Average annual temperature is 10.7 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -25.2 °C
Number of sunny days: 159 days
Number of rainy days: 193 days
Number of snow days: 13 days
Look at detailed online map of Marlborough
* Weather data for Marlborough 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) | 12.1 | 15.0 | 15.6 | 31.3 | 29.9 | 32.7 | 32.0 | 28.7 | 33.5 | 27.9 | 18.1 | 15.8 |
| Average daytime temperature (°C) | 5.4 | 5.4 | 7.6 | 16.0 | 20.9 | 23.7 | 28.1 | 25.4 | 22.5 | 18.3 | 8.7 | 7.5 |
| Average temperature (°C) | 1.7 | 0.1 | 2.7 | 9.6 | 14.3 | 17.8 | 23.0 | 20.3 | 18.0 | 13.3 | 3.8 | 3.0 |
| Average night temperature (°C) | -1.5 | -4.6 | -1.6 | 4.8 | 8.5 | 13.4 | 18.9 | 16.5 | 14.6 | 9.6 | 0.2 | -0.2 |
| Absolute minimum temperature (°C) | -7.2 | -25.2 | -8.1 | -3.4 | 2.7 | 6.5 | 13.6 | 12.3 | 7.5 | 2.0 | -5.2 | -6.9 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 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) | 4.0 | 6.2 | 7.5 | 8.4 | 11.4 | 9.2 | 10.7 | 9.5 | 7.2 | 7.6 | 7.0 | 5.3 |
| Precipitation (mm) | 152 | 52 | 138 | 73 | 65 | 102 | 178 | 151 | 224 | 98 | 42 | 161 |
| Sunny days | 9 | 10 | 15 | 16 | 19 | 7 | 6 | 11 | 10 | 18 | 21 | 17 |
| Rainy days | 18 | 13 | 14 | 14 | 12 | 23 | 25 | 20 | 20 | 13 | 7 | 14 |
| Snow days | 4 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
The best time to visit Marlborough during the most sunny months:
The largest precipitation sum in Marlborough is at