Average annual temperature is 10.5 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -25.8 °C
Number of sunny days: 165 days
Number of rainy days: 184 days
Number of snow days: 16 days
Look at detailed online map of Town of Merrimac
* Weather data for Town of Merrimac 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) | 12.2 | 15.2 | 16.7 | 29.3 | 30.5 | 32.5 | 32.2 | 28.9 | 33.0 | 27.9 | 18.2 | 15.4 |
| Average daytime temperature (°C) | 5.0 | 4.9 | 7.2 | 14.9 | 20.8 | 22.9 | 27.9 | 25.2 | 22.9 | 18.7 | 8.7 | 7.2 |
| Average temperature (°C) | 1.1 | -0.8 | 2.4 | 9.1 | 14.1 | 17.5 | 23.0 | 20.3 | 18.2 | 13.5 | 3.8 | 2.9 |
| Average night temperature (°C) | -2.6 | -5.7 | -1.9 | 4.8 | 8.5 | 13.2 | 19.0 | 16.3 | 14.6 | 9.6 | 0.0 | -0.2 |
| Absolute minimum temperature (°C) | -14.5 | -25.8 | -6.6 | -3.6 | 1.9 | 7.4 | 13.3 | 12.1 | 6.8 | 1.2 | -5.2 | -7.7 |
| 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) | 9.4 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.9 | 6.2 | 7.1 | 8.2 | 11.2 | 8.2 | 10.1 | 9.4 | 7.5 | 7.2 | 7.0 | 5.0 |
| Precipitation (mm) | 166 | 44 | 130 | 92 | 96 | 146 | 201 | 137 | 195 | 69 | 40 | 153 |
| Sunny days | 9 | 13 | 14 | 17 | 19 | 6 | 8 | 11 | 13 | 17 | 22 | 16 |
| Rainy days | 16 | 9 | 14 | 13 | 12 | 24 | 23 | 20 | 17 | 14 | 7 | 15 |
| Snow days | 6 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Town of Merrimac during the most sunny months:
Months with the longest average daylight duration in Town of Merrimac:
The largest precipitation sum in Town of Merrimac is at