Average annual temperature is 10.2 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: -26.1 °C
Number of sunny days: 160 days
Number of rainy days: 190 days
Number of snow days: 15 days
Look at detailed online map of Town of Brentwood
* Weather data for Town of Brentwood 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) | 11.8 | 14.7 | 15.6 | 29.2 | 31.3 | 32.8 | 31.7 | 28.8 | 32.9 | 27.8 | 18.0 | 15.2 |
| Average daytime temperature (°C) | 4.8 | 4.5 | 6.9 | 14.4 | 20.5 | 22.5 | 27.5 | 25.0 | 22.8 | 18.4 | 8.5 | 7.0 |
| Average temperature (°C) | 0.7 | -1.3 | 2.1 | 8.7 | 13.9 | 17.2 | 22.6 | 20.1 | 18.1 | 13.3 | 3.6 | 2.6 |
| Average night temperature (°C) | -2.9 | -6.2 | -2.2 | 4.3 | 8.3 | 13.1 | 18.8 | 16.0 | 14.5 | 9.3 | -0.2 | -0.5 |
| Absolute minimum temperature (°C) | -13.8 | -26.1 | -6.6 | -4.3 | 1.3 | 7.5 | 13.3 | 12.1 | 7.0 | 0.8 | -5.7 | -8.0 |
| 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 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 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) | 4.1 | 6.3 | 7.2 | 8.4 | 11.4 | 8.4 | 9.8 | 9.6 | 7.8 | 7.4 | 7.0 | 4.9 |
| Precipitation (mm) | 163 | 48 | 123 | 118 | 97 | 118 | 186 | 132 | 169 | 93 | 44 | 158 |
| Sunny days | 9 | 13 | 15 | 16 | 20 | 6 | 6 | 11 | 11 | 14 | 22 | 17 |
| Rainy days | 16 | 10 | 13 | 14 | 11 | 24 | 25 | 20 | 19 | 17 | 7 | 14 |
| Snow days | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Town of Brentwood during the most sunny months:
Months with the longest average daylight duration in Town of Brentwood:
The largest precipitation sum in Town of Brentwood is at