Climate averages 1991–2020
Numazu weather
in August.
A hot, wet month: the warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Numazu: daytime highs average 29.1°C and nights cool to about 23.7°C. By daytime temperature it is the warmest month of the year.
Expect about 165 mm of rain on roughly 14 days, which makes August a wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 29 min on an average August day.
The nearest other city in this atlas is Fuji, Japan (18 km away). In August its highs average 29.4°C, about as warm as Numazu, with 196 mm of rain.
Among the 303 cities listed in Japan, Numazu ranks joint 189th of 303 for the warmest August highs and joint 205th of 303 for the driest August (rainfall, lowest first). The mean August high of those 303 cities is 29.2°C; Numazu is 0.1°C cooler than that mean.
From August to September, average highs fall by 2.9°C to 26.1°C, and monthly rainfall rises from 165 mm to 243 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Numazu climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 9.5°C3.1°C | 3.1°C | 95 | 8.5 | 10.110 h |
| February | 10.1°C3.0°C | 3.0°C | 119 | 9.2 | 10.911 h |
| March | 13.1°C5.5°C | 5.5°C | 204 | 14.0 | 11.912 h |
| April | 17.4°C9.9°C | 9.9°C | 215 | 13.1 | 13.013 h |
| May | 21.5°C14.3°C | 14.3°C | 232 | 12.8 | 14.014 h |
| June | 24.2°C18.5°C | 18.5°C | 286 | 15.8 | 14.514 h |
| July | 27.9°C22.5°C | 22.5°C | 294 | 16.5 | 14.314 h |
| August, selected | 29.1°C23.7°C | 23.7°C | 165 | 14.2 | 13.513 h |
| September | 26.1°C20.9°C | 20.9°C | 243 | 14.5 | 12.412 h |
| October | 21.3°C15.9°C | 15.9°C | 245 | 13.1 | 11.311 h |
| November | 16.7°C10.7°C | 10.7°C | 144 | 10.8 | 10.410 h |
| December | 11.9°C5.9°C | 5.9°C | 89 | 8.4 | 9.810 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Fuji, Japan in AugustJapan · 18 kmHigh 29.4°C · Low 23.5°C · 196 mm rain
- Gotemba in AugustJapan · 25 kmHigh 28.0°C · Low 21.7°C · 185 mm rain
- Fujinomiya in AugustJapan · 26 kmHigh 28.5°C · Low 22.4°C · 254 mm rain
- Odawara in AugustJapan · 32 kmHigh 29.4°C · Low 23.9°C · 154 mm rain
- Hadano in AugustJapan · 44 kmHigh 28.6°C · Low 23.4°C · 154 mm rain
- Shizuoka in AugustJapan · 46 kmHigh 28.6°C · Low 23.5°C · 191 mm rain
- Hiratsuka in AugustJapan · 50 kmHigh 27.5°C · Low 23.4°C · 154 mm rain
- Isehara in AugustJapan · 52 kmHigh 28.1°C · Low 23.5°C · 160 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Numazu) is explained once on the Numazu year overview and on the Sources, method and limits page.