Average annual temperature is 15.4 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -5.8 °C
Number of sunny days: 140 days
Number of rainy days: 221 days
Number of snow days: 4 days
Look at detailed online map of Ōmiya
* Weather data for Ōmiya 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 | 16.1 | 22.0 | 27.1 | 31.1 | 31.0 | 37.3 | 35.3 | 34.1 | 25.4 | 24.6 | 19.0 |
| Average daytime temperature (°C) | 8.2 | 10.0 | 16.2 | 19.6 | 22.2 | 25.9 | 31.5 | 32.0 | 29.0 | 21.5 | 17.0 | 12.2 |
| Average temperature (°C) | 3.3 | 4.6 | 10.5 | 13.8 | 16.7 | 21.4 | 26.3 | 27.4 | 24.7 | 16.3 | 11.9 | 6.7 |
| Average night temperature (°C) | -0.6 | 0.2 | 6.0 | 9.1 | 12.1 | 18.0 | 22.0 | 24.1 | 21.5 | 12.2 | 7.7 | 2.5 |
| Absolute minimum temperature (°C) | -5.8 | -3.8 | -0.6 | 0.5 | 5.4 | 13.2 | 18.2 | 22.8 | 15.6 | 6.7 | 2.2 | -2.9 |
| 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 | 10.9 | 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) | 7.3 | 7.9 | 7.9 | 9.0 | 9.5 | 7.8 | 10.1 | 11.1 | 8.2 | 8.2 | 7.3 | 7.3 |
| Precipitation (mm) | 29 | 49 | 119 | 109 | 154 | 326 | 99 | 93 | 210 | 119 | 81 | 35 |
| Sunny days | 17 | 19 | 12 | 14 | 13 | 5 | 8 | 1 | 3 | 14 | 15 | 19 |
| Rainy days | 11 | 8 | 19 | 16 | 18 | 25 | 23 | 30 | 27 | 17 | 15 | 12 |
| Snow days | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ōmiya during the most sunny months:
The largest precipitation sum in Ōmiya is at