Average annual temperature is 14.8 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -8.8 °C
Number of sunny days: 149 days
Number of rainy days: 210 days
Number of snow days: 6 days
Look at detailed online map of Jiō
* Weather data for Jiō 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) | 14.9 | 14.9 | 21.8 | 24.4 | 26.9 | 29.6 | 33.3 | 35.1 | 32.5 | 25.7 | 23.7 | 18.3 |
| Average daytime temperature (°C) | 7.3 | 8.1 | 14.9 | 17.5 | 21.5 | 24.9 | 30.2 | 31.4 | 29.1 | 20.4 | 15.6 | 10.4 |
| Average temperature (°C) | 2.9 | 4.0 | 9.7 | 12.7 | 16.8 | 20.9 | 25.7 | 26.9 | 24.5 | 15.7 | 11.1 | 6.0 |
| Average night temperature (°C) | -0.6 | 0.5 | 5.3 | 8.7 | 13.1 | 17.7 | 22.2 | 23.6 | 21.2 | 12.1 | 7.6 | 2.3 |
| Absolute minimum temperature (°C) | -8.8 | -3.0 | -0.9 | 3.7 | 7.4 | 12.2 | 18.3 | 22.0 | 16.7 | 6.7 | 0.6 | -4.0 |
| 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 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 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) | 6.8 | 5.7 | 8.3 | 7.9 | 9.2 | 6.7 | 9.4 | 9.9 | 9.6 | 8.7 | 7.2 | 6.7 |
| Precipitation (mm) | 45 | 43 | 106 | 215 | 253 | 290 | 121 | 236 | 82 | 40 | 118 | 44 |
| Sunny days | 10 | 12 | 18 | 15 | 14 | 8 | 13 | 1 | 9 | 12 | 17 | 20 |
| Rainy days | 18 | 13 | 13 | 15 | 17 | 22 | 18 | 30 | 21 | 19 | 13 | 11 |
| Snow days | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Jiō is at