Average annual temperature is 15.5 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -8.5 °C
Number of sunny days: 161 days
Number of rainy days: 201 days
Number of snow days: 3 days
Look at detailed online map of Aihara
* Weather data for Aihara 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) | 13.3 | 17.7 | 22.2 | 24.7 | 29.3 | 30.9 | 35.7 | 34.9 | 33.0 | 25.4 | 24.9 | 19.5 |
| Average daytime temperature (°C) | 8.6 | 10.3 | 15.6 | 19.4 | 21.7 | 25.2 | 31.6 | 31.9 | 29.2 | 21.3 | 17.4 | 12.4 |
| Average temperature (°C) | 3.5 | 4.8 | 10.6 | 14.2 | 17.0 | 21.3 | 26.6 | 27.3 | 24.7 | 16.3 | 12.0 | 6.9 |
| Average night temperature (°C) | -0.7 | 0.5 | 6.4 | 9.8 | 12.8 | 18.1 | 22.4 | 23.6 | 21.4 | 12.0 | 8.0 | 2.7 |
| Absolute minimum temperature (°C) | -8.5 | -4.6 | -2.4 | 3.2 | 7.1 | 14.6 | 18.3 | 21.1 | 16.2 | 6.5 | 2.9 | -3.0 |
| 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) | 7.3 | 7.6 | 7.7 | 8.6 | 8.5 | 7.2 | 10.2 | 10.9 | 9.0 | 8.5 | 7.2 | 7.7 |
| Precipitation (mm) | 46 | 71 | 172 | 126 | 192 | 375 | 67 | 161 | 248 | 120 | 90 | 50 |
| Sunny days | 18 | 14 | 15 | 12 | 12 | 3 | 15 | 5 | 9 | 18 | 19 | 21 |
| Rainy days | 10 | 14 | 16 | 18 | 19 | 27 | 16 | 26 | 21 | 13 | 11 | 10 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Aihara during the most sunny months:
The largest precipitation sum in Aihara is at