Collin County (Frisco)
December
Weather in Collin County, Texas for December 2026
Your guide to Collin County weather in December - trends and predictions
In general, the average temperature in Collin County at the beginning of December is 13.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 15.1 °F by the end of December.
The climate of Collin County in December is notably wet, with an average of 15 rainy days, and a total of 143.9 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
15°/6°
Temperatures
22 km/h
Avg max wind
66 %
Avg humidity
Collin County Weather December
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Temperatures trend during December in Collin County
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December weather in Collin County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 12° /3° | 0 mm | 3 | |
| Dec. 2 |  Sunny | 15° /1° | 0 mm | 4 | |
| Dec. 3 | Sunny | 16° /1° | 0 mm | 4 | |
| Dec. 4 | Sunny | 12° /4° | 9.6 mm | 3 | |
| Dec. 5 | Sunny | 15° /3° | 0 mm | 4 | |
| Dec. 6 | Sunny | 12° /2° | 0 mm | 4 | |
| Dec. 7 |  Cloudy | 15° /4° | 5.3 mm | 3 | |
| Dec. 8 |  Patchy rain possible | 17° /7° | 2.9 mm | 4 | |
| Dec. 9 |  Mist | 15° /6° | 0 mm | 4 | |
| Dec. 10 | Sunny | 14° /2° | 0 mm | 4 | |
| Dec. 11 | Sunny | 16° /3° | 0 mm | 5 | |
| Dec. 12 | Overcast | 17° /5° | 0 mm | 4 | |
| Dec. 13 | Overcast | 13° /7° | 0.9 mm | 3 | |
| Dec. 14 | Cloudy | 16° /7° | 4.3 mm | 4 | |
| Dec. 15 | Light rain shower | 13° /5° | 7.5 mm | 3 | |
| Dec. 16 | Sunny | 15° /8° | 3 mm | 4 | |
| Dec. 17 | Sunny | 16° /9° | 1.1 mm | 4 | |
| Dec. 18 | Sunny | 16° /6° | 7.2 mm | 4 | |
| Dec. 19 | Overcast | 12° /3° | 0 mm | 4 | |
| Dec. 20 | Sunny | 18° /6° | 0 mm | 3 | |
| Dec. 21 |  Light rain | 14° /7° | 3.3 mm | 3 | |
| Dec. 22 | Light rain shower | 16° /8° | 0.6 mm | 3 | |
| Dec. 23 | Overcast | 18° /13° | 0.9 mm | 2 | |
| Dec. 24 | Light rain shower | 18° /14° | 29.2 mm | 3 | |
| Dec. 25 | Overcast | 14° /10° | 1.7 mm | 3 | |
| Dec. 26 |  Partly cloudy | 16° /11° | 18.2 mm | 3 | |
| Dec. 27 | Partly cloudy | 16° /10° | 0 mm | 3 | |
| Dec. 28 | Overcast | 17° /7° | 3.3 mm | 2 | |
| Dec. 29 | Partly cloudy | 12° /3° | 0 mm | 3 | |
| Dec. 30 | Sunny | 15° /4° | 0 mm | 4 | |
| Dec. 31 | Sunny | 16° /5° | 0 mm | 3 | |
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Important Notice
Our weather forecast for Collin County 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 Collin County forecast closer to your planned date for the most up-to-date weather information.
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Collin County in December - FAQ
What are the expected maximum and minimum temperatures in Collin County during December?
During December, expect a variety of temperatures with highs around 15° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Collin County during December?
Significant rainfall exceeding 143.9 mm is expected in Collin County during December, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Collin County during December?
The average wind speed in Collin County during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Collin County
Explore the daily rainfall trends and prepare for Collin Countys December weather 💧
Typically, Collin County has 15 rainy days in December with a total of 143.9 mm of rainfall.
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Where is Collin County?Get accurate weather forecasts for Collin County, located at latitude 33.151 and longitude -96.824. Stay updated with localized weather information tailored for Collin County.
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