Windsor Weather in December

December in Windsor averages 9°C (48°F) during the day and 3°C (37°F) at night. Quite a bit of rainfall is typical this month, with around 63 mm (2.5 in) on average. An umbrella is a good idea.

Rainfall in Windsor in December

Looking at the last 30 years, the data shows about 17 days with rain, averaging 63 mm (2.5 in) for the month. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Windsor in December

December in Windsor brings low temperatures, with highs of 9°C (48°F) and nights around 3°C (37°F). December marks the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Windsor in December

This month is characterized by fewer sunny days, with about 54 hours of sunshine. It's great for those who appreciate cooler, less sunny days.

Wind Speed in Windsor in December

December sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

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