Average annual temperature is 15.1 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 104 days
Number of rainy days: 251 days
Number of snow days: 10 days
Look at detailed online map of Iwami-gun
* Weather data for Iwami-gun 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) | 15.0 | 14.4 | 21.4 | 23.3 | 26.0 | 30.5 | 33.5 | 36.2 | 31.9 | 23.9 | 24.8 | 19.8 |
| Average daytime temperature (°C) | 6.4 | 7.2 | 13.9 | 16.5 | 20.8 | 25.2 | 29.7 | 31.7 | 27.3 | 19.8 | 15.6 | 10.2 |
| Average temperature (°C) | 3.6 | 4.1 | 9.5 | 12.8 | 16.9 | 21.4 | 26.0 | 27.7 | 23.8 | 16.0 | 11.7 | 6.7 |
| Average night temperature (°C) | 1.2 | 1.3 | 5.4 | 9.2 | 13.4 | 18.2 | 22.8 | 24.3 | 21.2 | 12.8 | 8.3 | 3.9 |
| Absolute minimum temperature (°C) | -4.8 | -4.2 | -0.6 | 2.8 | 6.0 | 12.8 | 18.9 | 21.7 | 16.6 | 7.6 | 1.7 | -1.5 |
| 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 | 5.6 | 8.2 | 7.8 | 9.2 | 7.9 | 9.3 | 10.1 | 8.1 | 8.6 | 6.8 | 6.0 |
| Precipitation (mm) | 274 | 147 | 136 | 261 | 228 | 201 | 175 | 247 | 139 | 110 | 185 | 209 |
| Sunny days | 5 | 5 | 17 | 14 | 15 | 8 | 9 | 2 | 3 | 13 | 8 | 5 |
| Rainy days | 23 | 18 | 14 | 16 | 16 | 22 | 22 | 29 | 27 | 18 | 22 | 24 |
| Snow days | 3 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Iwami-gun during the most sunny months:
The largest precipitation sum in Iwami-gun is at