Average annual temperature is 10.5 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: -23.4 °C
Number of sunny days: 232 days
Number of rainy days: 108 days
Number of snow days: 25 days
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* Weather data for Fort Randall 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) | 3.4 | 5.2 | 13.7 | 29.4 | 30.8 | 34.8 | 36.8 | 39.1 | 38.4 | 31.7 | 20.1 | 13.5 |
| Average daytime temperature (°C) | -2.7 | 0.3 | 4.3 | 15.6 | 24.7 | 28.9 | 30.1 | 30.9 | 27.1 | 16.5 | 11.2 | 5.4 |
| Average temperature (°C) | -6.0 | -4.8 | -1.9 | 8.6 | 18.2 | 23.4 | 24.3 | 24.8 | 21.1 | 11.4 | 5.1 | 0.6 |
| Average night temperature (°C) | -8.9 | -8.8 | -6.1 | 3.0 | 12.7 | 18.4 | 19.3 | 20.0 | 16.3 | 7.4 | 0.8 | -2.8 |
| Absolute minimum temperature (°C) | -21.3 | -23.4 | -12.5 | -6.3 | 2.5 | 13.4 | 13.1 | 15.2 | 11.4 | -6.6 | -7.0 | -9.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.9 | 7.7 | 7.5 | 10.0 | 11.5 | 12.6 | 12.6 | 11.6 | 10.2 | 7.1 | 7.1 | 5.7 |
| Precipitation (mm) | 79 | 24 | 22 | 17 | 76 | 45 | 42 | 55 | 43 | 121 | 16 | 45 |
| Sunny days | 20 | 20 | 20 | 19 | 16 | 11 | 18 | 20 | 21 | 18 | 26 | 23 |
| Rainy days | 4 | 4 | 6 | 7 | 15 | 19 | 13 | 11 | 9 | 12 | 2 | 6 |
| Snow days | 7 | 4 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
The best time to visit Fort Randall during the most sunny months:
Months with the longest average daylight duration in Fort Randall:
The largest precipitation sum in Fort Randall is at