Built 2026-10-15 (15 October 2026)

Ballan Weather Records (ASN00087006)

Record envelope, standing records and threshold days for Ballan (ASN00087006), Australia, with 148 years of record.

Key Facts for Ballan

  • Ballan (ASN00087006) is a weather station in Australia at -37.60 latitude and 144.23 longitude, 509 m (1,669 ft) above sea level.
  • The station reports from 1875 to 2022, 148 years of record.
  • 0 records set at Ballan still stand.
  • Records are tracked for prcp: an element needs 30 years of data to be eligible.
  • Ballan set a daily record precipitation of 38.6 mm (1.5 in) on 9 December 2021.

About the Station

  • Location: Australia, -37.60 latitude, 144.23 longitude.
  • Elevation: 509 m (1,669 ft).
  • Period of record: 1875 to 2022, 148 years.
  • Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Ballan, with 2026 drawn through them The band shows the record high and record low for each calendar day at Ballan. 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 Ballan. 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 Ballan, 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 Ballan by the year they were set 0 records at Ballan still stand. 00000000000
0 records at Ballan still stand.
Standing records at Ballan by the year they were set
Year setStanding records

All-Time Record Progression

4 new records
When Ballan set new all-time records 4 all-time records were set at Ballan between 18 February 1919 and 5 February 2011. Each dot is a new record. Record daily precipitation18 February 1919: Record daily precipitation 97.0 mm (3.8 in)21 October 1927: Record daily precipitation 99.1 mm (3.9 in)1 December 1933: Record daily precipitation 118.4 mm (4.7 in)5 February 2011: Record daily precipitation 119.4 mm (4.7 in)1920193519501965198019952010
4 all-time records were set at Ballan between 18 February 1919 and 5 February 2011. Each dot is a new record.
When Ballan set new all-time records
DateKindDetail
1919-02-18Record daily precipitationRecord daily precipitation 97.0 mm (3.8 in)
1927-10-21Record daily precipitationRecord daily precipitation 99.1 mm (3.9 in)
1933-12-01Record daily precipitationRecord daily precipitation 118.4 mm (4.7 in)
2011-02-05Record daily precipitationRecord daily precipitation 119.4 mm (4.7 in)

Wettest Day of Each Month

Feb: 119.4 mm (4.7 in)
Record daily precipitation for each month at Ballan The wettest day on record for each calendar month at Ballan. The most was 119.4 mm (4.7 in) on 5 February 2011. 050100150 Jan: 99.1 mm (3.9 in), 26 January 1941 Jan Feb: 119.4 mm (4.7 in), 5 February 2011 Feb Mar: 63.2 mm (2.5 in), 5 March 1919 Mar Apr: 94.4 mm (3.7 in), 8 April 1977 Apr May: 53.1 mm (2.1 in), 12 May 1925 May Jun: 83.8 mm (3.3 in), 17 June 1952 Jun Jul: 46.7 mm (1.8 in), 11 July 1957 Jul Aug: 61.0 mm (2.4 in), 20 August 1909 Aug Sep: 90.9 mm (3.6 in), 11 September 1880 Sep Oct: 99.1 mm (3.9 in), 21 October 1927 Oct Nov: 70.2 mm (2.8 in), 7 November 1995 Nov Dec: 118.4 mm (4.7 in), 1 December 1933 Dec
The wettest day on record for each calendar month at Ballan. The most was 119.4 mm (4.7 in) on 5 February 2011.
Record daily precipitation for each month at Ballan
MonthRecord daily precipitation (mm)Date
Jan99.1 mm (3.9 in)26 January 1941
Feb119.4 mm (4.7 in)5 February 2011
Mar63.2 mm (2.5 in)5 March 1919
Apr94.4 mm (3.7 in)8 April 1977
May53.1 mm (2.1 in)12 May 1925
Jun83.8 mm (3.3 in)17 June 1952
Jul46.7 mm (1.8 in)11 July 1957
Aug61.0 mm (2.4 in)20 August 1909
Sep90.9 mm (3.6 in)11 September 1880
Oct99.1 mm (3.9 in)21 October 1927
Nov70.2 mm (2.8 in)7 November 1995
Dec118.4 mm (4.7 in)1 December 1933

Latest Records

20
Latest records at Ballan
DateStationRecordValueBeat old record byOld record stoodSignificance
9 December 2021Ballan, AUdaily rain38.6 mm (1.5 in)2.0 mm (0.08 in)91 years39 of 100 (Notable)
1 August 2021Ballan, AUdaily rain17.0 mm (0.7 in)0.5 mm (0.02 in)130 years20 of 100 (Routine)
10 June 2021Ballan, AUdaily rain34.0 mm (1.3 in)15.0 mm (0.6 in)40 years46 of 100 (Notable)
4 May 2021Ballan, AUdaily rain47.6 mm (1.9 in)31.1 mm (1.2 in)122 years80 of 100 (Exceptional)
2 April 2020Ballan, AUdaily rain26.6 mm (1.0 in)8.3 mm (0.33 in)120 years49 of 100 (Notable)
7 February 2020Ballan, AUdaily rain23.0 mm (0.9 in)1.7 mm (0.07 in)134 years20 of 100 (Routine)
16 January 2020Ballan, AUdaily rain26.4 mm (1.0 in)16.5 mm (0.6 in)56 years42 of 100 (Notable)
30 June 2019Ballan, AUdaily rain28.2 mm (1.1 in)0.8 mm (0.03 in)41 years23 of 100 (Routine)
10 May 2019Ballan, AUdaily rain36.4 mm (1.4 in)11.0 mm (0.4 in)113 years58 of 100 (Notable)
2 May 2019Ballan, AUdaily rain27.2 mm (1.1 in)2.8 mm (0.11 in)62 years32 of 100 (Routine)
22 December 2018Ballan, AUdaily rain31.2 mm (1.2 in)2.0 mm (0.08 in)11 years15 of 100 (Routine)
16 November 2017Ballan, AUdaily rain46.2 mm (1.8 in)17.2 mm (0.7 in)127 years61 of 100 (Major)
10 April 2017Ballan, AUdaily rain68.4 mm (2.7 in)30.0 mm (1.2 in)112 years75 of 100 (Major)
3 October 2016Ballan, AUdaily rain33.2 mm (1.3 in)7.0 mm (0.28 in)69 years38 of 100 (Notable)
22 July 2016Ballan, AUdaily rain14.6 mm (0.6 in)1.4 mm (0.06 in)87 years20 of 100 (Routine)
6 July 2016Ballan, AUdaily rain44.4 mm (1.7 in)22.8 mm (0.9 in)91 years77 of 100 (Major)
10 January 2015Ballan, AUdaily rain23.6 mm (0.9 in)10.6 mm (0.4 in)40 years20 of 100 (Routine)
6 December 2014Ballan, AUdaily rain27.8 mm (1.1 in)12.6 mm (0.5 in)51 years38 of 100 (Notable)
14 June 2013Ballan, AUdaily rain26.6 mm (1.0 in)2.5 mm (0.10 in)135 years44 of 100 (Notable)
18 August 2012Ballan, AUdaily rain18.6 mm (0.7 in)1.3 mm (0.05 in)125 years20 of 100 (Routine)

Extremes by Year

1875 to 2022
Yearly extremes at Ballan: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)119.4 mm (4.7 in)201147.4 mm (1.9 in)148
Wettest five days (Rx5day)225.0 mm (8.9 in)191674.6 mm (2.9 in)148
Longest dry spell (CDD)67 days192321 days148

Wettest day (Rx1day)

Wettest day (Rx1day) at Ballan by year The wettest day of the year at Ballan, 1875 to 2022. The record is 119.4 mm (4.7 in) in 2011, marked on the chart; the median year is 47.4 mm (1.9 in). 05010015018801900192019401960198020002020Record: 119.4 mm (4.7 in) in 2011
The wettest day of the year at Ballan, 1875 to 2022. The record is 119.4 mm (4.7 in) in 2011, marked on the chart; the median year is 47.4 mm (1.9 in).
Wettest day (Rx1day) at Ballan by year
YearWettest day (Rx1day)
187541.7 mm (1.6 in)
187647.8 mm (1.9 in)
187738.9 mm (1.5 in)
187883.1 mm (3.3 in)
187934.3 mm (1.4 in)
188090.9 mm (3.6 in)
188131.2 mm (1.2 in)
188252.8 mm (2.1 in)
188382.8 mm (3.3 in)
188421.1 mm (0.8 in)
188555.4 mm (2.2 in)
188666.0 mm (2.6 in)
188753.3 mm (2.1 in)
188822.9 mm (0.9 in)
188961.0 mm (2.4 in)
189031.5 mm (1.2 in)
189152.8 mm (2.1 in)
189243.9 mm (1.7 in)
189338.6 mm (1.5 in)
189424.9 mm (1.0 in)
189538.1 mm (1.5 in)
189644.7 mm (1.8 in)
189773.9 mm (2.9 in)
189836.8 mm (1.4 in)
189946.7 mm (1.8 in)
190050.8 mm (2.0 in)
190188.9 mm (3.5 in)
190253.1 mm (2.1 in)
190367.6 mm (2.7 in)
190444.7 mm (1.8 in)
190538.4 mm (1.5 in)
190655.9 mm (2.2 in)
190757.9 mm (2.3 in)
190833.5 mm (1.3 in)
190961.0 mm (2.4 in)
191061.0 mm (2.4 in)
191161.0 mm (2.4 in)
191237.6 mm (1.5 in)
191359.7 mm (2.4 in)
191433.0 mm (1.3 in)
191533.5 mm (1.3 in)
191686.4 mm (3.4 in)
191737.8 mm (1.5 in)
191834.3 mm (1.4 in)
191997.0 mm (3.8 in)
192028.4 mm (1.1 in)
192161.2 mm (2.4 in)
192243.7 mm (1.7 in)
192336.1 mm (1.4 in)
192455.4 mm (2.2 in)
192553.1 mm (2.1 in)
192656.9 mm (2.2 in)
192799.1 mm (3.9 in)
192856.6 mm (2.2 in)
192935.6 mm (1.4 in)
193053.3 mm (2.1 in)
193136.6 mm (1.4 in)
193249.5 mm (1.9 in)
1933118.4 mm (4.7 in)
193429.0 mm (1.1 in)
193541.4 mm (1.6 in)
193633.0 mm (1.3 in)
193756.4 mm (2.2 in)
193829.0 mm (1.1 in)
193967.1 mm (2.6 in)
194029.5 mm (1.2 in)
194199.1 mm (3.9 in)
194249.3 mm (1.9 in)
194324.6 mm (1.0 in)
194420.6 mm (0.8 in)
194563.8 mm (2.5 in)
194643.7 mm (1.7 in)
194730.5 mm (1.2 in)
194839.6 mm (1.6 in)
194955.6 mm (2.2 in)
195039.4 mm (1.6 in)
195122.9 mm (0.9 in)
195283.8 mm (3.3 in)
195336.8 mm (1.4 in)
195458.4 mm (2.3 in)
195553.3 mm (2.1 in)
195673.7 mm (2.9 in)
195746.7 mm (1.8 in)
195825.4 mm (1.0 in)
195950.3 mm (2.0 in)
196069.3 mm (2.7 in)
196140.6 mm (1.6 in)
196224.6 mm (1.0 in)
196385.6 mm (3.4 in)
196450.0 mm (2.0 in)
196557.9 mm (2.3 in)
196666.0 mm (2.6 in)
196717.8 mm (0.7 in)
196836.6 mm (1.4 in)
196922.9 mm (0.9 in)
197069.1 mm (2.7 in)
197180.3 mm (3.2 in)
197246.2 mm (1.8 in)
1973110.5 mm (4.4 in)
197450.4 mm (2.0 in)
197524.4 mm (1.0 in)
197643.2 mm (1.7 in)
197794.4 mm (3.7 in)
197852.0 mm (2.0 in)
197931.2 mm (1.2 in)
198040.0 mm (1.6 in)
198132.4 mm (1.3 in)
198232.0 mm (1.3 in)
198351.0 mm (2.0 in)
198419.6 mm (0.8 in)
198561.4 mm (2.4 in)
198629.2 mm (1.1 in)
198787.8 mm (3.5 in)
198838.2 mm (1.5 in)
198933.6 mm (1.3 in)
1990102.8 mm (4.0 in)
199152.0 mm (2.0 in)
199244.6 mm (1.8 in)
199365.2 mm (2.6 in)
199446.4 mm (1.8 in)
199570.2 mm (2.8 in)
199636.8 mm (1.4 in)
199747.0 mm (1.9 in)
199857.4 mm (2.3 in)
199937.8 mm (1.5 in)
200073.4 mm (2.9 in)
200142.8 mm (1.7 in)
200228.2 mm (1.1 in)
200330.2 mm (1.2 in)
200495.8 mm (3.8 in)
200592.8 mm (3.7 in)
200623.8 mm (0.9 in)
200749.2 mm (1.9 in)
200859.2 mm (2.3 in)
200944.2 mm (1.7 in)
201050.2 mm (2.0 in)
2011119.4 mm (4.7 in)
201270.2 mm (2.8 in)
201330.4 mm (1.2 in)
201427.8 mm (1.1 in)
201553.6 mm (2.1 in)
201644.4 mm (1.7 in)
201768.4 mm (2.7 in)
201831.2 mm (1.2 in)
201949.2 mm (1.9 in)
202044.2 mm (1.7 in)
202150.4 mm (2.0 in)
202243.0 mm (1.7 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Ballan by year The wettest five days of the year at Ballan, 1875 to 2022. The record is 225.0 mm (8.9 in) in 1916, marked on the chart; the median year is 74.6 mm (2.9 in). 010020030018801900192019401960198020002020Record: 225.0 mm (8.9 in) in 1916
The wettest five days of the year at Ballan, 1875 to 2022. The record is 225.0 mm (8.9 in) in 1916, marked on the chart; the median year is 74.6 mm (2.9 in).
Wettest five days (Rx5day) at Ballan by year
YearWettest five days (Rx5day)
187589.5 mm (3.5 in)
1876101.9 mm (4.0 in)
187788.1 mm (3.5 in)
1878120.9 mm (4.8 in)
187951.5 mm (2.0 in)
1880137.4 mm (5.4 in)
188154.8 mm (2.2 in)
1882106.9 mm (4.2 in)
188393.2 mm (3.7 in)
188464.3 mm (2.5 in)
1885104.2 mm (4.1 in)
1886117.6 mm (4.6 in)
188795.9 mm (3.8 in)
188845.9 mm (1.8 in)
188997.3 mm (3.8 in)
189042.4 mm (1.7 in)
189185.6 mm (3.4 in)
189277.8 mm (3.1 in)
189350.3 mm (2.0 in)
189448.3 mm (1.9 in)
189576.5 mm (3.0 in)
189669.2 mm (2.7 in)
189799.8 mm (3.9 in)
189852.0 mm (2.0 in)
189962.3 mm (2.5 in)
190080.8 mm (3.2 in)
1901121.4 mm (4.8 in)
1902127.7 mm (5.0 in)
190388.7 mm (3.5 in)
190459.2 mm (2.3 in)
190550.3 mm (2.0 in)
190659.7 mm (2.4 in)
1907108.5 mm (4.3 in)
190850.6 mm (2.0 in)
190972.4 mm (2.9 in)
191074.4 mm (2.9 in)
1911101.4 mm (4.0 in)
191270.9 mm (2.8 in)
191386.8 mm (3.4 in)
191444.4 mm (1.7 in)
191543.1 mm (1.7 in)
1916225.0 mm (8.9 in)
191743.2 mm (1.7 in)
191872.2 mm (2.8 in)
1919106.9 mm (4.2 in)
192038.4 mm (1.5 in)
192161.2 mm (2.4 in)
192288.1 mm (3.5 in)
192361.2 mm (2.4 in)
1924112.0 mm (4.4 in)
192581.3 mm (3.2 in)
192663.5 mm (2.5 in)
1927113.8 mm (4.5 in)
1928101.1 mm (4.0 in)
192974.5 mm (2.9 in)
193075.2 mm (3.0 in)
193174.6 mm (2.9 in)
1932112.0 mm (4.4 in)
1933188.7 mm (7.4 in)
193460.5 mm (2.4 in)
1935106.9 mm (4.2 in)
193672.7 mm (2.9 in)
1937108.8 mm (4.3 in)
193837.7 mm (1.5 in)
1939141.0 mm (5.6 in)
194039.6 mm (1.6 in)
1941150.5 mm (5.9 in)
194253.1 mm (2.1 in)
194335.3 mm (1.4 in)
194431.7 mm (1.2 in)
194595.8 mm (3.8 in)
194683.6 mm (3.3 in)
194752.6 mm (2.1 in)
194857.6 mm (2.3 in)
194961.4 mm (2.4 in)
195065.1 mm (2.6 in)
195148.0 mm (1.9 in)
1952141.5 mm (5.6 in)
195353.4 mm (2.1 in)
1954135.7 mm (5.3 in)
195579.2 mm (3.1 in)
195689.2 mm (3.5 in)
195779.2 mm (3.1 in)
195842.6 mm (1.7 in)
195957.1 mm (2.2 in)
1960132.6 mm (5.2 in)
196149.6 mm (2.0 in)
196236.0 mm (1.4 in)
1963130.6 mm (5.1 in)
196487.1 mm (3.4 in)
196573.4 mm (2.9 in)
196667.0 mm (2.6 in)
196729.2 mm (1.1 in)
196877.2 mm (3.0 in)
196936.4 mm (1.4 in)
197095.0 mm (3.7 in)
1971132.3 mm (5.2 in)
197270.6 mm (2.8 in)
1973165.4 mm (6.5 in)
197494.6 mm (3.7 in)
197519.4 mm (0.8 in)
197691.0 mm (3.6 in)
1977108.8 mm (4.3 in)
197884.8 mm (3.3 in)
197934.0 mm (1.3 in)
198052.6 mm (2.1 in)
198143.4 mm (1.7 in)
198256.0 mm (2.2 in)
198373.6 mm (2.9 in)
198421.0 mm (0.8 in)
198570.6 mm (2.8 in)
198632.8 mm (1.3 in)
198733.0 mm (1.3 in)
198868.2 mm (2.7 in)
198947.8 mm (1.9 in)
1990190.8 mm (7.5 in)
199171.6 mm (2.8 in)
199282.4 mm (3.2 in)
199393.2 mm (3.7 in)
199455.0 mm (2.2 in)
1995158.0 mm (6.2 in)
199657.2 mm (2.3 in)
199761.2 mm (2.4 in)
1998100.0 mm (3.9 in)
199998.8 mm (3.9 in)
2000101.0 mm (4.0 in)
2001103.8 mm (4.1 in)
200248.4 mm (1.9 in)
200350.4 mm (2.0 in)
2004118.8 mm (4.7 in)
2005132.4 mm (5.2 in)
200647.6 mm (1.9 in)
200791.4 mm (3.6 in)
200895.0 mm (3.7 in)
200978.6 mm (3.1 in)
201094.4 mm (3.7 in)
2011131.2 mm (5.2 in)
201293.0 mm (3.7 in)
201354.0 mm (2.1 in)
201462.8 mm (2.5 in)
201554.4 mm (2.1 in)
201669.4 mm (2.7 in)
201778.4 mm (3.1 in)
201862.6 mm (2.5 in)
201980.4 mm (3.2 in)
202063.8 mm (2.5 in)
202170.0 mm (2.8 in)
202275.6 mm (3.0 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Ballan by year The longest dry spell of the year at Ballan, 1875 to 2022. The record is 67 days in 1923, marked on the chart; the median year is 21 days. 02040608018801900192019401960198020002020Record: 67 days in 1923
The longest dry spell of the year at Ballan, 1875 to 2022. The record is 67 days in 1923, marked on the chart; the median year is 21 days.
Longest dry spell (CDD) at Ballan by year
YearLongest dry spell (CDD)
18758 days
187645 days
187742 days
187832 days
187911 days
188018 days
188116 days
188230 days
188331 days
188420 days
188514 days
188616 days
188717 days
188828 days
188923 days
189024 days
189131 days
189226 days
189316 days
189418 days
189534 days
189621 days
189716 days
189841 days
189930 days
190021 days
190128 days
190227 days
190318 days
190438 days
190538 days
190648 days
190728 days
190828 days
190922 days
191027 days
191118 days
191226 days
191331 days
191433 days
191525 days
191619 days
191718 days
191817 days
191933 days
192019 days
192118 days
192220 days
192367 days
192417 days
192527 days
192620 days
192721 days
192819 days
192917 days
193038 days
193130 days
193235 days
193320 days
193431 days
193518 days
193620 days
193724 days
193822 days
193922 days
194022 days
194128 days
194219 days
194317 days
194419 days
194525 days
194616 days
194716 days
194825 days
194934 days
195027 days
195126 days
195222 days
195339 days
195425 days
195527 days
195641 days
195724 days
195827 days
195934 days
196018 days
196134 days
196216 days
196324 days
196420 days
196523 days
196614 days
196752 days
196831 days
196915 days
197022 days
197120 days
197236 days
197315 days
197421 days
197515 days
197619 days
197719 days
197814 days
197916 days
198024 days
198119 days
198219 days
198326 days
198416 days
198521 days
198616 days
198723 days
198815 days
198915 days
199031 days
199120 days
199217 days
199317 days
199417 days
199512 days
199615 days
199712 days
199823 days
199916 days
200013 days
200125 days
200220 days
200324 days
200419 days
200517 days
200632 days
200722 days
200822 days
200933 days
201017 days
201118 days
201217 days
201326 days
201421 days
201521 days
201615 days
201720 days
201820 days
201928 days
202016 days
202113 days
202214 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

126 years, 1876 to 2021

A day with at least 48.3 mm (1.9 in) of rain is expected about once in 2 years. A day with at least 124.3 mm (4.9 in) of rain is expected about once in 100 years.

Rainfall return levels at Ballan: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years48.3 mm (1.9 in)
5 years67.8 mm (2.7 in)
10 years81.1 mm (3.2 in)
25 years98.2 mm (3.9 in)
50 years111.1 mm (4.4 in)
100 years124.3 mm (4.9 in)

The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 126 years of values from 1876 to 2021.

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: 119.4 mm (4.7 in) in 2011; 118.4 mm (4.7 in) in 1933; 110.5 mm (4.4 in) in 1973.

Download the Data

  • Data for Ballan standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Ballan 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 (2025-12-31).