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.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Slough's climate page.

Slough Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 55%  

Precipitation 63 mm (2.5 in)  

Rainy days 17 days  

Humidity 81% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 54 hours *  

Percentage Sunshine 21% *  

* Data from: London, the United Kingdom (10 KM, 6 Miles).

What to Wear in Slough in December

Dress warmly and in layers for your trip to Slough in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Slough in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Slough's climate page.

More climate data for Slough

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Slough climate overview or explore weather in the United Kingdom.