New Castle Weather in December

What's the weather like in New Castle (New Hampshire) in December 2024?

The climate in New Castle during December can be summarized as cold and damp.

December is in the winter in New Castle and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 3°C (37°F), whilst at night -7°C (19°F) is normal.

New Castle weather averages (imperial / metric)
Daytime temperature 3°C 37.3°F
Nightly temperature -7.2°C 19.1°F
Average temperature -2.1°C 28.2°F
Daily sunshine 5.1 hrs
Avg rainfall 107 mm 4.2 ins
Rainy days 12 days
Sea temperature 7°C 44.5°F
Humidity 69%
Windspeed 15.8kph 10 mph

On average December is the 2nd wettest month of the year in New Castle with around 107mm 4.2 inches of rain making it a damp 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 5.1 hours of sunshine per day.

December temperatures in New Castle

New Castle average temperature in December

December rainfall

New Castle average rain in December

December hourly sunshine

New Castle 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 New Castle 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

New Castle weather stats

New Castle weather statistics
Hottest month: July 27.3°C 81.1°F
Driest month: August 70mm 2.8ins
Sunniest month: July 10hrs
Coldest month: January 0.5°C 32.9°F
Wettest month: November 126mm 5ins
Map showing location of New Castle (43.07231, -70.71616) New Castle map pin © Google

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