Mesa
Arizona, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Mesa, AZ

An aerial panoramic shot of the scenic city of Mesa in Arizona, with a view of the famous well-manicured golf course near the Red Mountain range
An aerial panoramic shot of the scenic city of Mesa in Arizona, with a view of the famous well-manicured golf course near the Red Mountain range
December is the coldest month of the year in Mesa, with mild days and cold nights; the average low temperatures are in the zone of 39.9°F (4.4°C) to 66.9°F (19.4°C) as the winter season sets in the city. Nights are cold but rarely plummet below freezing.
December experiences a little amount of rain, and the skies remain mostly clear. There is no shortage of sunny days even during the winter, and the humidity remains low.
December is a great time to visit Mesa. Even Christmas is warm, both in the hearts of the populace and the warm sunny weather.

What are the coldest months in Mesa?

The coldest months in Mesa are January and December, with an average high-temperature of 66.9°F (19.4°C).

What is the temperature in December in Mesa?

The average high-temperature, in December, in Mesa, is 66.9°F (19.4°C), while the average low-temperature is 39.9°F (4.4°C).

How much does it rain in Mesa in December?

In Mesa, in December, 1" (24.9mm) of precipitation is typically accumulated.

What is the month with the shortest days in Mesa?

The month with the shortest days is December, with an average of 10h of daylight.

What is the average length of the day in December in Mesa?

The average length of the day in December is 10h.
Average temperature in December - Mesa, AZ
  • Average high temperature in December: 67°F

The warmest month (with the highest average high temperature) is July (106°F).
Months with the lowest average high temperature are January and December (67°F).

  • Average low temperature in December: 40°F

The month with the highest average low temperature is July (77°F).
The coldest month (with the lowest average low temperature) is December (40°F).

Average rainfall in December - Mesa, AZ
  • Average rainfall in December: 1"

The wettest month (with the highest rainfall) is March (1.2").
The driest month (with the lowest rainfall) is June (0.1").

Average daylight in December - Mesa, AZ
  • Average daylight in December: 10h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).