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Built 2026-10-19 (19 October 2026)

Heat wave in Australia, 3 to 8 May 2025

Heat wave in Australia, 3 to 8 May 2025: 143 records at 81 stations, peak on 6 May 2025. Closed.

Data as of . Last revised (2026-10-17).

Key Facts

  • Heat wave in Australia, 3 to 8 May 2025 set or tied 143 station records at 81 stations.
  • It ran from 3 May 2025 to 8 May 2025 (6 days) and its peak day was 6 May 2025.
  • Status: closed.
  • Cape Otway Lighthouse set a daily record high maximum temperature of 26.5 C (79.7 F) on 5 May 2025.
  • The busiest day was 6 May 2025 with 56 records.
  • The oldest broken record in the ranked list had stood for 104 years.

Footprint

3 to 8 May 2025
Footprint of Heat wave in Australia, 3 to 8 May 2025 The area covered by Heat wave in Australia, 3 to 8 May 2025 is outlined, with 16 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in Australia, 3 to 8 May 2025 is outlined, with 16 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Heat wave in Australia, 3 to 8 May 2025: stations that set records in the event
StationTypeValueDate
Cape Otway LighthouseRecord high maximum temperature26.5 C (79.7 F)2025-05-05
Gabo Island LighthouseRecord high maximum temperature26.4 C (79.5 F)2025-05-06
Launceston AirportRecord high maximum temperature20.5 C (68.9 F)2025-05-05
Butlers GorgeRecord high minimum temperature10.5 C (50.9 F)2025-05-06
Moorabbin AirportRecord high maximum temperature27.4 C (81.3 F)2025-05-06
Kyabram DpiRecord high maximum temperature27.1 C (80.8 F)2025-05-06
Eddystone PointRecord high minimum temperature17.6 C (63.7 F)2025-05-06
Lake Victoria StorageRecord high maximum temperature30.0 C (86.0 F)2025-05-06
Tatura Inst Sustainable AgRecord high maximum temperature26.5 C (79.7 F)2025-05-06
Flinders Island AirportRecord high minimum temperature18.7 C (65.7 F)2025-05-06
Laverton RaafRecord high minimum temperature17.4 C (63.3 F)2025-05-06
RhyllRecord high maximum temperature24.5 C (76.1 F)2025-05-06
Hobart (Ellerslie Road)Record high minimum temperature16.3 C (61.3 F)2025-05-06
Neptune IslandRecord high minimum temperature17.7 C (63.9 F)2025-05-06
Wilsons Promontory LighthouseRecord high maximum temperature24.2 C (75.6 F)2025-05-05
CerberusRecord high minimum temperature18.8 C (65.8 F)2025-05-06

Records per Day

Peak day 56
Records per day during Heat wave in Australia, 3 to 8 May 2025 Records set or tied each day from 3 May 2025 to 8 May 2025. The most in one day was 56 on 6 May 2025. 0 15 30 45 60 05-0305-0405-0505-0605-0705-08
Records set or tied each day from 3 May 2025 to 8 May 2025. The most in one day was 56 on 6 May 2025.
Records per day during Heat wave in Australia, 3 to 8 May 2025
DateRecords
2025-05-033
2025-05-048
2025-05-0546
2025-05-0656
2025-05-0728
2025-05-082

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in Australia, 3 to 8 May 2025 ranked by margin
Gabo Island Lighthouse, 05-064.4 C (7.9 F)
Gabo Island Lighthouse, 05-073.1 C (5.6 F)
Butlers Gorge, 05-062.7 C (4.9 F)
Launceston Airport, 05-051.6 C (2.9 F)
Cerberus, 05-061.2 C (2.2 F)
Eddystone Point, 05-061.1 C (2.0 F)
Flinders Island Airport, 05-061.1 C (2.0 F)
Cape Otway Lighthouse, 05-050.9 C (1.6 F)
Rhyll, 05-060.9 C (1.6 F)
Moorabbin Airport, 05-060.8 C (1.4 F)
Lake Victoria Storage, 05-060.8 C (1.4 F)
Neptune Island, 05-060.7 C (1.3 F)
Rhyll, 05-060.7 C (1.3 F)
Kyabram Dpi, 05-060.4 C (0.7 F)
Laverton Raaf, 05-060.4 C (0.7 F)

Margin is how far the new value is beyond the record it replaced. Ties are not shown.

Margin Against Age of the Broken Record

Margin against age of the broken record in Heat wave in Australia, 3 to 8 May 2025 143 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right. 0 30 60 90 120 0.01.32.53.85.0 Margin (C) Years the old record stood
143 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right.
Margin against age of the broken record in Heat wave in Australia, 3 to 8 May 2025
Margin (C)Years the old record stood
0.9104
4.452
1.674
3.152
2.768
0.853
0.446
1.137
0.840
0.246
1.137
0.428
0.168
0.932
0.120
0.750
0.235
0.358
1.228
0.728
0.851
0.752
1.536
3.18
2.523
0.452
0.222
0.328
0.635
0.452
1.035
0.340
1.436
1.317
3.523
0.522
0.935
0.247
1.140
1.934
2.632
0.147
0.936
3.022
0.83
2.528
2.726
2.328
1.235
1.518
0.836
2.423
1.123
1.620
1.032
4.212
1.034
0.440
1.223
0.311
0.823
0.528
0.228
2.08
1.423
2.220
1.423
0.139
2.78
0.832
1.032
1.80
0.40
0.920
0.236
1.128
0.26
1.64
2.04
1.38
1.326
0.928
2.023
2.08
2.712
1.320
0.723
0.523
0.118
1.323
1.218
1.110
0.623
1.718
0.519
0.97
1.023
0.923
0.520
0.923
0.132
1.57
0.920
0.526
0.326
0.819
1.78
0.118
0.218
0.623
1.48
2.44
0.923
0.723
1.218
0.328
0.520
0.223
0.620
1.48
0.420
1.88
2.14
0.523
0.423
0.88
0.47
0.223
1.28
1.07
0.323
0.323
0.54
0.88
0.54
0.98
0.68
0.48
0.74
0.74
0.44
0.53
0.53

Compared With Other Events

Station records per event
Station records in Heat wave in Australia, 3 to 8 May 2025 compared with similar events
Heat wave in United States and Mexico, 16 January to 14 February 20249,869 records
Heat wave in United States, 28 January to 24 February 20266,528 records
Heat wave in United States and Mexico, 24 May to 19 June 20205,047 records
Heat wave in United States and Mexico, 26 March to 17 April 20213,669 records
Heat wave in Germany and 49 other countries, 18 December 2021 to 15 January 20223,626 records
Heat wave in Australia, 3 to 8 May 2025 (this event)143 records

Every Record Set

20 of 143
Every record set or tied during Heat wave in Australia, 3 to 8 May 2025, in date order
DateStationRecordValueMarginYears stoodSignificance
2025-05-05Cape Otway LighthouseRecord high maximum temperature26.5 C (79.7 F)0.9 C (1.6 F)10443 of 100 (Notable)
2025-05-05Launceston AirportRecord high maximum temperature20.5 C (68.9 F)1.6 C (2.9 F)7436 of 100 (Notable)
2025-05-05Wilsons Promontory LighthouseRecord high maximum temperature24.2 C (75.6 F)0.3 C (0.5 F)5824 of 100 (Routine)
2025-05-06Gabo Island LighthouseRecord high maximum temperature26.4 C (79.5 F)4.4 C (7.9 F)5241 of 100 (Notable)
2025-05-06Butlers GorgeRecord high minimum temperature10.5 C (50.9 F)2.7 C (4.9 F)6834 of 100 (Routine)
2025-05-06Moorabbin AirportRecord high maximum temperature27.4 C (81.3 F)0.8 C (1.4 F)5332 of 100 (Routine)
2025-05-06Kyabram DpiRecord high maximum temperature27.1 C (80.8 F)0.4 C (0.7 F)4631 of 100 (Routine)
2025-05-06Eddystone PointRecord high minimum temperature17.6 C (63.7 F)1.1 C (2.0 F)3731 of 100 (Routine)
2025-05-06Lake Victoria StorageRecord high maximum temperature30.0 C (86.0 F)0.8 C (1.4 F)4030 of 100 (Routine)
2025-05-06Tatura Inst Sustainable AgRecord high maximum temperature26.5 C (79.7 F)0.2 C (0.4 F)4630 of 100 (Routine)
2025-05-06Flinders Island AirportRecord high minimum temperature18.7 C (65.7 F)1.1 C (2.0 F)3729 of 100 (Routine)
2025-05-06Laverton RaafRecord high minimum temperature17.4 C (63.3 F)0.4 C (0.7 F)2827 of 100 (Routine)
2025-05-06RhyllRecord high maximum temperature24.5 C (76.1 F)0.9 C (1.6 F)3226 of 100 (Routine)
2025-05-06Hobart (Ellerslie Road)Record high minimum temperature16.3 C (61.3 F)0.1 C (0.2 F)2026 of 100 (Routine)
2025-05-06Neptune IslandRecord high minimum temperature17.7 C (63.9 F)0.7 C (1.3 F)5025 of 100 (Routine)
2025-05-06Moorabbin AirportRecord high minimum temperature18.6 C (65.5 F)0.2 C (0.4 F)3525 of 100 (Routine)
2025-05-06CerberusRecord high minimum temperature18.8 C (65.8 F)1.2 C (2.2 F)2824 of 100 (Routine)
2025-05-06RhyllRecord high minimum temperature18.2 C (64.8 F)0.7 C (1.3 F)2824 of 100 (Routine)
2025-05-07Gabo Island LighthouseRecord high maximum temperature26.3 C (79.3 F)3.1 C (5.6 F)5235 of 100 (Notable)
2025-05-07Launceston AirportRecord high minimum temperature10.7 C (51.3 F)0.1 C (0.2 F)6827 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 143 records the event counts. The counts above use the full total.

Download the Data

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 2026-10-17. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.