Llandwrog Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Llandwrog.

Full Climate overview Temperature Rainfall Sunshine
Current conditions Llandwrog –  

Climate overview of Llandwrog

The climate in Llandwrog, Gwynedd, United Kingdom, sees a moderate range of temperatures across the year, from 19°C (66°F) in August down to 9°C (48°F) in February.

Rainfall is high, totalling around 1505 mm (59 in) per year. December is the wettest month and May the driest. May is the sunniest month, averaging 5.6 hours of sunshine per day.

Llandwrog Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Llandwrog - and find the best time to visit.

Monthly Temperature in Llandwrog

In Llandwrog, seasonal changes bring about a moderate variation in temperatures. Average maximum daytime temperatures range from a pleasant 19°C (66°F) in August, the warmest time of the year, to a chilly 9°C (48°F) during cooler months like February.

At night, you can expect temperatures ranging from 13°C (55°F) in August to around 4°C (39°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Llandwrog

Llandwrog experiences significant rainfall throughout the year, averaging 1505 mm (59 in) of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. December brings wetter days averaging 169 mm (6.7 in) of precipitation, spread over 21 rainy days.

In contrast, the driest month May experiences a drier climate, with about 90 mm (3.5 in) of rainfall spread across 16 rainy days. For more details, please visit our Llandwrog Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Llandwrog

Seasonal changes in sunshine hours are quite dramatic in Llandwrog. 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

Data from: Bala, the United Kingdom (51 KM, 31 Miles).

Daily hours of sunshine

Data from: Bala, the United Kingdom (51 KM, 31 Miles).

Best Time to Visit Llandwrog

The most favourable weather available in Llandwrog usually occurs in May, June, July and August. Conditions are generally most challenging 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.

  • Best overall: May, June, July and August
  • Warmest weather: July, August and September
  • Most sunshine: May

Frequently asked questions about the climate in Llandwrog

What is the best time to visit Llandwrog?

May, June, July and August typically offer the most optimal weather in Llandwrog. In contrast, January, February, March, November and December tend to have less optimal conditions.

What temperatures can I expect in Llandwrog?

Daytime highs range from 9°C (48°F) in February to 19°C (66°F) in August. Nighttime lows range from 4°C (39°F) to 13°C (55°F).

How much rain does Llandwrog get?

Annual rainfall is around 1505 mm (59 in). December is the wettest month with 169 mm (6.7 in), while May is the driest with 90 mm (3.5 in).

How sunny is Llandwrog?

Llandwrog 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.

Llandwrog 3-Day Forecast

Llandwrog on the map

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