Brentwood Weather in September

September in Brentwood sees daytime temperatures around 20°C (68°F) and lows of 11°C (52°F) at night. The excellent weather makes it a good time to visit.

Rainfall in Brentwood in September

Expect around 12 days of rain based on historical data, with 52 mm (2 in) average. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Brentwood in September

If you're visiting Brentwood in September, expect excellent temperatures with highs of 20°C (68°F) and overnight lows of 11°C (52°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Brentwood in September

The area experiences a moderate amount of sunshine, with approximately 146 hours of sunlight expected. This means a decent mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Brentwood.