Average annual temperature is 15.6 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -10.2 °C
Number of sunny days: 156 days
Number of rainy days: 205 days
Number of snow days: 4 days
Look at detailed online map of Matsui
* Weather data for Matsui 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) | 15.9 | 15.4 | 23.2 | 25.4 | 26.4 | 29.7 | 34.7 | 36.8 | 33.5 | 25.0 | 26.7 | 19.9 |
| Average daytime temperature (°C) | 8.4 | 9.3 | 16.3 | 18.9 | 22.6 | 25.5 | 31.3 | 32.8 | 30.5 | 21.7 | 17.0 | 12.0 |
| Average temperature (°C) | 3.5 | 4.5 | 10.2 | 13.4 | 17.5 | 21.7 | 26.7 | 28.2 | 25.6 | 16.4 | 11.9 | 6.9 |
| Average night temperature (°C) | -0.9 | 0.3 | 4.8 | 8.3 | 13.1 | 18.2 | 22.8 | 24.7 | 21.6 | 11.8 | 7.5 | 2.6 |
| Absolute minimum temperature (°C) | -10.2 | -3.6 | -1.8 | 2.5 | 5.6 | 12.4 | 18.2 | 22.4 | 16.9 | 7.1 | 2.0 | -3.8 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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) | 7.1 | 6.1 | 8.4 | 8.0 | 9.5 | 6.9 | 10.0 | 10.0 | 9.9 | 8.7 | 7.3 | 7.0 |
| Precipitation (mm) | 53 | 45 | 129 | 159 | 246 | 341 | 98 | 207 | 82 | 51 | 119 | 44 |
| Sunny days | 7 | 11 | 17 | 16 | 16 | 11 | 13 | 7 | 11 | 14 | 16 | 17 |
| Rainy days | 22 | 15 | 14 | 14 | 15 | 19 | 18 | 24 | 19 | 17 | 14 | 14 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Matsui is at