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Weather in McKinney for December 2025

Your guide to McKinney weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in McKinney at the beginning of December is 15 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 13.9 °F by the end of December.

  • Rain 🌧️

  • The climate of McKinney in December is notably wet, with an average of 15 rainy days, and a total of 152.3 mm of precipitation.

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Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/6°
Temperatures
Average wind speed
23 km/h
Avg max wind
Average humidity
68 %
Avg humidity

McKinney Weather December

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Temperatures trend during December in McKinney

See the weather trend as well as the moving average line

December weather day by day

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Date Weather Temperatures Rain UV More
Dec. 1 Overcast
Overcast
14° /4° 0 mm 4
Dec. 2 Fog
Fog
18° /3° 0 mm 5
Dec. 3 Sunny
Sunny
17° /1° 0 mm 5
Dec. 4 Sunny
Sunny
13° /5° 18 mm 4
Dec. 5 Sunny
Sunny
15° /4° 0 mm 4
Dec. 6 Sunny
Sunny
14° /1° 0 mm 4
Dec. 7 Overcast
Overcast
14° /4° 9.6 mm 3
Dec. 8 Patchy rain possible
Patchy rain possible
19° /10° 6.9 mm 4
Dec. 9 Fog
Fog
14° /8° 0 mm 4
Dec. 10 Sunny
Sunny
12° /2° 0 mm 4
Dec. 11 Sunny
Sunny
15° /2° 0 mm 5
Dec. 12 Overcast
Overcast
15° /5° 0 mm 4
Dec. 13 Patchy rain possible
Patchy rain possible
11° /8° 3.2 mm 3
Dec. 14 Cloudy
Cloudy
18° /9° 4.5 mm 5
Dec. 15 Heavy rain
Heavy rain
16° /8° 17.5 mm 4
Dec. 16 Sunny
Sunny
16° /8° 2.6 mm 4
Dec. 17 Partly cloudy
Partly cloudy
17° /9° 2.3 mm 5
Dec. 18 Sunny
Sunny
15° /6° 13.2 mm 4
Dec. 19 Overcast
Overcast
10° /2° 0 mm 3
Dec. 20 Overcast
Overcast
15° /5° 0 mm 4
Dec. 21 Light rain
Light rain
14° /6° 4.9 mm 4
Dec. 22 Light rain shower
Light rain shower
15° /7° 0.9 mm 4
Dec. 23 Light rain shower
Light rain shower
15° /12° 1.7 mm 4
Dec. 24 Moderate or heavy rain shower
Moderate or heavy rain shower
17° /12° 42.6 mm 4
Dec. 25 Sunny
Sunny
12° /7° 2 mm 4
Dec. 26 Sunny
Sunny
14° /8° 22.5 mm 4
Dec. 27 Partly cloudy
Partly cloudy
12° /5° 0 mm 4
Dec. 28 Cloudy
Cloudy
14° /6° 0 mm 4
Dec. 29 Partly cloudy
Partly cloudy
12° /4° 0 mm 4
Dec. 30 Sunny
Sunny
18° /6° 0 mm 5
Dec. 31 Overcast
Overcast
15° /7° 0 mm 4
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Important Notice
Our weather forecast for McKinney 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 McKinney forecast closer to your planned date for the most up-to-date weather information.

McKinney in December - FAQ

What are the expected maximum and minimum temperatures in McKinney 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 McKinney during December?
Significant rainfall exceeding 152.3 mm is expected in McKinney during December, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in McKinney during December?
The average wind speed in McKinney during December is 23 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in McKinney

Explore the daily rainfall trends and prepare for McKinneys December weather 💧

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Location coordinates Where is McKinney?

Get accurate weather forecasts for McKinney, located at latitude 33.198 and longitude -96.615. Stay updated with localized weather information tailored for McKinney.

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