Climate averages 1991–2020
Minami-Alps weather
in August.
A hot, very wet month: the warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Minami-Alps: daytime highs average 29.0°C and nights cool to about 21.5°C. By daytime temperature it is the warmest month of the year.
Expect about 192 mm of rain on roughly 21 days, which makes August a very wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 30 min on an average August day.
The nearest other city in this atlas is Kai (9 km away). In August its highs average 29.1°C, about as warm as Minami-Alps, with 139 mm of rain.
Among the 303 cities listed in Japan, Minami-Alps ranks joint 197th of 303 for the warmest August highs and 276th of 303 for the driest August (rainfall, lowest first). The mean August high of those 303 cities is 29.2°C; Minami-Alps is 0.1°C cooler than that mean.
From August to September, average highs fall by 3.7°C to 25.3°C, and monthly rainfall rises from 192 mm to 270 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
Minami-Alps climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.3°C-2.1°C | -2.1°C | 80 | 7.7 | 10.010 h |
| February | 7.3°C-1.9°C | -1.9°C | 95 | 9.3 | 10.911 h |
| March | 11.3°C1.7°C | 1.7°C | 166 | 14.0 | 11.912 h |
| April | 17.5°C7.1°C | 7.1°C | 168 | 14.1 | 13.113 h |
| May | 22.1°C12.3°C | 12.3°C | 175 | 14.8 | 14.014 h |
| June | 24.8°C16.7°C | 16.7°C | 243 | 18.9 | 14.515 h |
| July | 28.3°C20.6°C | 20.6°C | 269 | 21.3 | 14.314 h |
| August, selected | 29.0°C21.5°C | 21.5°C | 192 | 20.9 | 13.514 h |
| September | 25.3°C17.9°C | 17.9°C | 270 | 18.1 | 12.412 h |
| October | 20.0°C12.1°C | 12.1°C | 246 | 15.6 | 11.311 h |
| November | 14.9°C6.4°C | 6.4°C | 121 | 10.9 | 10.310 h |
| December | 9.3°C1.4°C | 1.4°C | 80 | 8.3 | 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
- Kai in AugustJapan · 9 kmHigh 29.1°C · Low 21.5°C · 139 mm rain
- Kofu in AugustJapan · 11 kmHigh 29.5°C · Low 21.8°C · 139 mm rain
- Fujinomiya in AugustJapan · 47 kmHigh 28.5°C · Low 22.4°C · 254 mm rain
- Fuji, Japan in AugustJapan · 54 kmHigh 29.4°C · Low 23.5°C · 196 mm rain
- Gotemba in AugustJapan · 55 kmHigh 28.0°C · Low 21.7°C · 185 mm rain
- Iida in AugustJapan · 59 kmHigh 28.8°C · Low 20.9°C · 184 mm rain
- Saku in AugustJapan · 67 kmHigh 27.8°C · Low 20.2°C · 174 mm rain
- Numazu in AugustJapan · 68 kmHigh 29.1°C · Low 23.7°C · 165 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 Minami-Alps) is explained once on the Minami-Alps year overview and on the Sources, method and limits page.