Brenham Weather Forecast
- 53
- 76
Rain Showers
- 54
- 72
Partly Sunny
- 58
- 70
Rain Showers Likely
- 63
- 72
Rain Showers Likely
- 66
- 79
Chance Thunderstorms
- 68
- 83
Mostly Cloudy
Today 18 Apr Washington
Mostly cloudy. A slight chance of Showers and Thunderstorms in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Cooler with Highs in the mid 70s. Temperature falling into the mid 60s in the afternoon. Southwest Winds 5 to 10 Mph, increasing to north 15 to 20 Mph in the afternoon. Chance of rain 60 percent.
Tonight 18 Apr Washington
Mostly cloudy. Near steady temperature around 70. South Winds 5 to 10 Mph with Gusts up to 20 Mph.
Brenham Temperature Statistics
April Temperature
Brenham, Brenham Municipal Airport (3.7 miles)
Lowest 7 April, 2026
43.9 °FAverage April
70 °FHighest 16 April, 2026
87.1 °F
Climate (2021–Present)
Brenham, Brenham Municipal Airport (3.7 miles)
Average Low 2021–2026
60.9 °FAverage 2021–2026
70.7 °FAverage High 2021–2026
81.6 °F