Average annual temperature is 16.6 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 140
Number of rainy days: 222
Number of snow days: 3
Average annual precipitation: 2398 mm
Look at detailed online map of Isa
* Weather data for Isa Japan is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.3 | 19.3 | 22.6 | 24.5 | 29.3 | 30.6 | 33.5 | 33.6 | 32.1 | 28.5 | 25.5 | 20.2 |
| Average daytime temperature (°C) | 10.1 | 13.1 | 17.6 | 20.3 | 24 | 26.5 | 30 | 30.9 | 29.8 | 22.7 | 17.6 | 12.3 |
| Average temperature (°C) | 5.7 | 8.1 | 12.2 | 15.4 | 19.1 | 22.4 | 26 | 26.5 | 25 | 17.2 | 12.9 | 8 |
| Average night temperature (°C) | 2.6 | 4.2 | 7.9 | 11.3 | 15.2 | 19.4 | 23.5 | 23.6 | 21.7 | 12.9 | 9.3 | 4.6 |
| Absolute minimum temperature (°C) | -5.1 | -2.1 | -0.7 | 3.8 | 8.3 | 16 | 21.4 | 21.6 | 18.9 | 8.4 | 2.8 | -3.5 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.6 | 11.5 | 12.5 | 13.4 | 14.1 | 14.3 | 14.2 | 13.7 | 12.8 | 11.9 | 10.9 | 10.2 |
| Daylight mean duration (h) | 10.3 | 11.1 | 12 | 13 | 13.8 | 14.2 | 14 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| Daylight minimum duration (h) | 10.1 | 10.7 | 11.5 | 12.5 | 13.4 | 14.1 | 13.7 | 12.9 | 11.9 | 10.9 | 10.2 | 10.1 |
| Sunshine mean duration (h) | 6.8 | 7 | 7.8 | 8.1 | 8.8 | 7.2 | 8.8 | 10.2 | 9.8 | 8.6 | 8 | 6.4 |
| Precipitation (mm) | 87 | 159 | 168 | 251 | 278 | 539 | 284 | 280 | 97 | 78 | 61 | 117 |
| Sunny days | 15 | 15 | 17 | 13 | 14 | 6 | 1 | 2 | 4 | 19 | 18 | 16 |
| Rainy days | 15 | 13 | 14 | 17 | 17 | 24 | 30 | 29 | 26 | 12 | 12 | 13 |
| Snow days | 1 | 2 |
The largest precipitation sum in Isa is at