Average annual temperature is 6.7 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -21.0 °C
Number of sunny days: 143 days
Number of rainy days: 152 days
Number of snow days: 70 days
Look at detailed online map of Alger County
* Weather data for Alger County 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) | 2.3 | 6.1 | 7.1 | 24.2 | 31.7 | 32.8 | 29.9 | 29.0 | 32.7 | 26.6 | 13.9 | 9.0 |
| Average daytime temperature (°C) | -2.2 | -2.1 | 0.6 | 9.0 | 17.8 | 21.8 | 22.3 | 22.2 | 21.2 | 12.5 | 4.9 | 2.5 |
| Average temperature (°C) | -4.5 | -5.9 | -3.2 | 3.7 | 11.2 | 15.6 | 17.1 | 17.7 | 16.4 | 9.3 | 1.5 | 0.1 |
| Average night temperature (°C) | -6.7 | -9.0 | -6.1 | 0.0 | 5.9 | 10.6 | 13.3 | 14.4 | 13.0 | 7.3 | -1.1 | -1.8 |
| Absolute minimum temperature (°C) | -21.0 | -19.2 | -11.3 | -7.9 | -0.8 | 3.8 | 9.4 | 9.9 | 5.6 | -3.3 | -7.6 | -7.5 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.4 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.1 | 4.7 | 6.6 | 7.3 | 11.0 | 11.3 | 11.7 | 10.6 | 8.7 | 5.0 | 4.2 | 2.4 |
| Precipitation (mm) | 78 | 60 | 53 | 121 | 103 | 80 | 84 | 58 | 52 | 137 | 51 | 60 |
| Sunny days | 7 | 9 | 12 | 8 | 21 | 18 | 12 | 13 | 16 | 7 | 9 | 11 |
| Rainy days | 6 | 4 | 5 | 13 | 10 | 12 | 19 | 18 | 14 | 22 | 16 | 13 |
| Snow days | 18 | 15 | 14 | 9 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 7 |
The best time to visit Alger County during the most sunny months:
Months with the longest average daylight duration in Alger County:
The largest precipitation sum in Alger County is at