1 mm (3.4 in)Longer than the 90 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, 90 years of values from 1902 to 2025.

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: 84.8 mm (3.3 in) in 1909; 67.6 mm (2.7 in) in 1910; 67.3 mm (2.6 in) in 1955.

Download the Data

  • Data for Coomandook standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Coomandook 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

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