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United Kingdom weather

Weather in Slough for December 2026

Your guide to Slough weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Slough at the beginning of December is 9 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 8.9 °C by the end of December.

    • Rain 🌧️

  • Slough in December brings notable rainfall, with an average of 20 rainy days and a total precipitation of 69.9 mm.

    • More

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Average dry days
11
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/5°
Temperatures
Average wind speed
27 km/h
Avg max wind
Average humidity
85 %
Avg humidity

Slough Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Light drizzle
9°
2
Partly cloudy
8°
3
Light rain shower
7°
4
Light rain shower
9°
5
Patchy rain possible
10°
6
Overcast
8°
7
Light rain
12°
8
Patchy rain possible
9°
9
Light rain shower
11°
10
Moderate rain
10°
11
Overcast
9°
12
Light rain shower
10°
13
Light drizzle
8°
14
Light drizzle
8°
15
Patchy rain possible
10°
16
Patchy rain possible
11°
17
Cloudy
10°
18
Patchy rain possible
12°
19
Light rain
11°
20
Patchy rain possible
9°
21
Light rain shower
11°
22
Patchy rain possible
9°
23
Overcast
9°
24
Partly cloudy
10°
25
Moderate rain at times
10°
26
Sunny
8°
27
Moderate rain at times
9°
28
Moderate rain at times
9°
29
Overcast
8°
30
Moderate or heavy rain shower
9°
31
Heavy rain at times
9°

Temperatures trend during December in Slough

See the weather trend as well as the moving average line

December weather in Slough day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Light drizzle
Light drizzle
 9° /5° 2.8 mm 2
2 Dec. Partly cloudy
Partly cloudy
 8° /2° 0.7 mm 2
3 Dec. Light rain shower
Light rain shower
 7° /1° 2.7 mm 2
4 Dec. Light rain shower
Light rain shower
 9° /3° 5.4 mm 2
5 Dec. Patchy rain possible
Patchy rain possible
 10° /4° 4.5 mm 3
6 Dec. Overcast
Overcast
 8° /5° 0.6 mm 3
7 Dec. Light rain
Light rain
 12° /5° 5.3 mm 3
8 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 2.1 mm 2
9 Dec. Light rain shower
Light rain shower
 11° /7° 4.4 mm 3
10 Dec. Moderate rain
Moderate rain
 10° /6° 2.1 mm 3
11 Dec. Overcast
Overcast
 9° /5° 0 mm 3
12 Dec. Light rain shower
Light rain shower
 10° /5° 2.7 mm 3
13 Dec. Light drizzle
Light drizzle
 8° /4° 0.5 mm 2
14 Dec. Light drizzle
Light drizzle
 8° /3° 0.1 mm 2
15 Dec. Patchy rain possible
Patchy rain possible
 10° /5° 0 mm 3
16 Dec. Patchy rain possible
Patchy rain possible
 11° /5° 1.1 mm 3
17 Dec. Cloudy
Cloudy
 10° /5° 0.5 mm 3
18 Dec. Patchy rain possible
Patchy rain possible
 12° /8° 8.6 mm 3
19 Dec. Light rain
Light rain
 11° /3° 3.1 mm 3
20 Dec. Patchy rain possible
Patchy rain possible
 9° /4° 0.6 mm 2
21 Dec. Light rain shower
Light rain shower
 11° /7° 2.8 mm 2
22 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 0.7 mm 2
23 Dec. Overcast
Overcast
 9° /5° 2.9 mm 2
24 Dec. Partly cloudy
Partly cloudy
 10° /6° 0.2 mm 2
25 Dec. Moderate rain at times
Moderate rain at times
 10° /5° 2 mm 2
26 Dec. Sunny
Sunny
 8° /3° 0.9 mm 2
27 Dec. Moderate rain at times
Moderate rain at times
 9° /3° 1.8 mm 2
28 Dec. Moderate rain at times
Moderate rain at times
 9° /5° 1.6 mm 2
29 Dec. Overcast
Overcast
 8° /4° 0.1 mm 2
30 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /3° 3.7 mm 2
31 Dec. Heavy rain at times
Heavy rain at times
 9° /5° 5.3 mm 2
Next
Important Notice
Our weather forecast for Slough in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Slough forecast closer to your planned date for the most up-to-date weather information.
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Slough in December - FAQ

What are the expected maximum and minimum temperatures in Slough during December?
During December, expect a variety of temperatures with highs around 9° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in Slough during December?
Moderate rainfall is anticipated in Slough during December, with a total of 69.9 mm spread over approximately 20 days. Considering plans for rainy days is advisable.

Will it snow in Slough in December 2026?
Slough typically sees 0 cm of snowfall during December.

What are the typical wind conditions in Slough during December?
The average wind speed in Slough during December is 27 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Slough

Explore the daily rainfall trends and prepare for Sloughs December weather 💧
Typically, Slough has 20 rainy days in December with a total of 69.9 mm of rainfall.

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Get accurate weather forecasts for Slough, located at latitude 51.509 and longitude -0.595. Stay updated with localized weather information tailored for Slough.

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