Llandudno Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Llandudno.
Climate overview of Llandudno
The climate in Llandudno, Gwynedd, United Kingdom, sees a moderate range of temperatures across the year, from 20°C (68°F) in July down to 9°C (48°F) in January.
Rainfall is high, totalling around 1085 mm (43 in) per year. December is the wettest month and May the driest. The city also experiences pleasant summers and cold winters. May is the sunniest month, averaging 5.6 hours of sunshine per day.
Llandudno Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Llandudno - and find the best time to visit.
Monthly Temperature in Llandudno
The weather in Llandudno changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a pleasant 20°C (68°F) in July, the warmest time of the year, to a chilly 9°C (48°F) during cooler months like January.
At night, you can expect temperatures ranging from 13°C (55°F) in July to around 4°C (39°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Llandudno
Llandudno experiences significant rainfall throughout the year, averaging 1085 mm (43 in) of precipitation annually. Year-round, Llandudno has a balanced climate with minimal variation in precipitation. The difference between the wettest month, December, with 111 mm (4.4 in), and the driest month, May, with 75 mm (3 in), is minimal. For more details, please visit our Llandudno 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 Llandudno
Seasonal changes in sunshine hours are quite dramatic in Llandudno. While May receives considerable daily sunshine with up to 5.6 hours, December marks the darkest time of the year, where sunshine is scarce 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 Llandudno
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- 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 Llandudno
What is the best time to visit Llandudno?
July typically offers the most optimal weather in Llandudno. In contrast, January, February, March, November and December tend to have less optimal conditions. Llandudno has pleasant summers and cold winters.
What temperatures can I expect in Llandudno?
Daytime highs range from 9°C (48°F) in January to 20°C (68°F) in July. Nighttime lows range from 4°C (39°F) to 13°C (55°F).
How much rain does Llandudno get?
Annual rainfall is around 1085 mm (43 in). December is the wettest month with 111 mm (4.4 in), while May is the driest with 75 mm (3 in).
How sunny is Llandudno?
Llandudno 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.
Llandudno 3-Day Forecast
Llandudno on the map
Llandudno is highlighted - select any city to see its climate.
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