Average annual temperature is 7.4 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -29.8 °C
Number of sunny days: 223 days
Number of rainy days: 110 days
Number of snow days: 32 days
Look at detailed online map of Westport
* Weather data for Westport 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) | 2.1 | 4.2 | 1.2 | 19.2 | 31.1 | 35.0 | 36.6 | 33.5 | 33.6 | 29.5 | 14.2 | 11.8 |
| Average daytime temperature (°C) | -5.6 | -2.8 | -3.5 | 7.1 | 23.7 | 28.7 | 28.0 | 27.8 | 24.5 | 14.3 | 7.6 | 3.4 |
| Average temperature (°C) | -9.4 | -8.6 | -8.1 | 2.0 | 16.8 | 22.8 | 21.6 | 21.9 | 18.6 | 9.1 | 1.8 | -0.8 |
| Average night temperature (°C) | -12.8 | -13.3 | -11.8 | -2.0 | 10.5 | 16.9 | 16.0 | 17.2 | 13.9 | 5.1 | -2.3 | -3.8 |
| Absolute minimum temperature (°C) | -27.4 | -29.8 | -20.0 | -11.8 | 0.5 | 10.4 | 10.7 | 12.4 | 7.8 | -7.5 | -12.2 | -8.9 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.7 | 7.4 | 7.9 | 9.5 | 12.2 | 12.6 | 13.3 | 11.1 | 9.8 | 7.8 | 7.4 | 4.9 |
| Precipitation (mm) | 15 | 19 | 49 | 65 | 59 | 87 | 51 | 110 | 40 | 30 | 7 | 49 |
| Sunny days | 25 | 20 | 17 | 13 | 19 | 14 | 17 | 18 | 16 | 18 | 24 | 22 |
| Rainy days | 2 | 1 | 3 | 11 | 12 | 16 | 14 | 13 | 14 | 12 | 4 | 8 |
| Snow days | 4 | 7 | 11 | 6 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 |
The best time to visit Westport during the most sunny months:
Months with the longest average daylight duration in Westport:
The largest precipitation sum in Westport is at