Coolidge Corner Weather in December

In Coolidge Corner, December brings low daytime temperatures around 6°C (43°F), with nights cooling to -3°C (27°F). It is the wettest month of the year, so expect more snow/rainfall than usual.

Rainfall in Coolidge Corner in December

It's the month with the heaviest rainfall, so an umbrella is a must to navigate the wet weather. Based on our climate data of the past 30 years, about 12 days of snow/rain are anticipated, with 134 mm (5.3 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Coolidge Corner in December

In December, Coolidge Corner gets low temperatures, with highs of 6°C (43°F). Nights cool to around -3°C (27°F). December marks the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights drop below freezing to -3°C (27°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Coolidge Corner in December

The area experiences a moderate amount of sunshine, with approximately 141 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Coolidge Corner in December

December has wind speeds averaging 7 m/s (14 knots). You can expect generally windy conditions with strong breezes affecting daily routines on typical days. As an average, some days have moderate strong winds while others feature more intense gusts that make walking and movement challenging.

Average water temperature in December

The water temperature is only 8°C (46°F) this month, cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Coolidge Corner. Our weather planner can help you explore destinations with more pleasant weather conditions.