Average annual temperature is 12.8 °C
Absolute maximum temperature: 34.2 °C
Absolute minimum temperature: -9.9 °C
Number of sunny days: 110 days
Number of rainy days: 233 days
Number of snow days: 22 days
Look at detailed online map of Iori
* Weather data for Iori 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) | 14.1 | 11.0 | 19.8 | 23.0 | 29.1 | 28.4 | 30.6 | 34.2 | 32.6 | 22.7 | 25.3 | 17.5 |
| Average daytime temperature (°C) | 3.2 | 3.9 | 10.4 | 15.1 | 19.5 | 23.1 | 28.1 | 30.8 | 26.8 | 17.6 | 13.4 | 7.6 |
| Average temperature (°C) | 0.3 | 0.9 | 6.1 | 10.8 | 15.1 | 19.6 | 24.5 | 26.5 | 22.7 | 13.4 | 9.5 | 3.8 |
| Average night temperature (°C) | -2.2 | -1.8 | 2.3 | 6.7 | 11.1 | 16.2 | 21.2 | 22.5 | 19.7 | 10.1 | 5.9 | 0.3 |
| Absolute minimum temperature (°C) | -9.9 | -6.1 | -3.1 | -0.2 | 4.2 | 10.8 | 17.8 | 20.0 | 14.6 | 3.6 | -4.6 | -6.5 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.2 | 5.0 | 7.7 | 7.8 | 8.8 | 7.9 | 9.7 | 11.1 | 8.4 | 8.0 | 5.9 | 5.2 |
| Precipitation (mm) | 365 | 314 | 223 | 311 | 276 | 347 | 250 | 79 | 292 | 263 | 395 | 313 |
| Sunny days | 3 | 5 | 17 | 12 | 13 | 7 | 12 | 9 | 7 | 13 | 8 | 4 |
| Rainy days | 19 | 13 | 14 | 18 | 18 | 23 | 19 | 22 | 23 | 18 | 22 | 24 |
| Snow days | 9 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Iori during the most sunny months:
The largest precipitation sum in Iori is at