Average annual temperature is 10.3 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -25.2 °C
Number of sunny days: 214 days
Number of rainy days: 124 days
Number of snow days: 27 days
Look at detailed online map of Storm Lake
* Weather data for Storm Lake 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) | 6.9 | 12.4 | 20.2 | 27.7 | 31.2 | 32.0 | 34.6 | 36.2 | 33.8 | 30.8 | 16.9 | 12.1 |
| Average daytime temperature (°C) | -2.4 | 1.8 | 6.0 | 16.1 | 24.6 | 28.6 | 28.3 | 28.3 | 25.8 | 16.3 | 9.8 | 5.3 |
| Average temperature (°C) | -6.0 | -3.8 | -0.2 | 9.2 | 18.1 | 22.8 | 22.7 | 23.2 | 20.3 | 11.6 | 4.6 | 0.8 |
| Average night temperature (°C) | -9.1 | -8.0 | -4.3 | 3.9 | 12.1 | 17.2 | 17.5 | 18.9 | 15.9 | 8.0 | 0.5 | -2.3 |
| Absolute minimum temperature (°C) | -24.0 | -25.2 | -14.3 | -4.7 | 2.3 | 9.6 | 11.3 | 12.6 | 11.1 | -5.6 | -9.6 | -6.7 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.1 | 9.8 | 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 | 9.0 |
| Sunshine mean duration (h) | 4.2 | 6.7 | 7.2 | 9.0 | 11.1 | 12.6 | 12.1 | 11.5 | 9.9 | 7.6 | 6.9 | 5.0 |
| Precipitation (mm) | 57 | 73 | 53 | 57 | 37 | 56 | 43 | 106 | 39 | 111 | 3 | 57 |
| Sunny days | 17 | 17 | 19 | 16 | 19 | 12 | 12 | 20 | 18 | 16 | 26 | 22 |
| Rainy days | 6 | 5 | 7 | 12 | 12 | 18 | 19 | 11 | 12 | 13 | 3 | 6 |
| Snow days | 8 | 6 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3 |
The best time to visit Storm Lake during the most sunny months:
Months with the longest average daylight duration in Storm Lake:
The largest precipitation sum in Storm Lake is at