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Built 2026-10-19 (19 October 2026)

Heat wave in China and 4 other countries, 21 July to 6 August 2022

Heat wave in China and 4 other countries, 21 July to 6 August 2022: 220 records at 65 stations, peak on 26 July 2022. Closed.

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

Key Facts

  • Heat wave in China and 4 other countries, 21 July to 6 August 2022 set or tied 220 station records at 65 stations.
  • It ran from 21 July 2022 to 6 August 2022 (17 days) and its peak day was 26 July 2022.
  • Status: closed.
  • Yongan set an all-time record high maximum temperature of 41.2 C (106.2 F) on 24 July 2022.
  • The busiest day was 26 July 2022 with 34 records.
  • The oldest broken record in the ranked list had stood for 76 years.

Footprint

21 July to 6 August 2022
Footprint of Heat wave in China and 4 other countries, 21 July to 6 August 2022 The area covered by Heat wave in China and 4 other countries, 21 July to 6 August 2022 is outlined, with 16 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in China and 4 other countries, 21 July to 6 August 2022 is outlined, with 16 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Heat wave in China and 4 other countries, 21 July to 6 August 2022: stations that set records in the event
StationTypeValueDate
YonganRecord high maximum temperature41.2 C (106.2 F)2022-07-24
Chiang MaiRecord high maximum temperature38.4 C (101.1 F)2022-07-28
YangjiangRecord high minimum temperature28.9 C (84.0 F)2022-07-25
GuilinRecord high maximum temperature38.9 C (102.0 F)2022-07-27
FuzhouRecord high maximum temperature41.9 C (107.4 F)2022-07-24
Mae SotRecord high maximum temperature34.0 C (93.2 F)2022-08-02
Udon ThaniRecord high maximum temperature36.5 C (97.7 F)2022-07-28
HeyuanRecord high maximum temperature38.3 C (100.9 F)2022-07-30
ShanweiRecord high minimum temperature29.0 C (84.2 F)2022-07-23
NanchengRecord high minimum temperature28.8 C (83.8 F)2022-07-26
GanzhouRecord high minimum temperature28.8 C (83.8 F)2022-07-28
Mae Hong SonRecord high maximum temperature35.2 C (95.4 F)2022-08-04
DinghaiRecord high maximum temperature38.5 C (101.3 F)2022-07-23
NanpingRecord high maximum temperature39.4 C (102.9 F)2022-07-23
LinglingRecord high maximum temperature39.5 C (103.1 F)2022-07-25
ShantouRecord high minimum temperature29.0 C (84.2 F)2022-07-25

Records per Day

Peak day 34
Records per day during Heat wave in China and 4 other countries, 21 July to 6 August 2022 Records set or tied each day from 21 July 2022 to 6 August 2022. The most in one day was 34 on 26 July 2022. 0 10 20 30 40 07-2107-2307-2507-2707-2907-3108-0208-0408-06
Records set or tied each day from 21 July 2022 to 6 August 2022. The most in one day was 34 on 26 July 2022.
Records per day during Heat wave in China and 4 other countries, 21 July to 6 August 2022
DateRecords
2022-07-212
2022-07-225
2022-07-238
2022-07-2416
2022-07-2523
2022-07-2634
2022-07-2731
2022-07-2833
2022-07-2926
2022-07-3018
2022-07-318
2022-08-014
2022-08-022
2022-08-034
2022-08-044
2022-08-051
2022-08-061

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in China and 4 other countries, 21 July to 6 August 2022 ranked by margin
Chiang Mai, 07-283.9 C (7.0 F)
Guilin, 07-272.3 C (4.1 F)
Mae Sot, 08-031.6 C (2.9 F)
Heyuan, 07-301.3 C (2.3 F)
Shanwei, 07-231.3 C (2.3 F)
Mae Sot, 08-021.2 C (2.2 F)
Ganzhou, 07-281.1 C (2.0 F)
Mae Sot, 07-251.0 C (1.8 F)
Lingling, 07-251.0 C (1.8 F)
Dinghai, 07-230.8 C (1.4 F)
Nanping, 07-230.8 C (1.4 F)
Nanping, 07-250.8 C (1.4 F)
Yongan, 07-240.7 C (1.3 F)
Mae Hong Son, 08-040.7 C (1.3 F)
Udon Thani, 07-250.6 C (1.1 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 China and 4 other countries, 21 July to 6 August 2022 220 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 0.01.02.03.04.0 Margin (C) Years the old record stood
220 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 China and 4 other countries, 21 July to 6 August 2022
Margin (C)Years the old record stood
0.766
3.968
0.124
2.356
0.218
1.268
0.476
1.659
1.360
1.064
0.668
1.152
0.564
1.340
0.768
1.060
0.864
0.864
0.865
0.139
0.439
0.764
0.168
0.564
1.233
1.747
0.364
0.460
0.953
0.360
1.148
0.464
0.753
1.053
1.051
0.160
1.243
1.937
1.443
0.644
0.160
0.453
0.353
0.652
0.544
0.257
0.651
0.452
0.451
0.318
1.037
0.151
0.252
1.333
0.351
0.248
0.251
1.733
1.141
0.349
0.640
2.121
1.335
1.54
1.231
1.731
0.537
1.216
0.728
2.81
0.628
1.524
0.340
0.633
0.333
0.341
1.516
1.028
1.028
0.831
0.731
0.731
1.029
0.427
1.321
1.615
1.712
1.124
0.335
0.921
1.021
0.725
0.632
0.10
0.333
0.431
1.715
0.327
1.98
0.824
0.828
0.524
0.720
1.121
1.119
0.232
0.131
1.319
0.721
0.529
0.228
0.328
0.232
0.621
1.219
1.315
1.215
1.019
1.115
1.04
0.916
1.411
0.84
1.65
1.04
0.424
0.421
0.521
1.84
0.719
0.611
0.819
0.719
0.511
0.815
0.224
1.25
1.31
0.124
0.815
0.224
0.225
0.121
0.615
0.811
0.519
0.617
0.517
0.519
0.315
0.81
0.312
0.320
0.511
0.611
0.711
0.415
0.119
0.219
0.413
0.119
0.411
0.119
0.219
1.04
0.44
0.515
0.60
0.216
0.311
1.11
0.115
0.115
0.216
0.113
0.117
0.115
0.95
0.71
0.212
0.80
0.111
0.55
0.111
0.212
0.91
0.312
0.28
0.74
0.51
0.61
0.111
0.61
0.51
0.71
0.51
0.51
0.24
0.31
0.25

Compared With Other Events

Station records per event
Station records in Heat wave in China and 4 other countries, 21 July to 6 August 2022 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 China and 4 other countries, 21 July to 6 August 2022 (this event)220 records

Every Record Set

20 of 220
Every record set or tied during Heat wave in China and 4 other countries, 21 July to 6 August 2022, in date order
DateStationRecordValueMarginYears stoodSignificance
2022-07-23ShanweiRecord high minimum temperature29.0 C (84.2 F)1.3 C (2.3 F)4029 of 100 (Routine)
2022-07-23DinghaiRecord high maximum temperature38.5 C (101.3 F)0.8 C (1.4 F)6428 of 100 (Routine)
2022-07-23NanpingRecord high maximum temperature39.4 C (102.9 F)0.8 C (1.4 F)6428 of 100 (Routine)
2022-07-24YonganRecord high maximum temperature41.2 C (106.2 F)0.7 C (1.3 F)6648 of 100 (Notable)
2022-07-24FuzhouRecord high maximum temperature41.9 C (107.4 F)0.2 C (0.4 F)1832 of 100 (Routine)
2022-07-25YangjiangRecord high minimum temperature28.9 C (84.0 F)0.1 C (0.2 F)2434 of 100 (Routine)
2022-07-25Mae SotRecord high maximum temperature35.0 C (95.0 F)1.0 C (1.8 F)6430 of 100 (Routine)
2022-07-25Udon ThaniRecord high maximum temperature36.7 C (98.1 F)0.6 C (1.1 F)6830 of 100 (Routine)
2022-07-25LinglingRecord high maximum temperature39.5 C (103.1 F)1.0 C (1.8 F)6028 of 100 (Routine)
2022-07-25NanpingRecord high maximum temperature39.9 C (103.8 F)0.8 C (1.4 F)6528 of 100 (Routine)
2022-07-25ShantouRecord high minimum temperature29.0 C (84.2 F)0.1 C (0.2 F)3928 of 100 (Routine)
2022-07-26NanchengRecord high minimum temperature28.8 C (83.8 F)0.5 C (0.9 F)6429 of 100 (Routine)
2022-07-27GuilinRecord high maximum temperature38.9 C (102.0 F)2.3 C (4.1 F)5633 of 100 (Routine)
2022-07-28Chiang MaiRecord high maximum temperature38.4 C (101.1 F)3.9 C (7.0 F)6846 of 100 (Notable)
2022-07-28Udon ThaniRecord high maximum temperature36.5 C (97.7 F)0.4 C (0.7 F)7632 of 100 (Routine)
2022-07-28GanzhouRecord high minimum temperature28.8 C (83.8 F)1.1 C (2.0 F)5229 of 100 (Routine)
2022-07-30HeyuanRecord high maximum temperature38.3 C (100.9 F)1.3 C (2.3 F)6030 of 100 (Routine)
2022-08-02Mae SotRecord high maximum temperature34.0 C (93.2 F)1.2 C (2.2 F)6832 of 100 (Routine)
2022-08-03Mae SotRecord high maximum temperature34.3 C (93.7 F)1.6 C (2.9 F)5931 of 100 (Routine)
2022-08-04Mae Hong SonRecord high maximum temperature35.2 C (95.4 F)0.7 C (1.3 F)6829 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 220 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.