Tempe (AZ)
December
Weather in Tempe, Arizona for December 2026
Your guide to Tempe weather in December - trends and predictions
In general, the average temperature in Tempe at the beginning of December is 22 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.4 °C by the end of December.
With an average of 3 rainy days, Tempe experiences minimal rainfall in December.
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Temperatures
Rain 🌧️
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28
Dry days
3
Rainy days
0
Snow days
21°/9°
Temperatures
9 km/h
Avg max wind
42 %
Avg humidity
Tempe Weather December
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Temperatures trend during December in Tempe
See the weather trend as well as the moving average line
December weather in Tempe day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Light rain shower | 22° /10° | 1.7 mm | 6 | |
| Dec. 2 |  Sunny | 21° /7° | 0 mm | 6 | |
| Dec. 3 | Sunny | 21° /8° | 0 mm | 6 | |
| Dec. 4 | Sunny | 21° /7° | 0 mm | 5 | |
| Dec. 5 |  Partly cloudy | 24° /7° | 0 mm | 6 | |
| Dec. 6 | Sunny | 23° /9° | 0 mm | 6 | |
| Dec. 7 | Sunny | 22° /7° | 0 mm | 6 | |
| Dec. 8 | Sunny | 21° /6° | 0 mm | 6 | |
| Dec. 9 | Sunny | 21° /6° | 0 mm | 6 | |
| Dec. 10 | Sunny | 21° /4° | 0 mm | 6 | |
| Dec. 11 |  Overcast | 20° /7° | 0 mm | 4 | |
| Dec. 12 | Overcast | 22° /10° | 0 mm | 5 | |
| Dec. 13 | Sunny | 20° /9° | 0 mm | 5 | |
| Dec. 14 | Sunny | 21° /7° | 0 mm | 5 | |
| Dec. 15 | Partly cloudy | 22° /9° | 0 mm | 6 | |
| Dec. 16 | Sunny | 21° /7° | 0 mm | 5 | |
| Dec. 17 | Sunny | 23° /8° | 0 mm | 6 | |
| Dec. 18 | Sunny | 23° /9° | 0 mm | 6 | |
| Dec. 19 | Sunny | 24° /10° | 0 mm | 6 | |
| Dec. 20 | Sunny | 23° /10° | 0.1 mm | 4 | |
| Dec. 21 | Sunny | 23° /9° | 0 mm | 4 | |
| Dec. 22 | Light rain shower | 21° /8° | 6 mm | 4 | |
| Dec. 23 | Overcast | 21° /10° | 0.6 mm | 3 | |
| Dec. 24 | Sunny | 19° /10° | 13.9 mm | 4 | |
| Dec. 25 | Sunny | 19° /11° | 0 mm | 3 | |
| Dec. 26 | Overcast | 18° /10° | 0 mm | 3 | |
| Dec. 27 | Overcast | 18° /9° | 0 mm | 3 | |
| Dec. 28 | Partly cloudy | 18° /7° | 0 mm | 4 | |
| Dec. 29 | Overcast | 20° /8° | 0 mm | 4 | |
| Dec. 30 | Partly cloudy | 20° /9° | 0 mm | 4 | |
| Dec. 31 | Partly cloudy | 16° /8° | 0 mm | 3 | |
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Important Notice
Our weather forecast for Tempe 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 Tempe forecast closer to your planned date for the most up-to-date weather information.
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Tempe in December - FAQ
What are the expected maximum and minimum temperatures in Tempe during December?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Tempe during December?
In December, Tempe can expect light to moderate rainfall, totaling 22.4 mm across approximately 3 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Tempe during December?
The average wind speed in Tempe during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Tempe
Explore the daily rainfall trends and prepare for Tempes December weather 💧
Typically, Tempe has 3 rainy days in December with a total of 22.4 mm of rainfall.
UV exposure in Tempe during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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