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Capel-Curig Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Capel-Curig.
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Climate overview of Capel-Curig
The climate in Capel-Curig, Gwynedd, United Kingdom, is marked by large temperature swings across the seasons, ranging from 19°C (66°F) in July to 8°C (46°F) in January.
With around 1287 mm (51 in) of annual rain/snowfall, Capel-Curig has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has pleasant summers and cold winters. The wettest month is December. The sunniest month is May, with 5.6 hours of sunshine per day on average.
Capel-Curig Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Capel-Curig - and find the best time to visit.
Monthly Temperature in Capel-Curig
In Capel-Curig, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a pleasant 19°C (66°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 8°C (46°F).
At night, temperatures range from around 12°C (54°F) in July to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Capel-Curig
Capel-Curig experiences significant rain/snowfall throughout the year, averaging 1287 mm (51 in) of precipitation annually. Despite minor fluctuations, Capel-Curig enjoys fairly consistent precipitation throughout the year. In December, you can expect around 132 mm (5.2 in) of precipitation, while in May, Capel-Curig receives about 91 mm (3.6 in). For more details, please visit our Capel-Curig Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Capel-Curig
Capel-Curig can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 5.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 0.9 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Bala, the United Kingdom (29 KM, 18 Miles).
Daily hours of sunshine
Data from: Bala, the United Kingdom (29 KM, 18 Miles).
Best Time to Visit Capel-Curig
Conditions in Capel-Curig are generally most comfortable in July. They are typically least comfortable in January, February, March, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
wet
Feb
wet
Mar
cold
Apr
mixed
May
good
Jun
good
Jul
very good
Aug
good
Sep
mixed
Oct
mixed
Nov
wet
Dec
wet
- Best overall: July
- Warmest weather: July and August
- Most sunshine: May
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Capel-Curig
What is the best time to visit Capel-Curig?
July typically offers the most optimal weather in Capel-Curig. In contrast, January, February, March, November and December tend to have less optimal conditions. Capel-Curig has pleasant summers and cold winters.
What temperatures can I expect in Capel-Curig?
Daytime highs range from 8°C (46°F) in January to 19°C (66°F) in July. Nighttime lows range from 2°C (36°F) to 12°C (54°F). Temperatures vary considerably through the year.
How much rain does Capel-Curig get?
Annual rainfall is around 1287 mm (51 in). December is the wettest month with 132 mm (5.2 in), while May is the driest with 91 mm (3.6 in).
How sunny is Capel-Curig?
Capel-Curig receives around 1,192 hours of sunshine per year. May is the sunniest month with 169 hours, while December is the cloudiest with just 26 hours.
Capel-Curig 3-Day Forecast
Capel-Curig on the map
Capel-Curig is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
London
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15°C (59°F) Edinburgh13°C (55°F) Glasgow14°C (57°F) Bucket list
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