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Hourly Forecast
Daylight Hours
06:54
Sunrise
19:08
Sunset
Moon
Waxing Crescent
11:42
Moonrise
20:52
Moonset
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Weather in Brentwood today, September 15, 2026
Brentwood sees a largely clear day on September 15, 2026, interrupted by cloudier skies around 22:00. Plan for bright conditions either side of that cloudier interval. Morning skies stay relatively clear, holding cloud close to 13% near 03:00. The early part of the day favours being outside.
The day peaks near 32°C and cools toward 15°C. The air stays humid, with relative humidity between 19% and 69% and the peak around 06:00. A lighter breeze peaks around 17:00 near 5.9 km/h.
Through the afternoon skies look more workable, with cloud near 37% around 22:00. Later outdoor plans have a clearer window than the morning may have suggested. Views remain open at about 16.1 km. Sunrise is at 06:54 and sunset at 19:08, giving 12 hours 13 minutes of sunlight today.
In short, September 15, 2026 looks like a fine day in Brentwood for being outside, peaking around 32°C.
Frequently asked questions about weather in Brentwood
How warm does it get in Brentwood?
The warmest month in Brentwood is August, with average high temperatures of 30°C. The average temperature during this period is around 22°C.
How cold does it get in Brentwood?
The coldest month in Brentwood is December, with average low temperatures of 7°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Brentwood?
The wettest month in Brentwood is January, with an average of 108mm of precipitation.
What is the driest time of year in Brentwood?
The driest month in Brentwood is July, with an average of 0mm of precipitation.
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