Collooney Weather in December

December in Collooney averages 9°C (48°F) during the day and 3°C (37°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 Collooney in December

The month brings the most rain, so be prepared with an umbrella for the occasional shower. You can expect rain on around 23 days based on historical patterns, with 119 mm (4.7 in) average for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Collooney in December

If you're visiting Collooney in December, expect highs of 9°C (48°F) and overnight lows around 3°C (37°F). The month of December belongs to the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With lows around 3°C (37°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Collooney in December

The month is characterized by fewer sunny days, with roughly 35 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

December in Collooney 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.