Average annual temperature is 22.2 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: 1.5 °C
Number of sunny days: 139 days
Number of rainy days: 226 days
Look at detailed online map of Westminster
* Weather data for Westminster 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) | 26.3 | 28.6 | 28.7 | 30.0 | 32.0 | 37.8 | 38.0 | 41.3 | 38.7 | 34.0 | 29.0 | 25.8 |
| Average daytime temperature (°C) | 19.8 | 21.0 | 24.1 | 25.0 | 28.5 | 34.2 | 35.1 | 37.9 | 34.3 | 27.3 | 21.0 | 19.1 |
| Average temperature (°C) | 15.1 | 15.5 | 19.4 | 20.1 | 23.9 | 28.5 | 29.8 | 31.6 | 28.7 | 22.4 | 16.5 | 14.1 |
| Average night temperature (°C) | 11.3 | 11.5 | 15.8 | 16.2 | 20.1 | 24.1 | 25.6 | 26.7 | 24.4 | 18.7 | 13.0 | 10.3 |
| Absolute minimum temperature (°C) | 1.5 | 2.6 | 4.8 | 10.1 | 14.8 | 19.5 | 24.0 | 24.4 | 21.4 | 8.3 | 5.2 | 1.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.2 | 7.5 | 7.3 | 7.7 | 8.5 | 11.8 | 12.1 | 12.0 | 10.6 | 8.2 | 6.4 | 7.6 |
| Precipitation (mm) | 194 | 74 | 130 | 212 | 225 | 78 | 80 | 10 | 82 | 173 | 128 | 110 |
| Sunny days | 13 | 10 | 8 | 5 | 7 | 11 | 12 | 15 | 6 | 15 | 18 | 19 |
| Rainy days | 18 | 18 | 23 | 25 | 24 | 19 | 19 | 16 | 24 | 16 | 12 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Westminster during the most sunny months:
The largest precipitation sum in Westminster is at