Average annual temperature is 9.2 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -23.8 °C
Number of sunny days: 186 days
Number of rainy days: 144 days
Number of snow days: 35 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) | 5.2 | 9.4 | 9.7 | 26.0 | 29.5 | 30.7 | 32.0 | 35.0 | 33.8 | 29.9 | 17.3 | 11.6 |
| Average daytime temperature (°C) | -0.2 | 1.0 | 3.5 | 13.7 | 19.7 | 25.5 | 27.7 | 26.0 | 23.6 | 15.4 | 7.1 | 4.3 |
| Average temperature (°C) | -3.3 | -3.6 | -0.9 | 7.7 | 13.5 | 19.5 | 21.9 | 20.9 | 18.5 | 11.1 | 3.0 | 1.2 |
| Average night temperature (°C) | -5.8 | -7.6 | -4.9 | 2.9 | 8.0 | 14.0 | 16.9 | 16.7 | 14.7 | 7.7 | -0.3 | -1.4 |
| Absolute minimum temperature (°C) | -23.1 | -23.8 | -13.9 | -4.7 | -0.6 | 7.6 | 13.0 | 9.9 | 6.7 | -3.0 | -12.0 | -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) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 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) | 3.5 | 6.6 | 6.7 | 8.5 | 10.3 | 11.9 | 13.0 | 11.5 | 9.5 | 6.4 | 6.5 | 4.6 |
| Precipitation (mm) | 39 | 70 | 98 | 90 | 71 | 56 | 58 | 89 | 40 | 84 | 27 | 48 |
| Sunny days | 14 | 12 | 10 | 13 | 20 | 23 | 8 | 13 | 18 | 12 | 25 | 18 |
| Rainy days | 10 | 6 | 10 | 15 | 11 | 7 | 23 | 18 | 12 | 18 | 4 | 10 |
| Snow days | 7 | 10 | 11 | 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