Llandderfel Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Llandderfel.
Climate overview of Llandderfel
Temperatures in Llandderfel, Gwynedd, United Kingdom, vary greatly throughout the year. July is the hottest month at 19°C (66°F), while February is the coldest at 7°C (45°F).
With around 1151 mm (45 in) of annual rain/snowfall, Llandderfel has a notably wet climate. The wettest month is December. Sunshine peaks in May, when the city sees around 5.6 hours of sunshine per day.
Llandderfel Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Llandderfel — and find the best time to visit.
Monthly Temperature in Llandderfel
The climate in Llandderfel is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a pleasant 19°C (66°F) in July. In February, the coolest month of the year, temperatures drop to a chilly 7°C (45°F).
At night, temperatures range from around 11°C (52°F) in July to 2°C (36°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Llandderfel
Llandderfel has a notably wet climate with abundant precipitation, recording 1151 mm (45 in) of rain/snowfall per year. Despite minor fluctuations, Llandderfel enjoys fairly consistent precipitation throughout the year. In December, you can expect around 116 mm (4.6 in) of precipitation, while in September, Llandderfel receives about 85 mm (3.3 in). For more details, please visit our Llandderfel Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Llandderfel
Llandderfel 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
Daily hours of sunshine
Best Time to Visit Llandderfel
Frequently asked questions about the climate in Llandderfel
What is the best time to visit Llandderfel?
June, July and August typically offer the most optimal weather in Llandderfel. In contrast, January, February, March, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Llandderfel?
Daytime highs range from 7°C (45°F) in February to 19°C (66°F) in July. Nighttime lows range from 2°C (36°F) to 11°C (52°F). Temperatures vary considerably through the year.
How much rain does Llandderfel get?
Annual rainfall is around 1151 mm (45 in). December is the wettest month with 116 mm (4.6 in), while September is the driest with 85 mm (3.3 in).
How sunny is Llandderfel?
Llandderfel 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.
Llandderfel 3-Day Forecast
Llandderfel 3-Day Forecast
Llandderfel on the map
Llandderfel is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
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