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Built 2026-10-19 (19 October 2026)

Heat wave in Australia, 30 May to 8 June 2023

Heat wave in Australia, 30 May to 8 June 2023: 338 records at 158 stations, peak on 6 June 2023. Closed.

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

Key Facts

  • Heat wave in Australia, 30 May to 8 June 2023 set or tied 338 station records at 158 stations.
  • It ran from 30 May 2023 to 8 June 2023 (10 days) and its peak day was 6 June 2023.
  • Status: closed.
  • Adelaide West Terrace set a monthly record high minimum temperature of 17.4 C (63.3 F) on 4 June 2023.
  • The busiest day was 6 June 2023 with 59 records.
  • The oldest broken record in the ranked list had stood for 103 years.

Footprint

30 May to 8 June 2023
Footprint of Heat wave in Australia, 30 May to 8 June 2023 The area covered by Heat wave in Australia, 30 May to 8 June 2023 is outlined, with 14 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in Australia, 30 May to 8 June 2023 is outlined, with 14 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Heat wave in Australia, 30 May to 8 June 2023: stations that set records in the event
StationTypeValueDate
Adelaide West TerraceRecord high minimum temperature17.4 C (63.3 F)2023-06-04
Mount Gambier Post OfficeRecord high minimum temperature12.7 C (54.9 F)2023-06-05
Gabo Island LighthouseRecord high minimum temperature16.6 C (61.9 F)2023-06-08
YongalaRecord high maximum temperature23.9 C (75.0 F)2023-06-03
Gunnedah Resource CentreRecord high maximum temperature24.7 C (76.5 F)2023-06-03
Parafield AirportRecord high minimum temperature15.4 C (59.7 F)2023-06-04
Mount Gambier AeroRecord high minimum temperature13.5 C (56.3 F)2023-06-06
KyancuttaRecord high minimum temperature15.2 C (59.4 F)2023-06-07
Woomera AerodromeRecord high maximum temperature28.2 C (82.8 F)2023-06-04
Cunnamulla Post OfficeRecord high minimum temperature17.9 C (64.2 F)2023-06-05
Mildura AirportRecord high minimum temperature13.9 C (57.0 F)2023-06-05
Launceston AirportRecord high maximum temperature17.0 C (62.6 F)2023-05-31
Adelaide AirportRecord high maximum temperature23.7 C (74.7 F)2023-06-06
Charleville AeroRecord high maximum temperature26.9 C (80.4 F)2023-06-06

Records per Day

Peak day 59
Records per day during Heat wave in Australia, 30 May to 8 June 2023 Records set or tied each day from 30 May 2023 to 8 June 2023. The most in one day was 59 on 6 June 2023. 0 15 30 45 60 05-3005-3106-0106-0206-0306-0406-0506-0606-0706-08
Records set or tied each day from 30 May 2023 to 8 June 2023. The most in one day was 59 on 6 June 2023.
Records per day during Heat wave in Australia, 30 May to 8 June 2023
DateRecords
2023-05-309
2023-05-3132
2023-06-0130
2023-06-0228
2023-06-0341
2023-06-0436
2023-06-0537
2023-06-0659
2023-06-0745
2023-06-0821

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in Australia, 30 May to 8 June 2023 ranked by margin
Woomera Aerodrome, 06-042.6 C (4.7 F)
Parafield Airport, 06-042.5 C (4.5 F)
Mount Gambier Aero, 06-062.4 C (4.3 F)
Adelaide West Terrace, 06-052.0 C (3.6 F)
Mildura Airport, 06-051.6 C (2.9 F)
Mount Gambier Post Office, 06-051.4 C (2.5 F)
Adelaide West Terrace, 06-071.4 C (2.5 F)
Gabo Island Lighthouse, 06-081.0 C (1.8 F)
Gunnedah Resource Centre, 06-021.0 C (1.8 F)
Adelaide Airport, 06-061.0 C (1.8 F)
Cunnamulla Post Office, 06-050.9 C (1.6 F)
Launceston Airport, 05-310.9 C (1.6 F)
Kyancutta, 06-070.7 C (1.3 F)
Mount Gambier Aero, 06-050.7 C (1.3 F)
Adelaide Airport, 06-030.7 C (1.3 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, 30 May to 8 June 2023 338 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 0.01.02.03.04.0 Margin (C) Years the old record stood
338 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, 30 May to 8 June 2023
Margin (C)Years the old record stood
0.1103
1.484
1.062
0.665
0.789
2.065
2.572
2.472
0.164
2.664
1.465
0.949
1.670
0.770
0.365
1.068
1.065
0.170
0.964
0.765
0.268
2.350
0.660
1.027
0.960
3.921
1.348
0.731
0.917
3.028
3.426
0.165
0.761
1.348
1.548
2.036
1.210
0.727
0.724
2.024
0.321
0.131
0.527
1.238
0.527
1.317
0.656
3.133
2.126
1.152
0.748
1.244
1.048
1.048
0.848
0.257
1.048
0.624
1.224
1.630
2.728
0.749
0.152
0.548
2.234
0.525
0.450
2.624
0.934
1.428
0.148
2.526
0.748
1.044
0.117
0.917
0.548
2.128
0.548
0.938
1.532
2.71
1.928
1.928
0.348
1.826
0.248
0.146
0.241
0.534
0.740
0.344
0.926
1.821
1.634
0.936
2.132
2.417
1.53
2.524
0.117
2.028
1.530
2.021
1.024
1.526
0.430
1.524
2.028
2.032
1.924
0.426
0.732
1.328
0.33
0.336
0.136
1.928
0.532
0.132
2.232
1.324
1.428
0.334
1.126
0.326
0.828
1.10
2.29
1.824
0.928
1.421
1.528
1.118
0.720
0.820
0.521
1.421
0.526
0.917
0.521
1.132
0.132
1.321
0.924
1.426
1.628
0.332
1.121
0.724
1.024
1.124
3.16
0.924
0.921
1.220
1.526
0.432
0.225
1.028
0.717
0.524
0.328
0.824
0.128
1.617
0.917
0.628
0.232
1.021
1.821
0.526
1.026
1.020
0.326
0.40
1.026
0.232
0.428
0.13
1.021
0.528
3.09
1.221
0.424
1.128
1.312
0.336
0.724
0.924
1.320
0.320
0.132
0.124
0.124
0.520
1.124
1.416
1.018
1.518

Compared With Other Events

Station records per event
Station records in Heat wave in Australia, 30 May to 8 June 2023 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, 30 May to 8 June 2023 (this event)338 records

Every Record Set

20 of 338
Every record set or tied during Heat wave in Australia, 30 May to 8 June 2023, in date order
DateStationRecordValueMarginYears stoodSignificance
2023-05-31Launceston AirportRecord high maximum temperature17.0 C (62.6 F)0.9 C (1.6 F)6429 of 100 (Routine)
2023-06-02Gunnedah Resource CentreRecord high maximum temperature24.2 C (75.6 F)1.0 C (1.8 F)6830 of 100 (Routine)
2023-06-03YongalaRecord high maximum temperature23.9 C (75.0 F)0.6 C (1.1 F)6537 of 100 (Notable)
2023-06-03Gunnedah Resource CentreRecord high maximum temperature24.7 C (76.5 F)0.1 C (0.2 F)6436 of 100 (Notable)
2023-06-03Adelaide AirportRecord high maximum temperature25.3 C (77.5 F)0.7 C (1.3 F)6528 of 100 (Routine)
2023-06-04Adelaide West TerraceRecord high minimum temperature17.4 C (63.3 F)0.1 C (0.2 F)10350 of 100 (Notable)
2023-06-04Parafield AirportRecord high minimum temperature15.4 C (59.7 F)2.5 C (4.5 F)7236 of 100 (Notable)
2023-06-04Woomera AerodromeRecord high maximum temperature28.2 C (82.8 F)2.6 C (4.7 F)6435 of 100 (Notable)
2023-06-05Mount Gambier Post OfficeRecord high minimum temperature12.7 C (54.9 F)1.4 C (2.5 F)8439 of 100 (Notable)
2023-06-05Adelaide West TerraceRecord high minimum temperature16.0 C (60.8 F)2.0 C (3.6 F)6536 of 100 (Notable)
2023-06-05Cunnamulla Post OfficeRecord high minimum temperature17.9 C (64.2 F)0.9 C (1.6 F)4932 of 100 (Routine)
2023-06-05Mildura AirportRecord high minimum temperature13.9 C (57.0 F)1.6 C (2.9 F)7032 of 100 (Routine)
2023-06-05Mount Gambier AeroRecord high minimum temperature11.5 C (52.7 F)0.7 C (1.3 F)7031 of 100 (Routine)
2023-06-06Mount Gambier AeroRecord high minimum temperature13.5 C (56.3 F)2.4 C (4.3 F)7236 of 100 (Notable)
2023-06-06Adelaide West TerraceRecord high maximum temperature23.6 C (74.5 F)0.3 C (0.5 F)6530 of 100 (Routine)
2023-06-06Adelaide AirportRecord high maximum temperature23.7 C (74.7 F)1.0 C (1.8 F)6529 of 100 (Routine)
2023-06-06Charleville AeroRecord high maximum temperature26.9 C (80.4 F)0.1 C (0.2 F)7029 of 100 (Routine)
2023-06-07KyancuttaRecord high minimum temperature15.2 C (59.4 F)0.7 C (1.3 F)8936 of 100 (Notable)
2023-06-07Adelaide West TerraceRecord high minimum temperature15.7 C (60.3 F)1.4 C (2.5 F)6534 of 100 (Routine)
2023-06-08Gabo Island LighthouseRecord high minimum temperature16.6 C (61.9 F)1.0 C (1.8 F)6239 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 338 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.