Average annual temperature is 14.7 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -7.7 °C
Number of sunny days: 168 days
Number of rainy days: 193 days
Number of snow days: 4 days
Look at detailed online map of Sumerco
* Weather data for Sumerco United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 21.2 | 24.9 | 25.1 | 29.9 | 28.5 | 32.2 | 35.3 | 34.6 | 32.9 | 29.3 | 26.1 | 19.8 |
| Average daytime temperature (°C) | 11.8 | 14.6 | 14.8 | 21.4 | 23.4 | 27.2 | 31.2 | 29.3 | 26.0 | 21.1 | 15.1 | 12.0 |
| Average temperature (°C) | 6.3 | 8.1 | 8.3 | 14.3 | 17.2 | 21.2 | 25.0 | 23.5 | 20.4 | 15.6 | 8.7 | 6.7 |
| Average night temperature (°C) | 2.7 | 3.3 | 3.3 | 8.4 | 11.8 | 15.8 | 20.0 | 18.9 | 15.7 | 11.1 | 4.1 | 3.1 |
| Absolute minimum temperature (°C) | -7.0 | -7.7 | -7.5 | 0.6 | 4.5 | 10.3 | 15.5 | 12.6 | 10.9 | 2.3 | -6.2 | -5.3 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.6 | 6.8 | 7.6 | 9.7 | 10.0 | 11.3 | 11.9 | 10.1 | 9.7 | 7.6 | 7.5 | 5.2 |
| Precipitation (mm) | 109 | 116 | 81 | 60 | 100 | 52 | 72 | 216 | 81 | 49 | 51 | 86 |
| Sunny days | 11 | 15 | 16 | 18 | 14 | 11 | 5 | 9 | 15 | 17 | 21 | 16 |
| Rainy days | 19 | 12 | 14 | 12 | 17 | 19 | 26 | 22 | 15 | 14 | 9 | 14 |
| Snow days | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Sumerco during the most sunny months:
The largest precipitation sum in Sumerco is at