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Weather in Tenby for December 2025

Your guide to Tenby weather in December - trends and predictions

    Official Weather Alert ⚠️

  • Yellow Rain Warning - See hour by hour.

    • Temperatures

  • Until now, December 2025 in Tenby has been nearly identical to the historical average, with a temperature of 11 °C (showing only a slight deviation of 0.3 °C).

  • The forecast for the next days in Tenby predicts temperatures to be around 10 °C, close to the historical average.

  • In general, the average temperature in Tenby at the beginning of December is 11.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 9.3 °C by the end of December.

    • Rain 🌧️

  • The climate of Tenby in December is notably wet, with an average of 13 rainy days, and a total of 100.4 mm of precipitation.

    • More

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

Average dry days
18
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
10°/7°
Temperatures
Average wind speed
34 km/h
Avg max wind
Average humidity
83 %
Avg humidity

Tenby 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
Overcast
10°
3
Overcast
10°
4
Heavy rain at times
10°
5
Moderate or heavy rain shower
13°
6
Moderate or heavy rain shower
12°
7
Heavy rain at times
12°
8
Overcast
10°
9
Overcast
11°
10
Cloudy
9°
11
Sunny
9°
12
Overcast
9°
13
Patchy rain possible
9°
14
Weather Alert Moderate rain
11°
15
Weather Alert Heavy rain
11°
16
Partly cloudy
9°
17
Patchy rain possible
10°
18
Moderate rain
12°
19
Patchy rain possible
10°
20
Patchy rain possible
9°
21
Sunny
8°
22
Patchy rain possible
9°
23
Patchy rain possible
10°
24
Partly cloudy
10°
25
Patchy rain possible
11°
26
Sunny
7°
27
Sunny
6°
28
Overcast
10°
29
Partly cloudy
10°
30
Patchy rain possible
10°
31
Light rain
11°

Temperatures trend during December in Tenby

See the weather trend as well as the moving average line

December weather in Tenby 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° /9° 20.3 mm 3
2 Dec. Overcast
Overcast
 10° /6° 6.5 mm 3
3 Dec. Overcast
Overcast
 10° /5° 6.1 mm 3
4 Dec. Heavy rain at times
Heavy rain at times
 10° /6° 5.1 mm 3
5 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /8° 18.6 mm 3
6 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /8° 7.8 mm 3
7 Dec. Heavy rain at times
Heavy rain at times
 12° /9° 4.4 mm 3
8 Dec. Overcast
Overcast
 10° /9° 4.3 mm 3
9 Dec. Overcast
Overcast
 11° /8° 7.2 mm 3
10 Dec. Cloudy
Cloudy
 9° /6° 0.3 mm 3
11 Dec. Sunny
Sunny
 9° /6° 1.5 mm 3
12 Dec. Overcast
Overcast
 9° /5° 1 mm 3
13 Dec. Patchy rain possible
Patchy rain possible
 9° /7° 0.1 mm 3
14 Dec. Moderate rain
Moderate rain
 11° /11° 9.1 mm 0
15 Dec. Heavy rain
Heavy rain
 11° /8° 37.5 mm 0
16 Dec. Partly cloudy
Partly cloudy
 9° /7° 0 mm 0.1
17 Dec. Patchy rain possible
Patchy rain possible
 10° /7° 4.2 mm 0
18 Dec. Moderate rain
Moderate rain
 12° /10° 8.3 mm 0.1
19 Dec. Patchy rain possible
Patchy rain possible
 10° /8° 0.3 mm 2
20 Dec. Patchy rain possible
Patchy rain possible
 9° /7° 0.1 mm 2
21 Dec. Sunny
Sunny
 8° /6° 0 mm 3
22 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 0.7 mm 2
23 Dec. Patchy rain possible
Patchy rain possible
 10° /7° 0.2 mm 2
24 Dec. Partly cloudy
Partly cloudy
 10° /7° 0.1 mm 3
25 Dec. Patchy rain possible
Patchy rain possible
 11° /7° 0.2 mm 2
26 Dec. Sunny
Sunny
 7° /5° 0 mm 3
27 Dec. Sunny
Sunny
 6° /4° 0 mm 2
28 Dec. Overcast
Overcast
 10° /7° 0 mm 3
29 Dec. Partly cloudy
Partly cloudy
 10° /7° 0 mm 4
30 Dec. Patchy rain possible
Patchy rain possible
 10° /9° 1.3 mm 3
31 Dec. Light rain
Light rain
 11° /10° 7.7 mm 3
Next
Important Notice
Our weather forecast for Tenby 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 Tenby forecast closer to your planned date for the most up-to-date weather information.
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Tenby in December - FAQ

What are the expected maximum and minimum temperatures in Tenby during December?
During December, expect a variety of temperatures with highs around 10° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Tenby during December?
Significant rainfall exceeding 100.4 mm is expected in Tenby during December, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tenby during December?
The average wind speed in Tenby during December is 34 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Tenby

Explore the daily rainfall trends and prepare for Tenbys December weather 💧
Typically, Tenby has 13 rainy days in December with a total of 100.4 mm of rainfall.

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Location coordinates Where is Tenby?

Get accurate weather forecasts for Tenby, located at latitude 51.673 and longitude -4.704. Stay updated with localized weather information tailored for Tenby.

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