Gilbert (AZ)
December
Weather in Gilbert, Arizona for December 2026
Your guide to Gilbert weather in December - trends and predictions
In general, the average temperature in Gilbert at the beginning of December is 21.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.1 °C by the end of December.
With an average of 4 rainy days, Gilbert experiences minimal rainfall in December.
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Temperatures
Rain 🌧️
More
27
Dry days
4
Rainy days
0
Snow days
20°/8°
Temperatures
9 km/h
Avg max wind
44 %
Avg humidity
Gilbert Weather December
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Temperatures trend during December in Gilbert
See the weather trend as well as the moving average line
December weather in Gilbert day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Light rain shower | 21° /9° | 1.7 mm | 6 | |
| Dec. 2 |  Sunny | 21° /6° | 0 mm | 6 | |
| Dec. 3 | Sunny | 21° /7° | 0 mm | 6 | |
| Dec. 4 |  Overcast | 20° /6° | 0 mm | 5 | |
| Dec. 5 | Sunny | 24° /6° | 0 mm | 6 | |
| Dec. 6 | Sunny | 24° /8° | 0 mm | 6 | |
| Dec. 7 |  Partly cloudy | 22° /6° | 0 mm | 6 | |
| Dec. 8 | Sunny | 21° /5° | 0 mm | 6 | |
| Dec. 9 | Sunny | 21° /5° | 0 mm | 6 | |
| Dec. 10 | Sunny | 21° /3° | 0 mm | 6 | |
| Dec. 11 | Overcast | 20° /6° | 0 mm | 5 | |
| Dec. 12 | Overcast | 22° /10° | 0 mm | 5 | |
| Dec. 13 |  Cloudy | 20° /9° | 0 mm | 5 | |
| Dec. 14 | Sunny | 21° /7° | 0 mm | 5 | |
| Dec. 15 | Partly cloudy | 22° /8° | 0 mm | 6 | |
| Dec. 16 | Sunny | 21° /7° | 0 mm | 5 | |
| Dec. 17 | Sunny | 22° /7° | 0 mm | 6 | |
| Dec. 18 | Sunny | 23° /8° | 0 mm | 6 | |
| Dec. 19 | Sunny | 24° /9° | 0 mm | 7 | |
| Dec. 20 | Sunny | 23° /10° | 0.4 mm | 6 | |
| Dec. 21 | Sunny | 23° /8° | 0 mm | 4 | |
| Dec. 22 | Partly cloudy | 21° /6° | 5.6 mm | 4 | |
| Dec. 23 | Overcast | 21° /8° | 0.5 mm | 4 | |
| Dec. 24 | Partly cloudy | 19° /8° | 8.7 mm | 4 | |
| Dec. 25 | Sunny | 20° /9° | 0 mm | 4 | |
| Dec. 26 | Overcast | 19° /7° | 0 mm | 4 | |
| Dec. 27 | Overcast | 18° /8° | 0 mm | 3 | |
| Dec. 28 | Partly cloudy | 17° /7° | 3 mm | 4 | |
| Dec. 29 | Overcast | 18° /8° | 0.1 mm | 4 | |
| Dec. 30 | Patchy rain possible | 19° /8° | 0.2 mm | 4 | |
| Dec. 31 | Overcast | 16° /8° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Gilbert 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 Gilbert forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gilbert in December - FAQ
What are the expected maximum and minimum temperatures in Gilbert 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 Gilbert during December?
In December, Gilbert can expect light to moderate rainfall, totaling 20.2 mm across approximately 4 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Gilbert during December?
The average wind speed in Gilbert during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Gilbert
Explore the daily rainfall trends and prepare for Gilberts December weather 💧
Typically, Gilbert has 4 rainy days in December with a total of 20.2 mm of rainfall.
UV exposure in Gilbert during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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