Tucson Weather in December

What's the weather like in Tucson (Arizona) in December 2024?

The climate in Tucson during December can be summarized as mild and dry.

December is in the winter in Tucson and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 19°C (66°F), whilst at night 5°C (41°F) is normal.

Tucson weather averages (imperial / metric)
Daytime temperature	18.6°C 65.5°F
Nightly temperature	4.8°C 40.6°F
Average temperature	11.7°C 53.1°F
Daily sunshine	8.6 hrs
Avg rainfall	27 mm 1.1 ins
Rainy days	5 days
Sea temperature	16.9°C 62.4°F
Humidity	52%
Windspeed	13kph 8 mph

On average December is the 4th wettest month of the year in Tucson with around 27mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.6 hours of sunshine per day.

December temperatures in Tucson

December rainfall

December hourly sunshine

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 Tucson in December 2024.