Arlington Heights Weather in December

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

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

December is in the winter in Arlington Heights and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 1°C (34°F), whilst at night -7°C (19°F) is normal.

Arlington Heights weather averages (imperial / metric)
Daytime temperature 1.4°C 34.4°F
Nightly temperature -7.2°C 19.1°F
Average temperature -2.9°C 26.8°F
Daily sunshine 3.8 hrs
Avg rainfall 66 mm 2.6 ins
Rainy days 12 days
Sea temperature 5.3°C 41.6°F
Humidity 76%
Windspeed 19.4kph 12 mph

On average December is the 4th driest month of the year in Arlington Heights with around 66mm 2.6 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 Arlington Heights

Arlington Heights average temperature in December

December rainfall

Arlington Heights average rain in December

December hourly sunshine

Arlington Heights 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 Arlington Heights 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

Arlington Heights weather stats

Arlington Heights weather statistics
Hottest month: July 28.3°C 82.9°F
Driest month: February 37mm 1.5ins
Sunniest month: July 11hrs
Coldest month: January -2°C 28.4°F
Wettest month: July 104mm 4.1ins
Map showing location of Arlington Heights (42.08836, -87.98063) Arlington Heights map pin © Google

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