Average annual temperature is 7.9 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -21.1 °C
Number of sunny days: 123 days
Number of rainy days: 201 days
Number of snow days: 41 days
Look at detailed online map of Yachiyochō
* Weather data for Yachiyochō 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) | 5.2 | 5.5 | 12.7 | 16.8 | 25.2 | 28.6 | 31.9 | 31.8 | 28.5 | 22.6 | 18.8 | 7.4 |
| Average daytime temperature (°C) | -5.1 | -3.3 | 5.2 | 11.9 | 17.0 | 21.2 | 25.6 | 26.4 | 22.9 | 15.1 | 9.1 | 0.3 |
| Average temperature (°C) | -9.2 | -6.8 | 0.6 | 7.1 | 11.5 | 16.4 | 21.2 | 22.5 | 18.6 | 10.4 | 4.8 | -3.5 |
| Average night temperature (°C) | -13.3 | -10.7 | -3.7 | 2.8 | 6.7 | 12.4 | 17.5 | 19.4 | 15.2 | 6.6 | 0.9 | -7.2 |
| Absolute minimum temperature (°C) | -21.1 | -17.5 | -8.6 | -4.1 | 0.3 | 5.0 | 13.0 | 15.4 | 8.3 | 0.4 | -7.9 | -15.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.0 | 7.3 | 8.3 | 8.0 | 9.5 | 9.2 | 9.5 | 6.9 | 7.1 | 7.8 | 6.1 | 5.7 |
| Precipitation (mm) | 40 | 73 | 92 | 201 | 74 | 124 | 100 | 124 | 190 | 110 | 191 | 54 |
| Sunny days | 16 | 9 | 16 | 11 | 7 | 9 | 12 | 1 | 7 | 13 | 9 | 13 |
| Rainy days | 3 | 5 | 10 | 19 | 24 | 21 | 19 | 30 | 23 | 18 | 20 | 9 |
| Snow days | 12 | 14 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 9 |
Months with the longest average daylight duration in Yachiyochō:
The largest precipitation sum in Yachiyochō is at