Average annual temperature is 17.0 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -2.0 °C
Number of sunny days: 162 days
Number of rainy days: 200 days
Number of snow days: 3 days
Look at detailed online map of Maruyama
* Weather data for Maruyama 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) | 16.7 | 15.2 | 20.1 | 21.8 | 25.8 | 29.2 | 33.0 | 32.5 | 31.1 | 26.0 | 24.6 | 22.1 |
| Average daytime temperature (°C) | 8.9 | 9.4 | 15.0 | 17.7 | 21.3 | 24.8 | 29.8 | 30.4 | 29.3 | 22.4 | 17.3 | 12.3 |
| Average temperature (°C) | 6.6 | 6.6 | 11.5 | 14.5 | 18.3 | 22.0 | 26.6 | 27.7 | 26.4 | 19.2 | 14.5 | 9.7 |
| Average night temperature (°C) | 4.3 | 3.9 | 8.0 | 11.5 | 15.7 | 19.8 | 24.2 | 25.7 | 24.2 | 16.7 | 11.8 | 7.3 |
| Absolute minimum temperature (°C) | -2.0 | 0.9 | 3.5 | 6.4 | 11.2 | 14.4 | 22.0 | 24.2 | 21.7 | 14.1 | 6.7 | 2.1 |
| 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) | 7.4 | 6.9 | 8.8 | 8.1 | 9.4 | 7.0 | 10.4 | 10.0 | 10.0 | 8.7 | 7.4 | 7.4 |
| Precipitation (mm) | 62 | 43 | 109 | 177 | 182 | 327 | 56 | 214 | 81 | 43 | 137 | 35 |
| Sunny days | 14 | 12 | 18 | 15 | 17 | 11 | 14 | 7 | 9 | 15 | 15 | 15 |
| Rainy days | 16 | 16 | 13 | 15 | 14 | 19 | 17 | 24 | 21 | 16 | 15 | 14 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Maruyama is at