Average annual temperature is 9.7 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -20.8 °C
Number of sunny days: 229 days
Number of rainy days: 104 days
Number of snow days: 32 days
Look at detailed online map of Mariano Lake
* Weather data for Mariano 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) | 9.9 | 9.6 | 13.8 | 24.8 | 26.1 | 31.5 | 34.5 | 32.0 | 30.3 | 23.3 | 18.8 | 7.4 |
| Average daytime temperature (°C) | 0.7 | 2.6 | 6.2 | 16.2 | 21.7 | 25.8 | 31.8 | 27.5 | 24.3 | 18.7 | 10.4 | 2.9 |
| Average temperature (°C) | -4.4 | -3.5 | 0.8 | 8.6 | 15.0 | 19.2 | 25.7 | 21.3 | 17.8 | 12.3 | 4.6 | -1.6 |
| Average night temperature (°C) | -8.6 | -8.8 | -3.5 | 1.8 | 7.7 | 11.6 | 18.2 | 15.1 | 11.1 | 6.1 | -0.2 | -6.0 |
| Absolute minimum temperature (°C) | -17.9 | -20.8 | -13.9 | -9.3 | 2.6 | 7.3 | 13.8 | 13.0 | 7.5 | -5.1 | -9.8 | -12.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 8.7 | 9.1 | 11.7 | 12.3 | 13.2 | 13.0 | 11.6 | 10.9 | 10.2 | 8.5 | 7.8 |
| Precipitation (mm) | 37 | 30 | 50 | 5 | 25 | 8 | 4 | 30 | 35 | 3 | 37 | 19 |
| Sunny days | 19 | 16 | 13 | 24 | 16 | 20 | 21 | 17 | 14 | 26 | 21 | 22 |
| Rainy days | 4 | 3 | 11 | 4 | 15 | 10 | 10 | 14 | 16 | 5 | 8 | 4 |
| Snow days | 8 | 9 | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The best time to visit Mariano Lake during the most sunny months:
The largest precipitation sum in Mariano Lake is at