Castlerea Weather in December

During December, Castlerea experiences low daytime temperatures of 9°C (48°F) and cooler nights around 3°C (37°F). As the wettest month of the year, and part of the winter season, expect frequent rainfall.

Rainfall in Castlerea in December

Since this is the rainiest month of the year, it's a good idea to carry an umbrella just in case. This month experiences about 22 days of rain according to historical data, averaging 107 mm (4.2 in). Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Castlerea in December

December in Castlerea brings typical temperatures with highs around 9°C (48°F) and lows of 3°C (37°F). December is a notable month of the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights drop to 3°C (37°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Castlerea in December

With limited sunshine this month, there are about 35 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

December in Castlerea has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.