Average annual temperature is 14.7 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -6.9 °C
Number of sunny days: 141 days
Number of rainy days: 220 days
Number of snow days: 4 days
Look at detailed online map of Sasanami-ichi
* Weather data for Sasanami-ichi Japan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.0 | 14.6 | 20.9 | 23.3 | 28.4 | 28.0 | 33.4 | 34.9 | 32.1 | 24.2 | 24.7 | 19.5 |
| Average daytime temperature (°C) | 7.4 | 9.3 | 15.0 | 17.6 | 21.4 | 24.8 | 29.2 | 30.1 | 28.1 | 20.4 | 15.4 | 9.9 |
| Average temperature (°C) | 3.7 | 5.0 | 9.7 | 12.7 | 16.7 | 20.7 | 25.1 | 26.0 | 23.4 | 15.7 | 11.1 | 6.1 |
| Average night temperature (°C) | 0.8 | 1.7 | 5.5 | 8.9 | 13.1 | 17.7 | 22.0 | 23.2 | 20.5 | 12.3 | 7.6 | 3.1 |
| Absolute minimum temperature (°C) | -6.9 | -3.1 | -2.7 | 3.9 | 6.4 | 11.8 | 18.5 | 21.6 | 17.5 | 7.4 | 1.3 | -2.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.1 | 6.2 | 8.1 | 7.9 | 8.2 | 7.0 | 8.6 | 9.4 | 8.6 | 8.4 | 7.4 | 5.8 |
| Precipitation (mm) | 76 | 97 | 80 | 208 | 210 | 252 | 259 | 153 | 102 | 18 | 58 | 63 |
| Sunny days | 13 | 12 | 17 | 16 | 15 | 9 | 4 | 1 | 7 | 18 | 16 | 13 |
| Rainy days | 16 | 16 | 14 | 14 | 16 | 21 | 27 | 30 | 23 | 13 | 14 | 16 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Sasanami-ichi is at