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Weather in Mesa, Arizona for December 2025

Your guide to Mesa weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Mesa is slightly cooler than the historical average by -0.6 °F.

  • The forecast for the upcoming days in Mesa predicts a temperature of 23.1 °F, which is slightly above the historical average.

  • In general, the average temperature in Mesa at the beginning of December is 22 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.7 °F by the end of December.

  • Rain 🌧️

  • With an average of 3 rainy days, Mesa experiences minimal rainfall in December.

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Average dry days
28
Dry days
Average rainy days
3
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/8°
Temperatures
Average wind speed
9 km/h
Avg max wind
Average humidity
39 %
Avg humidity

Mesa Weather December

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Temperatures trend during December in Mesa

See the weather trend as well as the moving average line

December weather in Mesa day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
Dec. 1 Light rain shower
Light rain shower
21° /9° 1.7 mm 6
Dec. 2 Sunny
Sunny
21° /6° 0 mm 6
Dec. 3 Sunny
Sunny
21° /7° 0 mm 6
Dec. 4 Overcast
Overcast
21° /7° 0 mm 5
Dec. 5 Partly cloudy
Partly cloudy
24° /7° 0 mm 6
Dec. 6 Sunny
Sunny
24° /8° 0 mm 6
Dec. 7 Partly cloudy
Partly cloudy
22° /6° 0 mm 6
Dec. 8 Sunny
Sunny
21° /6° 0 mm 5
Dec. 9 Sunny
Sunny
21° /5° 0 mm 6
Dec. 10 Sunny
Sunny
21° /4° 0 mm 6
Dec. 11 Overcast
Overcast
20° /6° 0 mm 4
Dec. 12 Overcast
Overcast
22° /10° 0 mm 5
Dec. 13 Sunny
Sunny
20° /9° 0 mm 5
Dec. 14 Sunny
Sunny
32° /9° 0 mm 0.6
Dec. 15 Sunny
Sunny
26° /10° 0 mm 0.6
Dec. 16 Sunny
Sunny
25° /7° 0 mm 0.7
Dec. 17 Sunny
Sunny
23° /15° 0 mm 0.6
Dec. 18 Sunny
Sunny
23° /15° 0 mm 0
Dec. 19 Sunny
Sunny
24° /15° 0 mm 5
Dec. 20 Sunny
Sunny
22° /15° 0 mm 5
Dec. 21 Sunny
Sunny
23° /15° 0 mm 5
Dec. 22 Sunny
Sunny
22° /16° 0 mm 5
Dec. 23 Partly cloudy
Partly cloudy
22° /17° 0 mm 5
Dec. 24 Overcast
Overcast
19° /18° 0 mm 4
Dec. 25 Sunny
Sunny
21° /15° 0 mm 5
Dec. 26 Sunny
Sunny
20° /14° 0 mm 5
Dec. 27 Partly cloudy
Partly cloudy
21° /15° 0 mm 5
Dec. 28 Partly cloudy
Partly cloudy
17° /8° 4.1 mm 4
Dec. 29 Overcast
Overcast
18° /8° 0.1 mm 4
Dec. 30 Patchy rain possible
Patchy rain possible
18° /8° 0.2 mm 5
Dec. 31 Overcast
Overcast
16° /8° 0 mm 4
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Important Notice
Our weather forecast for Mesa in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mesa forecast closer to your planned date for the most up-to-date weather information.

Mesa in December - FAQ

What are the expected maximum and minimum temperatures in Mesa during December?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Mesa during December?
Expect minimal rainfall in Mesa during December, with a total of 15.6 mm over approximately 3 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Mesa during December?
The average wind speed in Mesa during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Mesa

Explore the daily rainfall trends and prepare for Mesas December weather 💧
Typically, Mesa has 3 rainy days in December with a total of 15.6 mm of rainfall.

UV exposure in Mesa during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

Quick links

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Location coordinates Where is Mesa?

Get accurate weather forecasts for Mesa, located at latitude 33.422 and longitude -111.823. Stay updated with localized weather information tailored for Mesa.

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