Llanfairpwllgwyngyll Weather in December

December in Llanfairpwllgwyngyll averages 9°C (48°F) during the day and 4°C (39°F) at night. It is the wettest month of the year, with 119 mm (4.7 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Llanfairpwllgwyngyll in December

With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. You can expect rain on roughly 21 days based on historical data, averaging 119 mm (4.7 in) for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Llanfairpwllgwyngyll in December

Daytime temperatures in Llanfairpwllgwyngyll reach 9°C (48°F) in December, dropping to 4°C (39°F) at night. During December, you'll experience the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights fall to 4°C (39°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Llanfairpwllgwyngyll in December

With limited sunshine this month, there are about 26 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

December in Llanfairpwllgwyngyll can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.