Built 2026-10-19 (19 October 2026)

Heat wave in Australia, 18 March to 7 April 2025

Heat wave in Australia, 18 March to 7 April 2025: 282 records at 144 stations, peak on 25 March 2025. Closed.

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

Key Facts

  • Heat wave in Australia, 18 March to 7 April 2025 set or tied 282 station records at 144 stations.
  • It ran from 18 March 2025 to 7 April 2025 (21 days) and its peak day was 25 March 2025.
  • Status: closed.
  • Cairns Post Office set a daily record high minimum temperature of 25.2 C (77.4 F) on 6 April 2025.
  • The busiest day was 25 March 2025 with 34 records.
  • The oldest broken record in the ranked list had stood for 125 years.

Footprint

18 March to 7 April 2025
Footprint of Heat wave in Australia, 18 March to 7 April 2025 The area covered by Heat wave in Australia, 18 March to 7 April 2025 is outlined, with 16 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in Australia, 18 March to 7 April 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, 18 March to 7 April 2025: stations that set records in the event
StationTypeValueDate
Cairns Post OfficeRecord high minimum temperature25.2 C (77.4 F)2025-04-06
Wynyard AirportRecord high maximum temperature24.6 C (76.3 F)2025-03-29
Ayr Dpi Research STNRecord high minimum temperature25.8 C (78.4 F)2025-04-02
Flinders Island AirportRecord high maximum temperature31.6 C (88.9 F)2025-03-20
Mackay AeroRecord high minimum temperature24.7 C (76.5 F)2025-04-02
Wilsons Promontory LighthouseRecord high maximum temperature30.3 C (86.5 F)2025-03-20
Rockhampton AeroRecord high minimum temperature23.9 C (75.0 F)2025-03-29
MaryboroughRecord high minimum temperature22.5 C (72.5 F)2025-04-01
Low Isles LighthouseRecord high minimum temperature27.3 C (81.1 F)2025-04-05
Gabo Island LighthouseRecord high minimum temperature18.6 C (65.5 F)2025-03-30
Parramatta North (Masons DriveRecord high minimum temperature20.5 C (68.9 F)2025-03-25
Butlers GorgeRecord high maximum temperature23.3 C (73.9 F)2025-03-28
Lady Elliot IslandRecord high minimum temperature26.1 C (79.0 F)2025-03-31
Cairns AeroRecord high minimum temperature25.2 C (77.4 F)2025-04-06
Balranald (Rsl)Record high minimum temperature21.0 C (69.8 F)2025-03-20
Wellington (Agrowplow)Record high minimum temperature19.8 C (67.6 F)2025-03-25

Records per Day

Peak day 34
Records per day during Heat wave in Australia, 18 March to 7 April 2025 Records set or tied each day from 18 March 2025 to 7 April 2025. The most in one day was 34 on 25 March 2025. 0 10 20 30 40 03-1803-2103-2403-2703-3004-0204-05
Records set or tied each day from 18 March 2025 to 7 April 2025. The most in one day was 34 on 25 March 2025.
Records per day during Heat wave in Australia, 18 March to 7 April 2025
DateRecords
2025-03-181
2025-03-191
2025-03-2014
2025-03-2110
2025-03-224
2025-03-2321
2025-03-2416
2025-03-2534
2025-03-2634
2025-03-278
2025-03-2815
2025-03-2926
2025-03-3025
2025-03-3116
2025-04-0111
2025-04-0212
2025-04-0318
2025-04-047
2025-04-053
2025-04-063
2025-04-073

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in Australia, 18 March to 7 April 2025 ranked by margin
Flinders Island Airport, 03-203.9 C (7.0 F)
Wynyard Airport, 03-292.4 C (4.3 F)
Ayr Dpi Research STN, 04-021.4 C (2.5 F)
Wilsons Promontory Lighthouse, 03-201.4 C (2.5 F)
Low Isles Lighthouse, 04-051.1 C (2.0 F)
Butlers Gorge, 03-281.1 C (2.0 F)
Mackay Aero, 04-020.8 C (1.4 F)
Parramatta North (Masons Drive, 03-250.8 C (1.4 F)
Wellington (Agrowplow), 03-250.7 C (1.3 F)
Cairns Post Office, 04-060.6 C (1.1 F)
Lady Elliot Island, 03-310.6 C (1.1 F)
Rockhampton Aero, 03-290.4 C (0.7 F)
Cairns Aero, 04-060.4 C (0.7 F)
Balranald (Rsl), 03-200.4 C (0.7 F)
Mackay Aero, 03-260.3 C (0.5 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, 18 March to 7 April 2025 282 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 38 75 113 150 0.01.02.03.04.0 Margin (C) Years the old record stood
282 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, 18 March to 7 April 2025
Margin (C)Years the old record stood
0.6125
1.467
2.458
0.867
3.944
1.467
0.267
0.367
0.462
1.144
0.367
0.367
0.167
0.366
0.452
0.650
0.856
1.158
0.456
0.756
1.448
2.040
0.256
3.612
1.152
2.636
0.354
1.338
0.325
1.618
1.027
0.936
1.124
0.147
0.748
2.323
0.136
0.730
1.039
0.640
3.916
1.539
1.534
0.944
0.236
0.236
0.836
0.828
1.218
1.039
0.135
2.120
0.728
0.130
0.236
1.212
0.732
0.827
1.027
0.835
1.828
0.535
0.535
0.639
0.635
0.339
0.20
0.21
1.124
0.624
0.824
1.916
1.518
1.827
1.720
1.028
0.835
1.235
1.728
2.08
0.724
0.819
1.98
1.76
0.236
1.124
0.627
2.716
1.523
0.127
0.923
1.114
0.127
0.927
0.519
3.38
1.416
1.127
1.522
0.528
0.216
0.619
0.716
0.818
1.312
1.212
2.08
1.311
0.234
0.520
0.520
1.215
1.922
1.119
1.423
2.120
1.220
0.322
0.419
1.019
0.619
0.422
1.215
0.419
0.320
0.815
0.428
3.40
0.432
0.432
1.420
0.612
0.919
0.424
0.228
0.319
0.38
0.328
1.08
1.512
0.426
0.127
0.511
1.011
1.015
1.220
0.820
1.020
1.120
0.824
1.616
0.228
0.326
1.04
0.124
0.226
0.319
0.818
1.47
0.115
0.47
0.520
0.722
0.420
1.78
0.820
0.322
0.622
0.420
0.24
0.316
0.48
1.12
0.210
0.58
0.78
1.06
2.16
0.96
1.27
0.711
0.618
1.015
0.58
0.315
0.619
0.423
0.120
0.320
0.223
0.123
0.115
0.222
0.120
1.212
1.08
0.44
0.44
0.87
1.04

Compared With Other Events

Station records per event
Station records in Heat wave in Australia, 18 March to 7 April 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, 18 March to 7 April 2025 (this event)282 records

Every Record Set

20 of 282
Every record set or tied during Heat wave in Australia, 18 March to 7 April 2025, in date order
DateStationRecordValueMarginYears stoodSignificance
2025-03-20Flinders Island AirportRecord high maximum temperature31.6 C (88.9 F)3.9 C (7.0 F)4430 of 100 (Routine)
2025-03-20Wilsons Promontory LighthouseRecord high maximum temperature30.3 C (86.5 F)1.4 C (2.5 F)6729 of 100 (Routine)
2025-03-20Wilsons Promontory LighthouseRecord high minimum temperature18.6 C (65.5 F)0.3 C (0.5 F)6727 of 100 (Routine)
2025-03-20Balranald (Rsl)Record high minimum temperature21.0 C (69.8 F)0.4 C (0.7 F)5624 of 100 (Routine)
2025-03-25Parramatta North (Masons DriveRecord high minimum temperature20.5 C (68.9 F)0.8 C (1.4 F)5625 of 100 (Routine)
2025-03-25Wellington (Agrowplow)Record high minimum temperature19.8 C (67.6 F)0.7 C (1.3 F)5624 of 100 (Routine)
2025-03-26Mackay AeroRecord high minimum temperature25.0 C (77.0 F)0.3 C (0.5 F)6728 of 100 (Routine)
2025-03-28Butlers GorgeRecord high maximum temperature23.3 C (73.9 F)1.1 C (2.0 F)5825 of 100 (Routine)
2025-03-29Wynyard AirportRecord high maximum temperature24.6 C (76.3 F)2.4 C (4.3 F)5833 of 100 (Routine)
2025-03-29Rockhampton AeroRecord high minimum temperature23.9 C (75.0 F)0.4 C (0.7 F)6228 of 100 (Routine)
2025-03-30Mackay AeroRecord high minimum temperature25.0 C (77.0 F)0.2 C (0.4 F)6728 of 100 (Routine)
2025-03-30Gabo Island LighthouseRecord high minimum temperature18.6 C (65.5 F)0.3 C (0.5 F)6626 of 100 (Routine)
2025-03-31Lady Elliot IslandRecord high minimum temperature26.1 C (79.0 F)0.6 C (1.1 F)5025 of 100 (Routine)
2025-04-01MaryboroughRecord high minimum temperature22.5 C (72.5 F)0.3 C (0.5 F)6727 of 100 (Routine)
2025-04-02Ayr Dpi Research STNRecord high minimum temperature25.8 C (78.4 F)1.4 C (2.5 F)6733 of 100 (Routine)
2025-04-02Mackay AeroRecord high minimum temperature24.7 C (76.5 F)0.8 C (1.4 F)6730 of 100 (Routine)
2025-04-03MaryboroughRecord high minimum temperature22.3 C (72.1 F)0.1 C (0.2 F)6726 of 100 (Routine)
2025-04-05Low Isles LighthouseRecord high minimum temperature27.3 C (81.1 F)1.1 C (2.0 F)4427 of 100 (Routine)
2025-04-06Cairns Post OfficeRecord high minimum temperature25.2 C (77.4 F)0.6 C (1.1 F)12543 of 100 (Notable)
2025-04-06Cairns AeroRecord high minimum temperature25.2 C (77.4 F)0.4 C (0.7 F)5225 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 282 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.