Average annual temperature is 14.1 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: -15.2 °C
Number of sunny days: 234 days
Number of rainy days: 125 days
Number of snow days: 6 days
Look at detailed online map of Brenham
* Weather data for Brenham 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) | 16.9 | 19.8 | 25.3 | 29.3 | 30.6 | 35.9 | 36.5 | 38.4 | 38.9 | 30.2 | 23.9 | 19.5 |
| Average daytime temperature (°C) | 7.6 | 10.7 | 13.9 | 20.8 | 24.2 | 28.1 | 32.1 | 32.7 | 29.9 | 21.9 | 14.6 | 9.5 |
| Average temperature (°C) | 1.3 | 2.8 | 6.5 | 13.2 | 18.2 | 22.3 | 26.0 | 26.5 | 23.3 | 15.4 | 8.3 | 4.4 |
| Average night temperature (°C) | -2.7 | -2.8 | 0.9 | 7.2 | 13.3 | 17.4 | 20.8 | 20.8 | 17.9 | 10.2 | 3.4 | 0.7 |
| Absolute minimum temperature (°C) | -15.2 | -13.4 | -8.3 | -2.2 | 3.6 | 14.0 | 14.8 | 15.4 | 12.1 | -6.0 | -5.9 | -4.1 |
| 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 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.1 | 9.1 | 9.3 | 9.8 | 10.1 | 11.7 | 12.1 | 11.9 | 10.1 | 9.3 | 7.6 | 5.5 |
| Precipitation (mm) | 22 | 9 | 7 | 30 | 106 | 135 | 174 | 73 | 57 | 17 | 21 | 51 |
| Sunny days | 23 | 24 | 25 | 21 | 11 | 10 | 15 | 20 | 20 | 22 | 24 | 19 |
| Rainy days | 7 | 3 | 5 | 9 | 20 | 20 | 16 | 11 | 10 | 9 | 5 | 10 |
| Snow days | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Brenham during the most sunny months:
The largest precipitation sum in Brenham is at