Average annual temperature is 12.6 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -17.0 °C
Number of sunny days: 167 days
Number of rainy days: 195 days
Number of snow days: 3 days
Look at detailed online map of Westbury
* Weather data for Westbury 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) | 18.0 | 19.8 | 15.2 | 28.7 | 27.8 | 28.2 | 31.9 | 31.7 | 34.4 | 27.5 | 19.2 | 16.2 |
| Average daytime temperature (°C) | 8.5 | 7.8 | 9.8 | 17.2 | 20.3 | 24.3 | 28.6 | 26.7 | 24.1 | 19.2 | 11.0 | 9.2 |
| Average temperature (°C) | 4.6 | 3.4 | 5.1 | 11.9 | 14.9 | 19.0 | 24.1 | 22.5 | 19.6 | 14.5 | 6.3 | 5.2 |
| Average night temperature (°C) | 1.1 | -0.9 | 0.8 | 7.5 | 9.8 | 14.6 | 20.2 | 18.6 | 16.2 | 10.7 | 2.1 | 1.7 |
| Absolute minimum temperature (°C) | -4.3 | -17.0 | -4.2 | -0.5 | 5.0 | 9.1 | 15.3 | 15.0 | 11.2 | 6.3 | -4.9 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.7 | 6.8 | 7.3 | 8.7 | 12.3 | 11.1 | 11.7 | 10.7 | 7.8 | 7.8 | 7.4 | 5.4 |
| Precipitation (mm) | 153 | 53 | 145 | 147 | 43 | 101 | 160 | 165 | 280 | 87 | 49 | 198 |
| Sunny days | 9 | 17 | 14 | 13 | 21 | 8 | 7 | 11 | 12 | 17 | 20 | 18 |
| Rainy days | 22 | 9 | 16 | 17 | 10 | 22 | 24 | 20 | 18 | 14 | 10 | 13 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Westbury during the most sunny months:
The largest precipitation sum in Westbury is at