Last updated: June 24, 2025
In Brenham, United States, the average temperature in August is a warm 30°C (86°F), with temperatures ranging from a comfortable 21°C (70°F) to a scorching 40°C (104°F). Expect some rainfall, as 120 mm (4.7 in) of precipitation may occur over 9 days. Humidity hovers around 67%, adding to the tropical feel of the month.
In August in Brenham, the average temperature is 30°C (86°F). Maximums can reach 40°C (104°F) and minimums can be as low as 21°C (70°F). Be prepared for warm weather and stay hydrated while exploring the area!
In Brenham in August, the precipitation amount is 120 mm (4.7 in) over the course of 9 days.
In Brenham in August humidity is 67%. With an average temperature of 30°C (86°F), this humidity feels like a warm blanket enveloping you, making outdoor activities a bit sticky and challenging but still manageable with frequent breaks for hydration and shade.
In Brenham in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Brenham.
UV Risk Categories
Weather in Brenham varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Brenham, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 12°C (53°F) | 70 mm (2.8 inches) | 79% | moderate |
February Weather | 13°C (55°F) | 81 mm (3.2 inches) | 80% | very high |
March Weather | 18°C (65°F) | 69 mm (2.7 inches) | 78% | very high |
April Weather | 20°C (69°F) | 111 mm (4.4 inches) | 79% | extreme |
May Weather | 25°C (77°F) | 166 mm (6.5 inches) | 81% | extreme |
June Weather | 28°C (83°F) | 118 mm (4.7 inches) | 77% | extreme |
July Weather | 29°C (85°F) | 96 mm (3.8 inches) | 71% | extreme |
August Weather | 30°C (86°F) | 120 mm (4.7 inches) | 67% | extreme |
September Weather | 27°C (81°F) | 125 mm (4.9 inches) | 69% | extreme |
October Weather | 22°C (72°F) | 95 mm (3.7 inches) | 73% | very high |
November Weather | 16°C (61°F) | 72 mm (2.8 inches) | 82% | high |
December Weather | 13°C (56°F) | 103 mm (4.0 inches) | 87% | moderate |