Newcastle Weather in December

What's the weather like in Newcastle (Wyoming) in December 2024?

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

December is in the winter in Newcastle and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a freezing 1°C (34°F), whilst at night -11°C (13°F) is normal.

Newcastle weather averages (imperial / metric)
Daytime temperature 1°C 33.7°F
Nightly temperature -10.6°C 13°F
Average temperature -4.8°C 23.4°F
Daily sunshine 5.7 hrs
Avg rainfall 15 mm 0.6 ins
Rainy days 8 days
Sea temperature 9.5°C 49.1°F
Humidity 65%
Windspeed 19.8kph 12 mph

On average December is the 3rd driest month of the year in Newcastle with around 15mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.7 hours of sunshine per day.

December temperatures in Newcastle

Newcastle average temperature in December

December rainfall

Newcastle average rain in December

December hourly sunshine

Newcastle 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 Newcastle in December 2024.