Average annual temperature is 14.9 °C
Absolute maximum temperature: 36.0 °C
Absolute minimum temperature: -13.9 °C
Number of sunny days: 137 days
Number of rainy days: 220 days
Number of snow days: 8 days
Look at detailed online map of Hatachō-byōbu
* Weather data for Hatachō-byōbu 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) | 15.2 | 14.6 | 22.3 | 24.1 | 26.8 | 28.8 | 33.0 | 36.0 | 33.5 | 25.9 | 24.5 | 19.5 |
| Average daytime temperature (°C) | 7.3 | 8.3 | 15.1 | 17.5 | 21.4 | 24.7 | 29.6 | 31.6 | 29.1 | 20.8 | 15.7 | 10.5 |
| Average temperature (°C) | 2.5 | 3.8 | 9.8 | 12.8 | 16.8 | 21.0 | 25.7 | 27.1 | 24.8 | 16.1 | 11.2 | 6.3 |
| Average night temperature (°C) | -1.5 | -0.2 | 5.4 | 8.7 | 12.9 | 17.5 | 22.5 | 23.8 | 21.6 | 12.1 | 7.8 | 2.7 |
| Absolute minimum temperature (°C) | -13.9 | -4.9 | -2.9 | 2.1 | 6.1 | 12.1 | 17.7 | 22.4 | 17.5 | 7.1 | 0.1 | -4.1 |
| 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) | 7.0 | 6.6 | 8.4 | 7.8 | 9.2 | 6.8 | 9.7 | 10.2 | 9.8 | 8.9 | 7.6 | 7.0 |
| Precipitation (mm) | 47 | 37 | 99 | 190 | 280 | 324 | 91 | 221 | 68 | 36 | 122 | 37 |
| Sunny days | 8 | 10 | 16 | 14 | 15 | 7 | 9 | 2 | 10 | 12 | 15 | 19 |
| Rainy days | 18 | 15 | 15 | 16 | 16 | 23 | 22 | 29 | 20 | 19 | 15 | 12 |
| Snow days | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hatachō-byōbu is at