Average annual temperature is 16.5 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -4.1 °C
Number of sunny days: 173 days
Number of rainy days: 191 days
Number of snow days: 1 day
Look at detailed online map of Hekinan Shi
* Weather data for Hekinan Shi 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) | 15.3 | 15.9 | 21.4 | 26.5 | 29.2 | 29.9 | 35.1 | 35.4 | 32.3 | 27.5 | 25.5 | 19.3 |
| Average daytime temperature (°C) | 9.1 | 10.4 | 16.6 | 19.3 | 22.6 | 25.7 | 31.2 | 31.4 | 29.6 | 22.3 | 17.6 | 12.7 |
| Average temperature (°C) | 4.8 | 5.9 | 11.3 | 14.9 | 18.6 | 22.4 | 27.5 | 28.0 | 26.0 | 17.3 | 12.9 | 7.9 |
| Average night temperature (°C) | 0.4 | 2.1 | 6.3 | 10.5 | 14.9 | 19.4 | 23.6 | 25.1 | 22.8 | 13.0 | 8.8 | 3.8 |
| Absolute minimum temperature (°C) | -4.1 | -3.0 | -0.4 | 3.6 | 8.6 | 13.8 | 20.6 | 22.9 | 17.1 | 8.9 | 3.2 | -1.3 |
| 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 | 14.2 | 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) | 7.6 | 7.6 | 8.5 | 8.5 | 9.5 | 7.0 | 11.0 | 10.6 | 9.6 | 8.9 | 7.8 | 7.5 |
| Precipitation (mm) | 34 | 46 | 96 | 142 | 230 | 423 | 72 | 200 | 158 | 130 | 79 | 54 |
| Sunny days | 19 | 15 | 19 | 15 | 13 | 11 | 11 | 3 | 9 | 18 | 18 | 22 |
| Rainy days | 11 | 13 | 12 | 15 | 18 | 19 | 20 | 28 | 21 | 13 | 12 | 9 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Hekinan Shi during the most sunny months:
The largest precipitation sum in Hekinan Shi is at