Brentford Weather in December

December in Brentford averages 9°C (48°F) during the day and 3°C (37°F) at night. Quite a bit of rainfall is typical this month, with around 63 mm (2.5 in) on average. An umbrella is a good idea.

Rainfall in Brentford in December

Records from the past 30 years suggest around 15 days of rain, with 63 mm (2.5 in) average for the month. With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Brentford in December

In December, Brentford gets low temperatures, with highs of 9°C (48°F). Nights cool to around 3°C (37°F). December marks the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Brentford in December

The city usually sees around 54 hours of sunlight, indicating fewer sunny days.

Wind Speed in Brentford in December

Wind speeds average 4 m/s (8 knots) during December. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Brentford. Our weather planner can help you explore destinations with more pleasant weather conditions.