Average annual temperature is 17.2 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -3.4 °C
Number of sunny days: 146 days
Number of rainy days: 218 days
Number of snow days: 1 day
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) | 15.7 | 19.5 | 24.1 | 23.9 | 28.6 | 31.2 | 34.6 | 34.6 | 32.2 | 31.9 | 25.6 | 23.3 |
| Average daytime temperature (°C) | 9.8 | 11.3 | 16.0 | 19.3 | 21.1 | 25.1 | 30.2 | 30.9 | 29.1 | 22.5 | 19.1 | 13.9 |
| Average temperature (°C) | 5.9 | 7.7 | 12.6 | 15.8 | 18.1 | 22.1 | 26.6 | 27.6 | 26.0 | 18.7 | 15.2 | 9.9 |
| Average night temperature (°C) | 2.5 | 4.2 | 9.6 | 13.0 | 15.5 | 19.7 | 23.7 | 25.2 | 23.9 | 15.2 | 12.1 | 6.2 |
| Absolute minimum temperature (°C) | -3.4 | -0.8 | 2.4 | 6.9 | 11.1 | 16.3 | 20.9 | 21.3 | 20.0 | 11.7 | 6.4 | 0.2 |
| 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) | 6.5 | 6.6 | 7.4 | 8.9 | 8.5 | 7.0 | 10.9 | 11.6 | 8.8 | 8.7 | 7.2 | 7.4 |
| Precipitation (mm) | 56 | 88 | 141 | 151 | 137 | 263 | 45 | 84 | 190 | 139 | 77 | 44 |
| Sunny days | 18 | 13 | 10 | 12 | 12 | 8 | 18 | 3 | 3 | 13 | 17 | 19 |
| Rainy days | 13 | 14 | 21 | 18 | 19 | 22 | 13 | 28 | 27 | 18 | 13 | 12 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Hongō during the most sunny months:
The largest precipitation sum in Hongō is at