Average annual temperature is 9.5 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -24.6 °C
Number of sunny days: 180 days
Number of rainy days: 153 days
Number of snow days: 32 days
Look at detailed online map of Town of Rockland
* Weather data for Town of Rockland 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) | 4.7 | 9.4 | 9.1 | 25.7 | 30.9 | 33.1 | 33.0 | 36.6 | 33.8 | 30.0 | 17.2 | 11.3 |
| Average daytime temperature (°C) | -0.2 | 1.0 | 3.9 | 13.9 | 20.8 | 26.6 | 28.5 | 27.0 | 24.0 | 15.6 | 7.4 | 4.6 |
| Average temperature (°C) | -3.4 | -3.6 | -0.9 | 7.9 | 14.2 | 20.3 | 22.5 | 21.3 | 18.9 | 11.4 | 3.1 | 1.3 |
| Average night temperature (°C) | -6.2 | -7.8 | -5.0 | 3.1 | 8.5 | 14.7 | 17.2 | 16.8 | 14.7 | 7.9 | -0.3 | -1.6 |
| Absolute minimum temperature (°C) | -24.6 | -23.7 | -14.4 | -4.4 | -0.6 | 8.8 | 13.6 | 9.8 | 7.8 | -3.1 | -11.2 | -7.9 |
| 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) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| Daylight minimum duration (h) | 8.0 | 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) | 3.6 | 6.6 | 6.7 | 8.2 | 10.1 | 12.0 | 12.6 | 11.3 | 9.4 | 6.3 | 6.5 | 4.4 |
| Precipitation (mm) | 44 | 72 | 98 | 104 | 81 | 89 | 54 | 124 | 28 | 71 | 23 | 41 |
| Sunny days | 14 | 13 | 12 | 12 | 21 | 20 | 8 | 15 | 13 | 12 | 23 | 17 |
| Rainy days | 9 | 7 | 10 | 16 | 10 | 10 | 23 | 16 | 17 | 18 | 6 | 11 |
| Snow days | 8 | 8 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3 |
The best time to visit Town of Rockland during the most sunny months:
Months with the longest average daylight duration in Town of Rockland:
The largest precipitation sum in Town of Rockland is at