Average annual temperature is 15.4 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -4.6 °C
Number of sunny days: 103 days
Number of rainy days: 256 days
Number of snow days: 6 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) | 15.2 | 14.2 | 23.6 | 23.9 | 26.9 | 31.0 | 33.9 | 35.4 | 31.6 | 24.2 | 24.3 | 19.7 |
| Average daytime temperature (°C) | 7.3 | 8.4 | 15.1 | 17.1 | 21.8 | 25.8 | 30.1 | 31.9 | 27.3 | 20.3 | 15.8 | 10.4 |
| Average temperature (°C) | 4.3 | 4.8 | 9.8 | 13.0 | 17.1 | 21.6 | 26.3 | 27.8 | 24.1 | 16.4 | 12.0 | 7.1 |
| Average night temperature (°C) | 1.9 | 1.9 | 5.5 | 9.5 | 13.4 | 18.2 | 23.3 | 24.9 | 21.6 | 13.1 | 8.7 | 4.5 |
| Absolute minimum temperature (°C) | -4.6 | -2.5 | -1.0 | 3.4 | 6.2 | 14.0 | 19.8 | 22.6 | 18.0 | 7.5 | 2.0 | -1.2 |
| 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 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.4 | 5.4 | 8.1 | 7.5 | 8.6 | 7.7 | 9.0 | 9.8 | 7.6 | 8.5 | 6.3 | 5.3 |
| Precipitation (mm) | 102 | 97 | 80 | 188 | 253 | 137 | 221 | 176 | 159 | 44 | 122 | 126 |
| Sunny days | 5 | 7 | 16 | 14 | 12 | 8 | 5 | 3 | 3 | 13 | 12 | 5 |
| Rainy days | 23 | 21 | 15 | 16 | 19 | 22 | 26 | 28 | 27 | 18 | 18 | 23 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Hongō during the most sunny months:
The largest precipitation sum in Hongō is at