Heat wave in Japan and 11 other countries, 16 September to 5 October 2019
Heat wave in Japan and 11 other countries, 16 September to 5 October 2019: 1,181 records at 429 stations, peak on 1 October 2019. Closed.
Data as of . Last revised (2026-10-17).
Key Facts
- Heat wave in Japan and 11 other countries, 16 September to 5 October 2019 set or tied 1,181 station records at 429 stations.
- It ran from 16 September 2019 to 5 October 2019 (20 days) and its peak day was 1 October 2019.
- Status: closed.
- Blagovescensk set a daily record high maximum temperature of 29.5 C (85.1 F) on 27 September 2019.
- The busiest day was 1 October 2019 with 114 records.
- The oldest broken record in the ranked list had stood for 121 years.
Footprint
16 September to 5 October 2019| Station | Type | Value | Date |
|---|---|---|---|
| Blagovescensk | Record high maximum temperature | 29.5 C (85.1 F) | 2019-09-27 |
| Rudnaja Pristan | Record high maximum temperature | 29.0 C (84.2 F) | 2019-09-29 |
| Turkestan | Record high maximum temperature | 37.7 C (99.9 F) | 2019-09-22 |
| Chardzhev | Record high minimum temperature | 18.9 C (66.0 F) | 2019-09-20 |
| Sretensk | Record high maximum temperature | 28.1 C (82.6 F) | 2019-09-26 |
| Poset | Record high minimum temperature | 18.7 C (65.7 F) | 2019-10-02 |
| Borzja | Record high maximum temperature | 28.7 C (83.7 F) | 2019-09-27 |
| Vladivostok | Record high minimum temperature | 16.5 C (61.7 F) | 2019-10-01 |
| Ekaterino-Nikolskoe | Record high maximum temperature | 27.4 C (81.3 F) | 2019-10-02 |
| Kurgan-Tyube | Record high maximum temperature | 36.6 C (97.9 F) | 2019-09-27 |
| Juzhno-Kurilsk | Record high minimum temperature | 16.0 C (60.8 F) | 2019-10-02 |
| Kitamiesashi | Record high minimum temperature | 16.3 C (61.3 F) | 2019-10-02 |
| Severnoe | Record high minimum temperature | 15.0 C (59.0 F) | 2019-09-19 |
| Krasnyj Chikoj | Record high maximum temperature | 26.1 C (79.0 F) | 2019-09-25 |
| Kyra | Record high maximum temperature | 26.5 C (79.7 F) | 2019-09-25 |
| Kyoto | Record high maximum temperature | 33.6 C (92.5 F) | 2019-10-01 |
| Keshan | Record high maximum temperature | 26.1 C (79.0 F) | 2019-10-01 |
Records per Day
Peak day 114| Date | Records |
|---|---|
| 2019-09-16 | 4 |
| 2019-09-17 | 4 |
| 2019-09-18 | 19 |
| 2019-09-19 | 35 |
| 2019-09-20 | 33 |
| 2019-09-21 | 33 |
| 2019-09-22 | 83 |
| 2019-09-23 | 90 |
| 2019-09-24 | 71 |
| 2019-09-25 | 73 |
| 2019-09-26 | 67 |
| 2019-09-27 | 78 |
| 2019-09-28 | 95 |
| 2019-09-29 | 95 |
| 2019-09-30 | 88 |
| 2019-10-01 | 114 |
| 2019-10-02 | 89 |
| 2019-10-03 | 53 |
| 2019-10-04 | 35 |
| 2019-10-05 | 22 |
Top Records by Margin
Margin over the record replaced| Rudnaja Pristan, 09-29 | |
|---|---|
| Sretensk, 09-26 | |
| Severnoe, 09-19 | |
| Blagovescensk, 09-27 | |
| Turkestan, 09-22 | |
| Poset, 10-02 | |
| Kyra, 09-25 | |
| Kyra, 09-27 | |
| Borzja, 09-27 | |
| Blagovescensk, 09-28 | |
| Ekaterino-Nikolskoe, 10-02 | |
| Kurgan-Tyube, 09-27 | |
| Kyoto, 10-01 | |
| Krasnyj Chikoj, 09-25 | |
| Vladivostok, 10-01 |
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 |
|---|---|
| 3.6 | 100 |
| 5.0 | 72 |
| 2.1 | 104 |
| 0.8 | 121 |
| 4.7 | 80 |
| 1.5 | 94 |
| 2.0 | 60 |
| 0.2 | 104 |
| 1.7 | 92 |
| 1.5 | 66 |
| 0.9 | 60 |
| 0.5 | 70 |
| 1.4 | 89 |
| 0.9 | 67 |
| 1.4 | 57 |
| 3.9 | 68 |
| 1.1 | 84 |
| 2.0 | 84 |
| 2.0 | 84 |
| 0.4 | 66 |
| 0.4 | 64 |
| 0.9 | 57 |
| 1.2 | 57 |
| 0.9 | 57 |
| 1.0 | 84 |
| 0.7 | 80 |
| 0.2 | 88 |
| 0.5 | 62 |
| 0.8 | 59 |
| 0.8 | 57 |
| 0.2 | 65 |
| 1.9 | 77 |
| 0.1 | 61 |
| 0.8 | 56 |
| 0.4 | 57 |
| 0.4 | 57 |
| 3.1 | 64 |
| 0.5 | 57 |
| 0.4 | 57 |
| 0.5 | 57 |
| 1.1 | 57 |
| 1.5 | 77 |
| 4.1 | 64 |
| 0.5 | 78 |
| 3.9 | 31 |
| 0.2 | 58 |
| 2.9 | 58 |
| 0.2 | 57 |
| 0.2 | 57 |
| 0.3 | 57 |
| 0.2 | 57 |
| 0.3 | 57 |
| 1.6 | 68 |
| 2.3 | 68 |
| 0.9 | 80 |
| 4.4 | 52 |
| 4.4 | 52 |
| 1.3 | 77 |
| 1.0 | 77 |
| 4.0 | 31 |
| 1.3 | 72 |
| 0.2 | 80 |
| 0.2 | 78 |
| 2.7 | 57 |
| 2.3 | 60 |
| 1.2 | 65 |
| 4.4 | 60 |
| 2.6 | 38 |
| 1.5 | 68 |
| 0.7 | 77 |
| 2.9 | 32 |
| 1.5 | 43 |
| 2.3 | 38 |
| 3.2 | 31 |
| 2.4 | 31 |
| 1.2 | 46 |
| 0.2 | 46 |
| 2.4 | 62 |
| 2.5 | 57 |
| 1.1 | 70 |
| 0.4 | 73 |
| 2.5 | 68 |
| 5.8 | 41 |
| 4.6 | 44 |
| 3.1 | 36 |
| 3.3 | 52 |
| 2.6 | 31 |
| 2.2 | 62 |
| 1.7 | 64 |
| 1.9 | 64 |
| 2.4 | 57 |
| 2.4 | 57 |
| 3.9 | 56 |
| 5.0 | 44 |
| 1.1 | 40 |
| 0.4 | 44 |
| 0.6 | 31 |
| 1.5 | 26 |
| 2.2 | 62 |
| 1.7 | 62 |
| 1.6 | 64 |
| 1.5 | 64 |
| 3.4 | 52 |
| 3.1 | 52 |
| 1.0 | 40 |
| 0.8 | 57 |
| 1.9 | 64 |
| 1.8 | 31 |
| 0.3 | 40 |
| 1.8 | 60 |
| 2.0 | 57 |
| 1.8 | 57 |
| 1.2 | 64 |
| 1.0 | 65 |
| 1.9 | 57 |
| 1.6 | 57 |
| 1.1 | 64 |
| 1.4 | 56 |
| 1.2 | 62 |
| 2.0 | 56 |
| 1.9 | 57 |
| 4.0 | 44 |
| 1.7 | 52 |
| 1.2 | 64 |
| 2.9 | 52 |
| 0.6 | 31 |
| 0.5 | 31 |
| 1.7 | 50 |
| 2.3 | 56 |
| 1.0 | 31 |
| 1.8 | 62 |
| 1.8 | 31 |
| 3.0 | 40 |
| 0.9 | 31 |
| 2.0 | 52 |
| 1.3 | 57 |
| 1.7 | 57 |
| 1.6 | 57 |
| 1.5 | 57 |
| 1.3 | 57 |
| 0.8 | 65 |
| 1.5 | 57 |
| 1.4 | 57 |
| 0.9 | 64 |
| 1.6 | 57 |
| 4.4 | 38 |
| 5.0 | 34 |
| 2.1 | 52 |
| 3.0 | 52 |
| 0.7 | 31 |
| 1.0 | 60 |
| 1.2 | 31 |
| 0.8 | 64 |
| 3.0 | 48 |
| 0.5 | 56 |
| 2.1 | 41 |
| 0.7 | 31 |
| 1.4 | 57 |
| 0.2 | 36 |
| 0.6 | 31 |
| 1.6 | 57 |
| 0.4 | 65 |
| 3.0 | 40 |
| 1.0 | 57 |
| 1.1 | 57 |
| 1.5 | 57 |
| 1.9 | 50 |
| 1.1 | 57 |
| 0.7 | 64 |
| 0.4 | 64 |
| 1.0 | 57 |
| 1.0 | 57 |
| 0.9 | 60 |
| 0.5 | 64 |
| 1.0 | 57 |
| 1.0 | 45 |
| 5.0 | 40 |
| 4.4 | 38 |
| 0.6 | 64 |
| 3.4 | 37 |
| 7.1 | 4 |
| 0.1 | 65 |
| 2.6 | 52 |
| 2.4 | 48 |
| 3.0 | 44 |
| 0.9 | 31 |
| 2.6 | 41 |
| 5.7 | 13 |
| 0.1 | 65 |
| 3.4 | 41 |
| 3.5 | 40 |
| 0.3 | 64 |
| 0.5 | 31 |
| 0.4 | 31 |
| 0.4 | 31 |
| 0.9 | 57 |
| 0.9 | 57 |
| 1.9 | 53 |
| 0.2 | 65 |
| 0.1 | 31 |
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 Japan and 11 other countries, 16 September to 5 October 2019 (this event) |
Every Record Set
20 of 1,181| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2019-09-19 | Severnoe | Record high minimum temperature | 15.0 C (59.0 F) | 3.9 C (7.0 F) | 68 | 37 of 100 (Notable) |
| 2019-09-20 | Chardzhev | Record high minimum temperature | 18.9 C (66.0 F) | 0.8 C (1.4 F) | 121 | 42 of 100 (Notable) |
| 2019-09-21 | Turkestan | Record high maximum temperature | 35.2 C (95.4 F) | 0.2 C (0.4 F) | 104 | 40 of 100 (Notable) |
| 2019-09-22 | Turkestan | Record high maximum temperature | 37.7 C (99.9 F) | 2.1 C (3.8 F) | 104 | 44 of 100 (Notable) |
| 2019-09-25 | Krasnyj Chikoj | Record high maximum temperature | 26.1 C (79.0 F) | 1.1 C (2.0 F) | 84 | 37 of 100 (Notable) |
| 2019-09-25 | Kyra | Record high maximum temperature | 26.5 C (79.7 F) | 2.0 C (3.6 F) | 84 | 37 of 100 (Notable) |
| 2019-09-26 | Sretensk | Record high maximum temperature | 28.1 C (82.6 F) | 4.7 C (8.5 F) | 80 | 41 of 100 (Notable) |
| 2019-09-27 | Blagovescensk | Record high maximum temperature | 29.5 C (85.1 F) | 3.6 C (6.5 F) | 100 | 47 of 100 (Notable) |
| 2019-09-27 | Borzja | Record high maximum temperature | 28.7 C (83.7 F) | 1.7 C (3.1 F) | 92 | 40 of 100 (Notable) |
| 2019-09-27 | Kurgan-Tyube | Record high maximum temperature | 36.6 C (97.9 F) | 1.4 C (2.5 F) | 89 | 39 of 100 (Notable) |
| 2019-09-27 | Kyra | Record high maximum temperature | 28.0 C (82.4 F) | 2.0 C (3.6 F) | 84 | 37 of 100 (Notable) |
| 2019-09-28 | Blagovescensk | Record high maximum temperature | 27.8 C (82.0 F) | 1.5 C (2.7 F) | 94 | 41 of 100 (Notable) |
| 2019-09-29 | Rudnaja Pristan | Record high maximum temperature | 29.0 C (84.2 F) | 5.0 C (9.0 F) | 72 | 45 of 100 (Notable) |
| 2019-10-01 | Vladivostok | Record high minimum temperature | 16.5 C (61.7 F) | 0.9 C (1.6 F) | 60 | 40 of 100 (Notable) |
| 2019-10-01 | Kyoto | Record high maximum temperature | 33.6 C (92.5 F) | 1.4 C (2.5 F) | 57 | 37 of 100 (Notable) |
| 2019-10-01 | Keshan | Record high maximum temperature | 26.1 C (79.0 F) | 0.4 C (0.7 F) | 66 | 36 of 100 (Notable) |
| 2019-10-02 | Poset | Record high minimum temperature | 18.7 C (65.7 F) | 2.0 C (3.6 F) | 60 | 41 of 100 (Notable) |
| 2019-10-02 | Ekaterino-Nikolskoe | Record high maximum temperature | 27.4 C (81.3 F) | 1.5 C (2.7 F) | 66 | 40 of 100 (Notable) |
| 2019-10-02 | Juzhno-Kurilsk | Record high minimum temperature | 16.0 C (60.8 F) | 0.5 C (0.9 F) | 70 | 39 of 100 (Notable) |
| 2019-10-02 | Kitamiesashi | Record high minimum temperature | 16.3 C (61.3 F) | 0.9 C (1.6 F) | 67 | 38 of 100 (Notable) |
The daily ledgers keep a limited number of records per day, so this list has 20 of the 1,181 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.