Northbrook Weather in December

What's the weather like in Northbrook (Illinois) in December 2024?

The climate in Northbrook during December can be summarized as cold and reasonably dry.

December is in the winter in Northbrook and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (35°F), whilst at night -7°C (20°F) is normal.

Northbrook weather averages (imperial / metric)
Daytime temperature 1.7°C 35°F
Nightly temperature -6.9°C 19.7°F
Average temperature -2.6°C 27.3°F
Daily sunshine 3.8 hrs
Avg rainfall 62 mm 2.4 ins
Rainy days 12 days
Sea temperature 5.3°C 41.6°F
Humidity 77%
Windspeed 19.4kph 12 mph

On average December is the 3rd driest month of the year in Northbrook with around 62mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.8 hours of sunshine per day.

December temperatures in Northbrook

Northbrook average temperature in December

December rainfall

Northbrook average rain in December

December hourly sunshine

Northbrook average rain in December

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Northbrook in December 2024.

Other monthly averages

Best places to visit in December

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Northbrook weather stats

Northbrook weather statistics
Hottest month: July 28.2°C 82.8°F
Driest month: February 39mm 1.5ins
Sunniest month: July 11.1hrs
Coldest month: January -1.5°C 29.3°F
Wettest month: July 101mm 4ins
Map showing location of Northbrook (42.12753, -87.82895) Northbrook map pin © Google

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