Mount Prospect Weather in December

December in Mount Prospect typically sees daytime highs of 3°C (37°F) and nighttime lows of -5°C (23°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.

Rainfall in Mount Prospect in December

Historically, December sees about 13 days of snow/rain, with a monthly average of 81 mm (3.2 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Mount Prospect in December

December in Mount Prospect brings typical temperatures with highs around 3°C (37°F) and lows of -5°C (23°F). December is typically considered a winter month. It stays very cold throughout much of the day, so warm winter clothing is essential. With overnight lows of -5°C (23°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. With temperatures this low, you'll need to dress warmly. Staying prepared is crucial to avoid the discomfort of the cold.

Sunshine in Mount Prospect in December

The area enjoys a balanced 107 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Wind Speed in Mount Prospect in December

December has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Mount Prospect. Our weather planner can help you explore destinations with more pleasant weather conditions.