Average annual temperature is 21.7 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: 0.7 °C
Number of sunny days: 140 days
Number of rainy days: 225 days
Look at detailed online map of Gratis
* Weather data for Gratis 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) | 24.0 | 26.8 | 29.4 | 29.7 | 32.6 | 35.7 | 38.5 | 42.0 | 38.7 | 35.0 | 28.3 | 24.7 |
| Average daytime temperature (°C) | 19.0 | 19.8 | 23.2 | 24.5 | 28.8 | 33.0 | 34.7 | 37.2 | 33.8 | 27.5 | 20.7 | 18.5 |
| Average temperature (°C) | 14.5 | 15.0 | 18.6 | 19.6 | 24.0 | 28.2 | 30.0 | 31.5 | 28.1 | 22.2 | 15.8 | 13.0 |
| Average night temperature (°C) | 10.9 | 11.2 | 14.8 | 15.4 | 19.6 | 23.9 | 25.9 | 26.9 | 23.4 | 18.1 | 11.9 | 8.9 |
| Absolute minimum temperature (°C) | 1.4 | 0.7 | 1.7 | 9.2 | 12.7 | 19.7 | 23.6 | 22.3 | 19.3 | 8.5 | 3.2 | 0.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.3 | 11.4 | 10.7 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.4 | 7.7 | 8.4 | 8.6 | 10.0 | 11.3 | 12.4 | 12.2 | 10.5 | 8.7 | 6.7 | 7.8 |
| Precipitation (mm) | 285 | 142 | 87 | 213 | 142 | 82 | 73 | 15 | 61 | 31 | 76 | 132 |
| Sunny days | 9 | 8 | 8 | 10 | 7 | 8 | 7 | 13 | 12 | 17 | 19 | 22 |
| Rainy days | 22 | 20 | 23 | 20 | 24 | 22 | 24 | 18 | 18 | 14 | 11 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Gratis during the most sunny months:
The largest precipitation sum in Gratis is at