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Built 2026-10-19 (19 October 2026)

Heat wave in Australia, 27 July to 5 August 2021

Heat wave in Australia, 27 July to 5 August 2021: 128 records at 27 stations, peak on 2 August 2021. Closed.

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

Key Facts

  • Heat wave in Australia, 27 July to 5 August 2021 set or tied 128 station records at 27 stations.
  • It ran from 27 July 2021 to 5 August 2021 (10 days) and its peak day was 2 August 2021.
  • Status: closed.
  • Camooweal Township set a daily record high maximum temperature of 35.3 C (95.5 F) on 31 July 2021.
  • The busiest day was 2 August 2021 with 21 records.
  • The oldest broken record in the ranked list had stood for 78 years.

Footprint

27 July to 5 August 2021
Footprint of Heat wave in Australia, 27 July to 5 August 2021 The area covered by Heat wave in Australia, 27 July to 5 August 2021 is outlined, with 12 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in Australia, 27 July to 5 August 2021 is outlined, with 12 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Heat wave in Australia, 27 July to 5 August 2021: stations that set records in the event
StationTypeValueDate
Camooweal TownshipRecord high maximum temperature35.3 C (95.5 F)2021-07-31
DoonganRecord high maximum temperature39.8 C (103.6 F)2021-07-31
Daly Waters AWSRecord high maximum temperature35.1 C (95.2 F)2021-08-01
Troughton IslandRecord high minimum temperature25.3 C (77.5 F)2021-08-02
Mount Isa AeroRecord high maximum temperature34.7 C (94.5 F)2021-07-31
Curtin SpringsRecord high minimum temperature15.1 C (59.2 F)2021-07-28
Tennant Creek AirportRecord high maximum temperature34.7 C (94.5 F)2021-07-31
Alice Springs AirportRecord high maximum temperature31.8 C (89.2 F)2021-07-30
Darwin Airport ComparisonRecord high minimum temperature22.3 C (72.1 F)2021-08-02
Victoria River DownsRecord high minimum temperature20.5 C (68.9 F)2021-08-01
Darwin AirportRecord high minimum temperature22.4 C (72.3 F)2021-08-03
Jabiru AirportRecord high maximum temperature36.5 C (97.7 F)2021-08-03

Records per Day

Peak day 21
Records per day during Heat wave in Australia, 27 July to 5 August 2021 Records set or tied each day from 27 July 2021 to 5 August 2021. The most in one day was 21 on 2 August 2021. 0 6 13 19 25 07-2707-2807-2907-3007-3108-0108-0208-0308-0408-05
Records set or tied each day from 27 July 2021 to 5 August 2021. The most in one day was 21 on 2 August 2021.
Records per day during Heat wave in Australia, 27 July to 5 August 2021
DateRecords
2021-07-278
2021-07-2818
2021-07-2914
2021-07-3015
2021-07-3117
2021-08-0116
2021-08-0221
2021-08-0312
2021-08-044
2021-08-053

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in Australia, 27 July to 5 August 2021 ranked by margin
Doongan, 08-025.7 C (10.3 F)
Doongan, 07-314.8 C (8.6 F)
Camooweal Township, 08-024.1 C (7.4 F)
Mount Isa Aero, 07-313.5 C (6.3 F)
Curtin Springs, 07-283.5 C (6.3 F)
Tennant Creek Airport, 07-312.9 C (5.2 F)
Camooweal Township, 07-312.5 C (4.5 F)
Tennant Creek Airport, 07-282.3 C (4.1 F)
Victoria River Downs, 08-012.1 C (3.8 F)
Doongan, 08-012.0 C (3.6 F)
Camooweal Township, 08-011.8 C (3.2 F)
Troughton Island, 08-041.5 C (2.7 F)
Jabiru Airport, 08-031.2 C (2.2 F)
Daly Waters AWS, 08-011.0 C (1.8 F)
Troughton Island, 08-020.9 C (1.6 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, 27 July to 5 August 2021 128 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 20 40 60 80 0.01.53.04.56.0 Margin (C) Years the old record stood
128 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, 27 July to 5 August 2021
Margin (C)Years the old record stood
2.578
4.80
1.078
4.148
0.963
1.860
5.77
3.547
3.547
2.948
0.748
0.164
0.225
1.520
2.011
2.344
2.147
0.526
0.148
1.234
0.526
0.226
3.928
2.240
0.526
0.450
1.547
1.834
1.244
1.244
0.546
1.734
0.240
1.340
1.112
0.66
1.428
0.546
0.446
1.643
2.628
0.110
4.611
0.311
1.528
1.236
0.20
1.611
1.732
1.123
0.70
0.50
1.912
1.128
0.923
1.24
0.10
2.311
2.116
2.116
0.916
2.14
0.432
0.328
0.623
1.416
0.10
0.928
0.728
0.828
0.528
0.628
0.67
0.216
1.016
3.53
0.911
1.711
0.67
0.711
0.97
0.916
1.03
0.223
0.512
1.211
0.228
1.77
0.228
0.128
1.511
1.812
0.611
0.510
1.37
0.516
1.212
1.212
0.111
0.311
0.711
0.323
1.111
1.011
1.212
0.812
1.54
0.516
0.64
0.411
0.316
0.812
0.711
0.811
0.411
0.97
1.42
0.111
0.311
0.314
0.111
0.211
0.14
0.16
0.83
0.211
0.24
0.36

Compared With Other Events

Station records per event
Station records in Heat wave in Australia, 27 July to 5 August 2021 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, 27 July to 5 August 2021 (this event)128 records

Every Record Set

20 of 128
Every record set or tied during Heat wave in Australia, 27 July to 5 August 2021, in date order
DateStationRecordValueMarginYears stoodSignificance
2021-07-28Curtin SpringsRecord high minimum temperature15.1 C (59.2 F)3.5 C (6.3 F)4728 of 100 (Routine)
2021-07-28Tennant Creek AirportRecord high maximum temperature33.5 C (92.3 F)2.3 C (4.1 F)4424 of 100 (Routine)
2021-07-30Alice Springs AirportRecord high maximum temperature31.8 C (89.2 F)0.2 C (0.4 F)2525 of 100 (Routine)
2021-07-30Tennant Creek AirportRecord high maximum temperature35.2 C (95.4 F)0.5 C (0.9 F)2623 of 100 (Routine)
2021-07-31Camooweal TownshipRecord high maximum temperature35.3 C (95.5 F)2.5 C (4.5 F)7838 of 100 (Notable)
2021-07-31DoonganRecord high maximum temperature39.8 C (103.6 F)4.8 C (8.6 F)034 of 100 (Routine)
2021-07-31Mount Isa AeroRecord high maximum temperature34.7 C (94.5 F)3.5 C (6.3 F)4729 of 100 (Routine)
2021-07-31Tennant Creek AirportRecord high maximum temperature34.7 C (94.5 F)2.9 C (5.2 F)4827 of 100 (Routine)
2021-08-01Daly Waters AWSRecord high maximum temperature35.1 C (95.2 F)1.0 C (1.8 F)7834 of 100 (Routine)
2021-08-01Camooweal TownshipRecord high minimum temperature19.6 C (67.3 F)1.8 C (3.2 F)6030 of 100 (Routine)
2021-08-01DoonganRecord high maximum temperature39.0 C (102.2 F)2.0 C (3.6 F)1124 of 100 (Routine)
2021-08-01Victoria River DownsRecord high minimum temperature20.5 C (68.9 F)2.1 C (3.8 F)4723 of 100 (Routine)
2021-08-02Camooweal TownshipRecord high minimum temperature21.1 C (70.0 F)4.1 C (7.4 F)4831 of 100 (Routine)
2021-08-02Troughton IslandRecord high minimum temperature25.3 C (77.5 F)0.9 C (1.6 F)6330 of 100 (Routine)
2021-08-02DoonganRecord high maximum temperature38.7 C (101.7 F)5.7 C (10.3 F)729 of 100 (Routine)
2021-08-02Darwin Airport ComparisonRecord high minimum temperature22.3 C (72.1 F)0.1 C (0.2 F)6425 of 100 (Routine)
2021-08-03Darwin AirportRecord high minimum temperature22.4 C (72.3 F)0.1 C (0.2 F)4822 of 100 (Routine)
2021-08-03Jabiru AirportRecord high maximum temperature36.5 C (97.7 F)1.2 C (2.2 F)3422 of 100 (Routine)
2021-08-04Troughton IslandRecord high maximum temperature31.9 C (89.4 F)1.5 C (2.7 F)2024 of 100 (Routine)
2021-08-05Troughton IslandRecord high minimum temperature25.7 C (78.3 F)0.7 C (1.3 F)4825 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 128 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.