Average annual temperature is 9.7 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -25.7 °C
Number of sunny days: 194 days
Number of rainy days: 138 days
Number of snow days: 33 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) | 6.1 | 8.3 | 14.0 | 25.1 | 31.1 | 32.4 | 32.4 | 35.6 | 33.2 | 28.4 | 16.6 | 11.0 |
| Average daytime temperature (°C) | 0.3 | 2.3 | 5.5 | 14.0 | 22.1 | 27.7 | 27.8 | 27.0 | 23.7 | 14.9 | 7.6 | 4.6 |
| Average temperature (°C) | -3.4 | -3.1 | 0.1 | 8.0 | 15.3 | 21.1 | 22.4 | 21.6 | 18.6 | 11.0 | 3.0 | 1.0 |
| Average night temperature (°C) | -5.9 | -7.5 | -4.1 | 3.2 | 9.4 | 15.3 | 17.3 | 17.2 | 15.0 | 7.6 | -0.4 | -1.6 |
| Absolute minimum temperature (°C) | -25.7 | -24.4 | -17.4 | -3.2 | 0.2 | 7.9 | 12.8 | 10.3 | 8.6 | -4.0 | -12.9 | -8.4 |
| 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 | 14.7 | 15.4 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| 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 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 6.5 | 6.9 | 7.9 | 10.8 | 12.2 | 12.8 | 11.2 | 9.2 | 6.9 | 6.6 | 4.1 |
| Precipitation (mm) | 53 | 77 | 76 | 123 | 43 | 35 | 52 | 98 | 107 | 85 | 36 | 44 |
| Sunny days | 12 | 14 | 11 | 16 | 22 | 20 | 16 | 17 | 12 | 13 | 24 | 17 |
| Rainy days | 8 | 7 | 12 | 13 | 9 | 10 | 15 | 14 | 18 | 16 | 6 | 10 |
| Snow days | 11 | 7 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 4 |
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