Average annual temperature is 16.6 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 160 days
Number of rainy days: 203 days
Number of snow days: 2 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) | 16.6 | 14.5 | 20.5 | 23.6 | 27.9 | 30.0 | 33.6 | 35.1 | 33.8 | 28.2 | 25.3 | 21.4 |
| Average daytime temperature (°C) | 9.4 | 10.7 | 16.1 | 18.9 | 22.5 | 25.6 | 30.3 | 31.8 | 29.6 | 23.0 | 17.5 | 11.9 |
| Average temperature (°C) | 5.8 | 6.8 | 11.2 | 14.6 | 18.3 | 22.1 | 26.7 | 28.2 | 25.5 | 18.3 | 13.4 | 8.3 |
| Average night temperature (°C) | 3.1 | 3.4 | 7.4 | 10.9 | 15.0 | 19.3 | 23.9 | 25.6 | 22.8 | 14.7 | 9.9 | 5.2 |
| Absolute minimum temperature (°C) | -4.5 | -1.1 | -1.1 | 6.6 | 8.3 | 13.8 | 20.3 | 23.6 | 19.3 | 8.9 | 3.6 | -1.1 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 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) | 6.7 | 6.6 | 8.1 | 8.0 | 8.6 | 7.3 | 9.1 | 10.4 | 8.8 | 8.2 | 7.7 | 6.0 |
| Precipitation (mm) | 87 | 87 | 85 | 178 | 260 | 315 | 287 | 149 | 114 | 24 | 55 | 59 |
| Sunny days | 16 | 12 | 17 | 16 | 13 | 8 | 8 | 5 | 7 | 24 | 18 | 16 |
| Rainy days | 13 | 16 | 14 | 14 | 18 | 22 | 23 | 26 | 23 | 7 | 12 | 15 |
| Snow days | 2 | 0 | 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