Slough Weather in December

December in Slough brings low temperatures, with daytime highs of 9°C (48°F) and nights around 3°C (37°F). Quite a bit of rainfall is expected, around 63 mm (2.5 in), so pack an umbrella.

Rainfall in Slough in December

Analyzing past climate data, one can expect approximately 17 days of rain, averaging 63 mm (2.5 in). This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Slough in December

If you're visiting Slough in December, expect highs of 9°C (48°F) and overnight lows around 3°C (37°F). The month of December belongs to the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. 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 Slough in December

This month sees fewer sunny days, with about 54 hours of sunshine, perfect for those who enjoy cooler temperatures.

Wind Speed in Slough 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 Slough. Our weather planner can help you explore destinations with more pleasant weather conditions.