Barmouth
December
Weather in Barmouth for December 2025
Your guide to Barmouth weather in December - trends and predictions
In general, the average temperature in Barmouth at the beginning of December is 8.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 7.9 °C by the end of December.
Barmouth experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 254.5 mm.
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Temperatures
Rain 🌧️
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8
Dry days
23
Rainy days
0
Snow days
7°/4°
Temperatures
25 km/h
Avg max wind
90 %
Avg humidity
Barmouth Weather December
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  11° | 2 7° | 3  5° | 4 8° | 5 10° | 6 10° | 7 9° |
| 8  5° | 9 6° | 10 4° | 11  4° | 12 5° | 13 5° | 14 6° |
| 15 9° | 16 8° | 17 10° | 18 11° | 19 4° | 20 7° | 21 9° |
| 22 4° | 23  8° | 24 9° | 25 8° | 26 9° | 27 9° | 28 7° |
| 29 7° | 30 7° | 31  8° |
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Temperatures trend during December in Barmouth
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Moderate or heavy rain shower | 11° /7° | 23.9 mm | 3 | |
| 2 Dec. | Moderate rain at times | 7° /3° | 12.7 mm | 2 | |
| 3 Dec. | Overcast | 5° /1° | 1 mm | 2 | |
| 4 Dec. | Moderate or heavy rain shower | 8° /3° | 9.9 mm | 2 | |
| 5 Dec. | Moderate or heavy rain shower | 10° /6° | 43.1 mm | 3 | |
| 6 Dec. | Moderate or heavy rain shower | 10° /3° | 13.4 mm | 3 | |
| 7 Dec. | Moderate or heavy rain shower | 9° /3° | 23.7 mm | 2 | |
| 8 Dec. | Patchy rain possible | 5° /3° | 1.6 mm | 2 | |
| 9 Dec. | Overcast | 6° /3° | 0 mm | 2 | |
| 10 Dec. | Overcast | 4° /0° | 0 mm | 1 | |
| 11 Dec. | Sunny | 4° /0° | 0 mm | 2 | |
| 12 Dec. | Overcast | 5° /0° | 0 mm | 2 | |
| 13 Dec. | Patchy rain possible | 5° /4° | 0.5 mm | 2 | |
| 14 Dec. | Patchy rain possible | 6° /3° | 5 mm | 2 | |
| 15 Dec. | Patchy rain possible | 9° /7° | 4.5 mm | 2 | |
| 16 Dec. | Moderate rain at times | 8° /7° | 6.2 mm | 2 | |
| 17 Dec. | Patchy rain possible | 10° /5° | 3.8 mm | 3 | |
| 18 Dec. | Moderate or heavy rain shower | 11° /5° | 20.9 mm | 3 | |
| 19 Dec. | Moderate or heavy rain shower | 4° /3° | 10.8 mm | 1 | |
| 20 Dec. | Moderate or heavy rain shower | 7° /3° | 10.7 mm | 2 | |
| 21 Dec. | Moderate or heavy rain shower | 9° /4° | 22.6 mm | 2 | |
| 22 Dec. | Moderate or heavy rain shower | 4° /2° | 10.8 mm | 1 | |
| 23 Dec. | Heavy rain at times | 8° /3° | 7.2 mm | 2 | |
| 24 Dec. | Patchy rain possible | 9° /8° | 1.8 mm | 2 | |
| 25 Dec. | Patchy rain possible | 8° /7° | 0.2 mm | 2 | |
| 26 Dec. | Overcast | 9° /6° | 0.1 mm | 2 | |
| 27 Dec. | Overcast | 9° /6° | 0 mm | 2 | |
| 28 Dec. | Overcast | 7° /5° | 0.1 mm | 2 | |
| 29 Dec. | Patchy rain possible | 7° /6° | 2.2 mm | 2 | |
| 30 Dec. | Patchy rain possible | 7° /5° | 3.7 mm | 2 | |
| 31 Dec. | Moderate rain | 8° /7° | 14.1 mm | 2 | |
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Important Notice
Our weather forecast for Barmouth 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 Barmouth forecast closer to your planned date for the most up-to-date weather information.
Barmouth in December - FAQ
What are the expected maximum and minimum temperatures in Barmouth during December?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 4°.
How much rainfall should be expected in Barmouth during December?
Significant rainfall exceeding 254.5 mm is expected in Barmouth during December, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Barmouth in December 2025?
Barmouth typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Barmouth during December?
The average wind speed in Barmouth during December is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Barmouth
Explore the daily rainfall trends and prepare for Barmouths December weather 💧
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