Average annual temperature is 12.9 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 80 days
Number of rainy days: 255 days
Number of snow days: 30 days
Look at detailed online map of Hongō
* Weather data for Hongō 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) | 8.8 | 10.6 | 21.7 | 25.0 | 29.4 | 30.1 | 34.0 | 35.9 | 35.2 | 24.0 | 23.4 | 16.4 |
| Average daytime temperature (°C) | 2.7 | 3.6 | 12.5 | 16.5 | 20.1 | 24.7 | 29.2 | 33.5 | 28.5 | 19.0 | 13.4 | 7.1 |
| Average temperature (°C) | -0.2 | 0.5 | 5.9 | 10.5 | 14.6 | 20.1 | 24.5 | 28.1 | 23.6 | 14.0 | 9.2 | 3.5 |
| Average night temperature (°C) | -2.8 | -2.6 | 1.0 | 5.6 | 9.6 | 16.4 | 20.8 | 24.0 | 20.3 | 10.2 | 6.0 | 0.8 |
| Absolute minimum temperature (°C) | -11.0 | -7.8 | -5.1 | -1.5 | 0.8 | 10.8 | 16.1 | 21.4 | 12.9 | 6.1 | 0.2 | -3.6 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 4.0 | 5.4 | 8.1 | 8.4 | 8.6 | 8.0 | 9.2 | 11.8 | 7.8 | 7.9 | 5.4 | 3.3 |
| Precipitation (mm) | 149 | 110 | 76 | 115 | 190 | 179 | 206 | 35 | 192 | 134 | 263 | 222 |
| Sunny days | 0 | 3 | 18 | 12 | 10 | 6 | 5 | 7 | 4 | 4 | 7 | 4 |
| Rainy days | 18 | 12 | 13 | 18 | 21 | 24 | 26 | 24 | 26 | 27 | 23 | 23 |
| Snow days | 13 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The best time to visit Hongō during the most sunny months:
The largest precipitation sum in Hongō is at