Gwynedd (Barmouth)
January
Weather in Gwynedd for January 2026
Your guide to Gwynedd weather in January - trends and predictions
With an average of 4 snowy days, Gwynedd usually enjoys a light touch of snow in January.
In general, the average temperature in Gwynedd at the beginning of January is 3.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 5 °C by the end of January.
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Snow Forecast ❄️
Temperatures
More
12
Dry days
15
Rainy days
4
Snow days
5°/0°
Temperatures
19 km/h
Avg max wind
88 %
Avg humidity
Gwynedd Weather January
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  9° | 2  2° | 3  3° | 4  1° | |||
| 5  5° | 6 2° | 7  1° | 8  0° | 9 2° | 10 0° | 11 2° |
| 12 5° | 13 5° | 14  7° | 15 8° | 16 8° | 17  7° | 18 7° |
| 19  4° | 20 6° | 21 5° | 22 5° | 23 5° | 24 9° | 25 4° |
| 26 5° | 27 6° | 28 5° | 29 5° | 30 4° | 31 6° |
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Access Gwynedd weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during January in Gwynedd
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. | Moderate or heavy rain shower | 9° /0° | 33.5 mm | 0 cm | |
| 2 Jan. | Sunny | 2° /0° | 0 mm | 0 cm | |
| 3 Jan. | Patchy rain possible | 3° /0° | 0.2 mm | 0 cm | |
| 4 Jan. | Light freezing rain | 1° /0° | 5.8 mm | 3.7 cm | |
| 5 Jan. | Moderate or heavy snow showers | 5° /0° | 21.7 mm | 9.2 cm | |
| 6 Jan. | Moderate or heavy snow showers | 2° /0° | 16.3 mm | 2.6 cm | |
| 7 Jan. | Patchy moderate snow | 1° /-1° | 7.5 mm | 2.5 cm | |
| 8 Jan. | Overcast | 0° /-5° | 0 mm | 0 cm | |
| 9 Jan. | Overcast | 2° /-6° | 0 mm | 0 cm | |
| 10 Jan. | Overcast | 0° /-4° | 0 mm | 0 cm | |
| 11 Jan. | Light freezing rain | 2° /-2° | 0.3 mm | 0 cm | |
| 12 Jan. | Overcast | 5° /-1° | 0 mm | 0 cm | |
| 13 Jan. | Patchy rain possible | 5° /1° | 1.5 mm | 0 cm | |
| 14 Jan. | Heavy rain at times | 7° /5° | 6.2 mm | 0 cm | |
| 15 Jan. | Overcast | 8° /4° | 0.1 mm | 0 cm | |
| 16 Jan. | Sunny | 8° /3° | 0 mm | 0 cm | |
| 17 Jan. | Partly cloudy | 7° /3° | 0 mm | 0 cm | |
| 18 Jan. | Sunny | 7° /0° | 0 mm | 0 cm | |
| 19 Jan. | Cloudy | 4° /0° | 0 mm | 0 cm | |
| 20 Jan. | Patchy rain possible | 6° /0° | 0.5 mm | 0 cm | |
| 21 Jan. | Heavy rain at times | 5° /2° | 6.6 mm | 0 cm | |
| 22 Jan. | Patchy rain possible | 5° /1° | 0.1 mm | 0 cm | |
| 23 Jan. | Moderate or heavy rain shower | 5° /2° | 16 mm | 0 cm | |
| 24 Jan. | Moderate or heavy rain shower | 9° /2° | 24.6 mm | 0 cm | |
| 25 Jan. | Heavy rain at times | 4° /1° | 4.8 mm | 0 cm | |
| 26 Jan. | Moderate or heavy rain shower | 5° /0° | 22.1 mm | 0 cm | |
| 27 Jan. | Moderate or heavy rain shower | 6° /2° | 17 mm | 0 cm | |
| 28 Jan. | Patchy rain possible | 5° /3° | 7.1 mm | 0 cm | |
| 29 Jan. | Overcast | 5° /3° | 0.8 mm | 0 cm | |
| 30 Jan. | Moderate rain at times | 4° /0° | 2.3 mm | 0 cm | |
| 31 Jan. | Patchy rain possible | 6° /0° | 11.6 mm | 0 cm | |
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Important Notice
Our weather forecast for Gwynedd in January 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 Gwynedd forecast closer to your planned date for the most up-to-date weather information.
Gwynedd in January - FAQ
What are the expected maximum and minimum temperatures in Gwynedd during January?
Brace for cold days with temperatures not exceeding 5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Gwynedd during January?
Significant rainfall exceeding 206.6 mm is expected in Gwynedd during January, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Gwynedd in January 2026?
Gwynedd experiences an average snowfall of 17.9 cm during January, occurring over 4 days.
What are the typical wind conditions in Gwynedd during January?
The average wind speed in Gwynedd during January is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Gwynedd snow forecast January 2026
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January rainfall patterns in Gwynedd
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Where is Gwynedd?Get accurate weather forecasts for Gwynedd, located at latitude 52.724 and longitude -4.057. Stay updated with localized weather information tailored for Gwynedd.
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