Temperature records for Shizuoka
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Shizuoka, ―
Stations in Shizuoka
All-time records in Shizuoka
Records among the stations on this page (statistics as of November 1, 2026).
| Record | Station | Value | Date |
|---|---|---|---|
| Highest temperature | Shizuoka | 41.4°C | Aug 6, 2025 |
| Lowest temperature | Gotenba | -12.2°C | Feb 7, 1984 |
| Heaviest daily rainfall | Gotenba | 529.0 mm | Oct 12, 2019 |
Range of records by station
Each bar is one station: the left dot is its record low and the right dot its record high. The statistical period differs by station, depending on when observations began or the station moved. The dates are on each station's page.
The climate of Shizuoka
Shizuoka Prefecture has 3 stations with records in the 41°C range. The prefecture's record high is 41.4°C in the city of Shizuoka on August 6, 2025, ranking 2nd from the top among all the stations covered on this site. Hamamatsu observed 41.1°C on August 17, 2020, and Sakuma, up the Tenryu River, 41.1°C on July 23, 2026, sharing 6th place, while Tenryu holds 40.9°C from August 16, 2020. Extreme heat builds up both on the plains near the sea and in the mountain valleys.
Meanwhile, the southern tip of the Izu Peninsula belongs to an entirely different climate zone. Irozaki's record high is only 33.9°C, set on July 20, 2004, and its record low is -2.7°C, on February 26, 1981, so it has no day colder than 3°C below freezing. The average January minimum is 5.7°C, 7.6°C apart from the -1.9°C of Gotenba, on open land at the eastern foot of Mt. Fuji. The record low among the stations covered here is -12.2°C at Gotenba, set on February 7, 1984.
The records of heavy rain include a day that soaked the whole prefecture. On October 12, 2019, Gotenba received 529 mm, the city of Shizuoka 401 mm, and Mishima 362 mm, and this day holds the daily rainfall record at all 3 stations. Tenryu's 462 mm is from August 16, 2025, and Sakuma's 396.5 mm from June 2, 2023, and June is the wettest month at every station in the prefecture.
Record values in this description are based on data collected as of September 2026, and the normal statistics on the 30 years 1996–2025.
Monthly normals for Shizuoka (Shizuoka)
The normals for Shizuoka represent the stations in Shizuoka. Normals for the other stations are on each station's page.
Temperature (monthly normals)
The lines show monthly normals: the upper line is the monthly mean of the daily high and the lower line the monthly mean of the daily low, and the middle line is the monthly mean temperature. Touch the point for a month to read its values. Normals are the 1991–2020 average.
Precipitation (monthly normals, mm)
Table of monthly normals
| Month | Mean | High | Low | Precipitation |
|---|---|---|---|---|
| Jan | 6.9 | 11.7 | 2.1 | 79.6 |
| Feb | 7.7 | 12.6 | 2.9 | 105.3 |
| Mar | 10.7 | 15.5 | 6.0 | 207.1 |
| Apr | 15.2 | 19.8 | 10.6 | 222.2 |
| May | 19.2 | 23.5 | 15.1 | 215.3 |
| Jun | 22.4 | 26.1 | 19.2 | 268.9 |
| Jul | 26.1 | 29.9 | 23.1 | 296.6 |
| Aug | 27.4 | 31.3 | 24.2 | 186.5 |
| Sep | 24.5 | 28.4 | 21.1 | 280.6 |
| Oct | 19.4 | 23.6 | 15.6 | 250.3 |
| Nov | 14.3 | 18.8 | 9.9 | 134.2 |
| Dec | 9.3 | 14.1 | 4.6 | 80.7 |
Temperatures are in degrees Celsius (°C) and precipitation in mm. Blank cells have no normal.
Annual mean temperature (1996–2025)
The yearly average of the daily mean temperature (the line is broken in years with many missing values). Observing conditions at Shizuoka changed on December 4, 2007; June 25, 2008 (for example, a relocation or new instruments), so the statistics may not be continuous across those dates.
The normals listed here are averages over the 30 years from 1991 to 2020. They are fixed values that stay the same until the next revision of the normals, and they show how warm or cold that month usually is in that area.