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| Station | Type | Value | Date |
|---|---|---|---|
| Yongan | Record high maximum temperature | 41.2 C (106.2 F) | 2022-07-24 |
| Chiang Mai | Record high maximum temperature | 38.4 C (101.1 F) | 2022-07-28 |
| Yangjiang | Record high minimum temperature | 28.9 C (84.0 F) | 2022-07-25 |
| Guilin | Record high maximum temperature | 38.9 C (102.0 F) | 2022-07-27 |
| Fuzhou | Record high maximum temperature | 41.9 C (107.4 F) | 2022-07-24 |
| Mae Sot | Record high maximum temperature | 34.0 C (93.2 F) | 2022-08-02 |
| Udon Thani | Record high maximum temperature | 36.5 C (97.7 F) | 2022-07-28 |
| Heyuan | Record high maximum temperature | 38.3 C (100.9 F) | 2022-07-30 |
| Shanwei | Record high minimum temperature | 29.0 C (84.2 F) | 2022-07-23 |
| Nancheng | Record high minimum temperature | 28.8 C (83.8 F) | 2022-07-26 |
| Ganzhou | Record high minimum temperature | 28.8 C (83.8 F) | 2022-07-28 |
| Mae Hong Son | Record high maximum temperature | 35.2 C (95.4 F) | 2022-08-04 |
| Dinghai | Record high maximum temperature | 38.5 C (101.3 F) | 2022-07-23 |
| Nanping | Record high maximum temperature | 39.4 C (102.9 F) | 2022-07-23 |
| Lingling | Record high maximum temperature | 39.5 C (103.1 F) | 2022-07-25 |
| Shantou | Record high minimum temperature | 29.0 C (84.2 F) | 2022-07-25 |
Records per Day
Peak day 34| Date | Records |
|---|---|
| 2022-07-21 | 2 |
| 2022-07-22 | 5 |
| 2022-07-23 | 8 |
| 2022-07-24 | 16 |
| 2022-07-25 | 23 |
| 2022-07-26 | 34 |
| 2022-07-27 | 31 |
| 2022-07-28 | 33 |
| 2022-07-29 | 26 |
| 2022-07-30 | 18 |
| 2022-07-31 | 8 |
| 2022-08-01 | 4 |
| 2022-08-02 | 2 |
| 2022-08-03 | 4 |
| 2022-08-04 | 4 |
| 2022-08-05 | 1 |
| 2022-08-06 | 1 |
Top Records by Margin
Margin over the record replaced| Chiang Mai, 07-28 | |
|---|---|
| Guilin, 07-27 | |
| Mae Sot, 08-03 | |
| Heyuan, 07-30 | |
| Shanwei, 07-23 | |
| Mae Sot, 08-02 | |
| Ganzhou, 07-28 | |
| Mae Sot, 07-25 | |
| Lingling, 07-25 | |
| Dinghai, 07-23 | |
| Nanping, 07-23 | |
| Nanping, 07-25 | |
| Yongan, 07-24 | |
| Mae Hong Son, 08-04 | |
| Udon Thani, 07-25 |
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 (C) | Years the old record stood |
|---|---|
| 0.7 | 66 |
| 3.9 | 68 |
| 0.1 | 24 |
| 2.3 | 56 |
| 0.2 | 18 |
| 1.2 | 68 |
| 0.4 | 76 |
| 1.6 | 59 |
| 1.3 | 60 |
| 1.0 | 64 |
| 0.6 | 68 |
| 1.1 | 52 |
| 0.5 | 64 |
| 1.3 | 40 |
| 0.7 | 68 |
| 1.0 | 60 |
| 0.8 | 64 |
| 0.8 | 64 |
| 0.8 | 65 |
| 0.1 | 39 |
| 0.4 | 39 |
| 0.7 | 64 |
| 0.1 | 68 |
| 0.5 | 64 |
| 1.2 | 33 |
| 1.7 | 47 |
| 0.3 | 64 |
| 0.4 | 60 |
| 0.9 | 53 |
| 0.3 | 60 |
| 1.1 | 48 |
| 0.4 | 64 |
| 0.7 | 53 |
| 1.0 | 53 |
| 1.0 | 51 |
| 0.1 | 60 |
| 1.2 | 43 |
| 1.9 | 37 |
| 1.4 | 43 |
| 0.6 | 44 |
| 0.1 | 60 |
| 0.4 | 53 |
| 0.3 | 53 |
| 0.6 | 52 |
| 0.5 | 44 |
| 0.2 | 57 |
| 0.6 | 51 |
| 0.4 | 52 |
| 0.4 | 51 |
| 0.3 | 18 |
| 1.0 | 37 |
| 0.1 | 51 |
| 0.2 | 52 |
| 1.3 | 33 |
| 0.3 | 51 |
| 0.2 | 48 |
| 0.2 | 51 |
| 1.7 | 33 |
| 1.1 | 41 |
| 0.3 | 49 |
| 0.6 | 40 |
| 2.1 | 21 |
| 1.3 | 35 |
| 1.5 | 4 |
| 1.2 | 31 |
| 1.7 | 31 |
| 0.5 | 37 |
| 1.2 | 16 |
| 0.7 | 28 |
| 2.8 | 1 |
| 0.6 | 28 |
| 1.5 | 24 |
| 0.3 | 40 |
| 0.6 | 33 |
| 0.3 | 33 |
| 0.3 | 41 |
| 1.5 | 16 |
| 1.0 | 28 |
| 1.0 | 28 |
| 0.8 | 31 |
| 0.7 | 31 |
| 0.7 | 31 |
| 1.0 | 29 |
| 0.4 | 27 |
| 1.3 | 21 |
| 1.6 | 15 |
| 1.7 | 12 |
| 1.1 | 24 |
| 0.3 | 35 |
| 0.9 | 21 |
| 1.0 | 21 |
| 0.7 | 25 |
| 0.6 | 32 |
| 0.1 | 0 |
| 0.3 | 33 |
| 0.4 | 31 |
| 1.7 | 15 |
| 0.3 | 27 |
| 1.9 | 8 |
| 0.8 | 24 |
| 0.8 | 28 |
| 0.5 | 24 |
| 0.7 | 20 |
| 1.1 | 21 |
| 1.1 | 19 |
| 0.2 | 32 |
| 0.1 | 31 |
| 1.3 | 19 |
| 0.7 | 21 |
| 0.5 | 29 |
| 0.2 | 28 |
| 0.3 | 28 |
| 0.2 | 32 |
| 0.6 | 21 |
| 1.2 | 19 |
| 1.3 | 15 |
| 1.2 | 15 |
| 1.0 | 19 |
| 1.1 | 15 |
| 1.0 | 4 |
| 0.9 | 16 |
| 1.4 | 11 |
| 0.8 | 4 |
| 1.6 | 5 |
| 1.0 | 4 |
| 0.4 | 24 |
| 0.4 | 21 |
| 0.5 | 21 |
| 1.8 | 4 |
| 0.7 | 19 |
| 0.6 | 11 |
| 0.8 | 19 |
| 0.7 | 19 |
| 0.5 | 11 |
| 0.8 | 15 |
| 0.2 | 24 |
| 1.2 | 5 |
| 1.3 | 1 |
| 0.1 | 24 |
| 0.8 | 15 |
| 0.2 | 24 |
| 0.2 | 25 |
| 0.1 | 21 |
| 0.6 | 15 |
| 0.8 | 11 |
| 0.5 | 19 |
| 0.6 | 17 |
| 0.5 | 17 |
| 0.5 | 19 |
| 0.3 | 15 |
| 0.8 | 1 |
| 0.3 | 12 |
| 0.3 | 20 |
| 0.5 | 11 |
| 0.6 | 11 |
| 0.7 | 11 |
| 0.4 | 15 |
| 0.1 | 19 |
| 0.2 | 19 |
| 0.4 | 13 |
| 0.1 | 19 |
| 0.4 | 11 |
| 0.1 | 19 |
| 0.2 | 19 |
| 1.0 | 4 |
| 0.4 | 4 |
| 0.5 | 15 |
| 0.6 | 0 |
| 0.2 | 16 |
| 0.3 | 11 |
| 1.1 | 1 |
| 0.1 | 15 |
| 0.1 | 15 |
| 0.2 | 16 |
| 0.1 | 13 |
| 0.1 | 17 |
| 0.1 | 15 |
| 0.9 | 5 |
| 0.7 | 1 |
| 0.2 | 12 |
| 0.8 | 0 |
| 0.1 | 11 |
| 0.5 | 5 |
| 0.1 | 11 |
| 0.2 | 12 |
| 0.9 | 1 |
| 0.3 | 12 |
| 0.2 | 8 |
| 0.7 | 4 |
| 0.5 | 1 |
| 0.6 | 1 |
| 0.1 | 11 |
| 0.6 | 1 |
| 0.5 | 1 |
| 0.7 | 1 |
| 0.5 | 1 |
| 0.5 | 1 |
| 0.2 | 4 |
| 0.3 | 1 |
| 0.2 | 5 |
Compared With Other Events
Station records per event| Heat wave in United States and Mexico, 16 January to 14 February 2024 | |
|---|---|
| Heat wave in United States, 28 January to 24 February 2026 | |
| Heat wave in United States and Mexico, 24 May to 19 June 2020 | |
| Heat wave in United States and Mexico, 26 March to 17 April 2021 | |
| Heat wave in Germany and 49 other countries, 18 December 2021 to 15 January 2022 | |
| Heat wave in China and 4 other countries, 21 July to 6 August 2022 (this event) |
Every Record Set
20 of 220| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2022-07-23 | Shanwei | Record high minimum temperature | 29.0 C (84.2 F) | 1.3 C (2.3 F) | 40 | 29 of 100 (Routine) |
| 2022-07-23 | Dinghai | Record high maximum temperature | 38.5 C (101.3 F) | 0.8 C (1.4 F) | 64 | 28 of 100 (Routine) |
| 2022-07-23 | Nanping | Record high maximum temperature | 39.4 C (102.9 F) | 0.8 C (1.4 F) | 64 | 28 of 100 (Routine) |
| 2022-07-24 | Yongan | Record high maximum temperature | 41.2 C (106.2 F) | 0.7 C (1.3 F) | 66 | 48 of 100 (Notable) |
| 2022-07-24 | Fuzhou | Record high maximum temperature | 41.9 C (107.4 F) | 0.2 C (0.4 F) | 18 | 32 of 100 (Routine) |
| 2022-07-25 | Yangjiang | Record high minimum temperature | 28.9 C (84.0 F) | 0.1 C (0.2 F) | 24 | 34 of 100 (Routine) |
| 2022-07-25 | Mae Sot | Record high maximum temperature | 35.0 C (95.0 F) | 1.0 C (1.8 F) | 64 | 30 of 100 (Routine) |
| 2022-07-25 | Udon Thani | Record high maximum temperature | 36.7 C (98.1 F) | 0.6 C (1.1 F) | 68 | 30 of 100 (Routine) |
| 2022-07-25 | Lingling | Record high maximum temperature | 39.5 C (103.1 F) | 1.0 C (1.8 F) | 60 | 28 of 100 (Routine) |
| 2022-07-25 | Nanping | Record high maximum temperature | 39.9 C (103.8 F) | 0.8 C (1.4 F) | 65 | 28 of 100 (Routine) |
| 2022-07-25 | Shantou | Record high minimum temperature | 29.0 C (84.2 F) | 0.1 C (0.2 F) | 39 | 28 of 100 (Routine) |
| 2022-07-26 | Nancheng | Record high minimum temperature | 28.8 C (83.8 F) | 0.5 C (0.9 F) | 64 | 29 of 100 (Routine) |
| 2022-07-27 | Guilin | Record high maximum temperature | 38.9 C (102.0 F) | 2.3 C (4.1 F) | 56 | 33 of 100 (Routine) |
| 2022-07-28 | Chiang Mai | Record high maximum temperature | 38.4 C (101.1 F) | 3.9 C (7.0 F) | 68 | 46 of 100 (Notable) |
| 2022-07-28 | Udon Thani | Record high maximum temperature | 36.5 C (97.7 F) | 0.4 C (0.7 F) | 76 | 32 of 100 (Routine) |
| 2022-07-28 | Ganzhou | Record high minimum temperature | 28.8 C (83.8 F) | 1.1 C (2.0 F) | 52 | 29 of 100 (Routine) |
| 2022-07-30 | Heyuan | Record high maximum temperature | 38.3 C (100.9 F) | 1.3 C (2.3 F) | 60 | 30 of 100 (Routine) |
| 2022-08-02 | Mae Sot | Record high maximum temperature | 34.0 C (93.2 F) | 1.2 C (2.2 F) | 68 | 32 of 100 (Routine) |
| 2022-08-03 | Mae Sot | Record high maximum temperature | 34.3 C (93.7 F) | 1.6 C (2.9 F) | 59 | 31 of 100 (Routine) |
| 2022-08-04 | Mae Hong Son | Record high maximum temperature | 35.2 C (95.4 F) | 0.7 C (1.3 F) | 68 | 29 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.