Average annual temperature is 10.9 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -25.0 °C
Number of sunny days: 183 days
Number of rainy days: 161 days
Number of snow days: 21 days
Look at detailed online map of Algonquin
* Weather data for Algonquin 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) | 10.0 | 15.2 | 20.1 | 25.8 | 30.8 | 32.1 | 33.1 | 36.9 | 34.1 | 27.7 | 19.2 | 14.1 |
| Average daytime temperature (°C) | 2.6 | 4.7 | 7.4 | 15.8 | 22.1 | 27.3 | 28.4 | 27.7 | 24.4 | 16.4 | 9.2 | 6.1 |
| Average temperature (°C) | -1.2 | -0.5 | 2.3 | 9.4 | 15.5 | 20.7 | 22.9 | 22.3 | 19.3 | 12.4 | 4.7 | 2.8 |
| Average night temperature (°C) | -3.9 | -4.6 | -1.5 | 3.9 | 9.9 | 15.0 | 18.4 | 18.0 | 15.7 | 9.0 | 1.1 | 0.6 |
| Absolute minimum temperature (°C) | -25.0 | -21.7 | -12.0 | -2.8 | 0.9 | 7.5 | 14.1 | 12.6 | 10.6 | -2.3 | -11.3 | -7.8 |
| 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 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.6 | 7.6 | 6.5 | 8.9 | 10.7 | 11.9 | 11.7 | 10.6 | 8.0 | 6.5 | 7.0 | 3.7 |
| Precipitation (mm) | 55 | 85 | 77 | 86 | 65 | 33 | 153 | 113 | 96 | 85 | 38 | 68 |
| Sunny days | 13 | 17 | 9 | 15 | 22 | 20 | 14 | 15 | 11 | 11 | 22 | 14 |
| Rainy days | 9 | 9 | 16 | 15 | 9 | 10 | 17 | 16 | 19 | 19 | 7 | 15 |
| Snow days | 9 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 |
The best time to visit Algonquin during the most sunny months:
The largest precipitation sum in Algonquin is at