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County of Ceredigion (Aberystwyth)
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Weather in County of Ceredigion for December 2025

Your guide to County of Ceredigion weather in December - trends and predictions

    Official Weather Alert ⚠️

  • Yellow Rain Warning - See hour by hour.

    • Temperatures

  • Until now, December 2025 in County of Ceredigion has been nearly identical to the historical average, with a temperature of 9.8 °C (showing only a slight deviation of 0.3 °C).

  • Expect cooler weather in the next days in County of Ceredigion with the forecast suggesting a temperature of 8.2 °C, lower than the historical average.

  • In general, the average temperature in County of Ceredigion at the beginning of December is 10.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 8.3 °C by the end of December.

    • Rain 🌧️

  • County of Ceredigion experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 273 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
7
Dry days
Average rainy days
24
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/6°
Temperatures
Average wind speed
32 km/h
Avg max wind
Average humidity
86 %
Avg humidity

County of Ceredigion Weather December

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

Temperatures trend during December in County of Ceredigion

See the weather trend as well as the moving average line

December weather in County of Ceredigion day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /8° 40.1 mm 3
2 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /4° 14.2 mm 2
3 Dec. Overcast
Overcast
 8° /3° 2.7 mm 2
4 Dec. Heavy rain at times
Heavy rain at times
 9° /4° 6.6 mm 3
5 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /5° 26.9 mm 3
6 Dec. Heavy rain at times
Heavy rain at times
 11° /7° 12.1 mm 3
7 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /6° 15.3 mm 3
8 Dec. Overcast
Overcast
 9° /7° 5.5 mm 3
9 Dec. Overcast
Overcast
 10° /7° 11.6 mm 3
10 Dec. Partly cloudy
Partly cloudy
 8° /4° 0.9 mm 3
11 Dec. Partly cloudy
Partly cloudy
 8° /4° 0 mm 3
12 Dec. Overcast
Overcast
 7° /3° 4 mm 2
13 Dec. Patchy rain possible
Patchy rain possible
 8° /5° 0.3 mm 2
14 Dec. Moderate rain
Moderate rain
 10° /9° 7.3 mm 0
15 Dec. Heavy rain
Heavy rain
 10° /7° 48.6 mm 0
16 Dec. Patchy rain possible
Patchy rain possible
 8° /4° 0.9 mm 0.1
17 Dec. Patchy rain possible
Patchy rain possible
 9° /3° 2.8 mm 0
18 Dec. Moderate rain
Moderate rain
 11° /8° 10.7 mm 0.1
19 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 0.3 mm 2
20 Dec. Sunny
Sunny
 7° /3° 0 mm 2
21 Dec. Partly cloudy
Partly cloudy
 7° /3° 0 mm 2
22 Dec. Patchy rain possible
Patchy rain possible
 6° /4° 0.1 mm 1
23 Dec. Partly cloudy
Partly cloudy
 7° /3° 0 mm 2
24 Dec. Partly cloudy
Partly cloudy
 8° /4° 0.1 mm 3
25 Dec. Patchy rain possible
Patchy rain possible
 10° /5° 0.7 mm 2
26 Dec. Sunny
Sunny
 6° /3° 0 mm 2
27 Dec. Sunny
Sunny
 7° /3° 0 mm 2
28 Dec. Patchy rain possible
Patchy rain possible
 8° /5° 0.1 mm 2
29 Dec. Patchy rain possible
Patchy rain possible
 8° /6° 0.7 mm 2
30 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 3.2 mm 2
31 Dec. Light rain
Light rain
 10° /9° 10 mm 3
Next
Important Notice
Our weather forecast for County of Ceredigion 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 County of Ceredigion forecast closer to your planned date for the most up-to-date weather information.
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County of Ceredigion in December - FAQ

What are the expected maximum and minimum temperatures in County of Ceredigion during December?
During December, expect a variety of temperatures with highs around 9° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in County of Ceredigion during December?
Significant rainfall exceeding 273 mm is expected in County of Ceredigion during December, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
Will it snow in County of Ceredigion in December 2025?
County of Ceredigion typically sees 0 cm of snowfall during December.
What are the typical wind conditions in County of Ceredigion during December?
The average wind speed in County of Ceredigion during December is 32 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in County of Ceredigion

Explore the daily rainfall trends and prepare for County of Ceredigions December weather 💧
Typically, County of Ceredigion has 24 rainy days in December with a total of 273 mm of rainfall.
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Aberystwyth
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Location coordinates Where is County of Ceredigion?

Get accurate weather forecasts for County of Ceredigion, located at latitude 52.415 and longitude -4.083. Stay updated with localized weather information tailored for County of Ceredigion.

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