Average annual temperature is 12.9 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: -9.9 °C
Number of sunny days: 109 days
Number of rainy days: 228 days
Number of snow days: 28 days
Look at detailed online map of Akamatsu
* Weather data for Akamatsu 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) | 12.8 | 12.8 | 20.3 | 24.6 | 29.3 | 28.6 | 32.2 | 31.4 | 29.9 | 22.9 | 23.0 | 17.7 |
| Average daytime temperature (°C) | 4.8 | 6.0 | 13.5 | 16.1 | 20.8 | 24.3 | 28.7 | 29.0 | 26.4 | 18.4 | 13.4 | 7.8 |
| Average temperature (°C) | 0.9 | 1.9 | 8.1 | 10.9 | 15.6 | 19.6 | 24.0 | 24.7 | 22.0 | 13.7 | 9.2 | 4.0 |
| Average night temperature (°C) | -2.1 | -1.8 | 3.8 | 6.8 | 11.5 | 16.2 | 20.4 | 21.9 | 19.2 | 10.2 | 5.9 | 1.1 |
| Absolute minimum temperature (°C) | -9.6 | -9.9 | -3.3 | 1.5 | 5.6 | 10.5 | 16.5 | 20.0 | 16.2 | 5.2 | -1.1 | -4.2 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.3 | 5.9 | 7.8 | 7.5 | 8.4 | 7.5 | 8.7 | 8.2 | 8.1 | 8.7 | 7.0 | 5.9 |
| Precipitation (mm) | 68 | 70 | 84 | 250 | 245 | 217 | 247 | 216 | 111 | 33 | 62 | 94 |
| Sunny days | 5 | 7 | 16 | 13 | 15 | 8 | 5 | 2 | 3 | 15 | 12 | 8 |
| Rainy days | 13 | 14 | 14 | 17 | 16 | 22 | 26 | 29 | 27 | 16 | 17 | 17 |
| Snow days | 13 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The largest precipitation sum in Akamatsu is at