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Caerphilly County Borough (Caerphilly)
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Weather in Caerphilly County Borough for December 2026

Your guide to Caerphilly County Borough weather in December - trends and predictions

    Rain 🌧️

  • Caerphilly County Borough in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 241.6 mm.

    • More

  • Is December a good time to visit Caerphilly County Borough? check out the best time to travel to Caerphilly County Borough page.

  • ✨ Is December a good time to visit Caerphilly County Borough? – Ask the AI Weatherman

Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
8°/4°
Temperatures
Average wind speed
30 km/h
Avg max wind
Average humidity
87 %
Avg humidity

Caerphilly County Borough Weather December

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

Temperatures trend during December in Caerphilly County Borough

See the weather trend as well as the moving average line

December weather in Caerphilly County Borough day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Moderate rain
Moderate rain
 11° /6° 24.9 mm 0
2 Dec. Light rain
Light rain
 8° /4° 4.3 mm 0
3 Dec. Patchy rain possible
Patchy rain possible
 8° /4° 2.1 mm 0
4 Dec. Light rain
Light rain
 8° /2° 3.1 mm 0
5 Dec. Heavy rain
Heavy rain
 10° /2° 30.8 mm 0
6 Dec. Moderate rain
Moderate rain
 9° /8° 11.7 mm 0
7 Dec. Moderate rain
Moderate rain
 13° /8° 8.2 mm 0
8 Dec. Light rain
Light rain
 10° /9° 3.2 mm 0
9 Dec. Moderate rain
Moderate rain
 12° /9° 20 mm 0
10 Dec. Patchy rain possible
Patchy rain possible
 10° /6° 0 mm 0
11 Dec. Patchy rain possible
Patchy rain possible
 10° /6° 0.6 mm 0
12 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 1.8 mm 0
13 Dec. Mist
Mist
 8° /4° 0 mm 0
14 Dec. Overcast
Overcast
 10° /6° 0 mm 0
15 Dec. Heavy rain
Heavy rain
 10° /7° 55.6 mm 0
16 Dec. Light rain
Light rain
 9° /2° 3.5 mm 0
17 Dec. Moderate rain
Moderate rain
 9° /3° 24.6 mm 0
18 Dec. Heavy rain
Heavy rain
 10° /5° 28.7 mm 0
19 Dec. Patchy rain possible
Patchy rain possible
 8° /5° 0 mm 0
20 Dec. Light rain
Light rain
 8° /4° 9.5 mm 0
21 Dec. Light rain
Light rain
 7° /4° 6.7 mm 0
22 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 1.7 mm 0
23 Dec. Patchy rain possible
Patchy rain possible
 7° /4° 0.6 mm 0
24 Dec. Overcast
Overcast
 5° /2° 0 mm 0
25 Dec. Partly cloudy
Partly cloudy
 3° /0° 0 mm 0
26 Dec. Sunny
Sunny
 4° /0° 0 mm 0
27 Dec. Patchy rain possible
Patchy rain possible
 6° /0° 0 mm 0
28 Dec. Overcast
Overcast
 5° /1° 0 mm 0
29 Dec. Overcast
Overcast
 5° /0° 0 mm 0
30 Dec. Overcast
Overcast
 4° /0° 0 mm 0
31 Dec. Sunny
Sunny
 4° /0° 0 mm 0
Next
Important Notice
Our weather forecast for Caerphilly County Borough 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 Caerphilly County Borough forecast closer to your planned date for the most up-to-date weather information.
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Caerphilly County Borough in December - FAQ

What are the expected maximum and minimum temperatures in Caerphilly County Borough during December?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 4°.

How much rainfall should be expected in Caerphilly County Borough during December?
Significant rainfall exceeding 241.6 mm is expected in Caerphilly County Borough during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Caerphilly County Borough in December 2026?
Caerphilly County Borough typically sees 0 cm of snowfall during December.

What are the typical wind conditions in Caerphilly County Borough during December?
The average wind speed in Caerphilly County Borough during December is 30 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Caerphilly County Borough

Explore the daily rainfall trends and prepare for Caerphilly County Boroughs December weather 💧
Typically, Caerphilly County Borough has 17 rainy days in December with a total of 241.6 mm of rainfall.
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