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Weather in Sumter County, Florida for December 2025

Your guide to Sumter County weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Sumter County at the beginning of December is 17.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22.7 °F by the end of December.

  • Rain 🌧️

  • Sumter County experiences moderate rainfall in December, with an average of 6 rainy days and a total precipitation of 32.1 mm.

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Average dry days
25
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/11°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Sumter County Weather December

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Temperatures trend during December in Sumter County

See the weather trend as well as the moving average line

December weather in Sumter County day by day

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Date Weather Temperatures Rain UV More
Dec. 1 Cloudy
Cloudy
18° /7° 0 mm 4
Dec. 2 Sunny
Sunny
18° /7° 0 mm 5
Dec. 3 Sunny
Sunny
16° /4° 0 mm 5
Dec. 4 Sunny
Sunny
17° /2° 0 mm 5
Dec. 5 Overcast
Overcast
20° /7° 0 mm 5
Dec. 6 Heavy rain at times
Heavy rain at times
15° /8° 1.2 mm 4
Dec. 7 Sunny
Sunny
18° /3° 0 mm 5
Dec. 8 Sunny
Sunny
21° /6° 0 mm 6
Dec. 9 Overcast
Overcast
23° /13° 0 mm 5
Dec. 10 Overcast
Overcast
23° /15° 0 mm 5
Dec. 11 Moderate or heavy rain shower
Moderate or heavy rain shower
20° /11° 15.7 mm 5
Dec. 12 Sunny
Sunny
16° /4° 0 mm 5
Dec. 13 Overcast
Overcast
19° /10° 0 mm 4
Dec. 14 Patchy rain possible
Patchy rain possible
22° /15° 0.2 mm 5
Dec. 15 Patchy rain possible
Patchy rain possible
24° /17° 0.1 mm 5
Dec. 16 Patchy rain possible
Patchy rain possible
25° /16° 0.2 mm 6
Dec. 17 Patchy rain possible
Patchy rain possible
25° /18° 0.2 mm 6
Dec. 18 Patchy rain possible
Patchy rain possible
25° /19° 3.2 mm 6
Dec. 19 Overcast
Overcast
23° /18° 1.2 mm 5
Dec. 20 Overcast
Overcast
20° /12° 0 mm 5
Dec. 21 Sunny
Sunny
15° /6° 0 mm 5
Dec. 22 Overcast
Overcast
17° /5° 0 mm 4
Dec. 23 Overcast
Overcast
19° /11° 0 mm 4
Dec. 24 Overcast
Overcast
18° /11° 0 mm 4
Dec. 25 Overcast
Overcast
20° /11° 0 mm 5
Dec. 26 Overcast
Overcast
20° /13° 0 mm 5
Dec. 27 Cloudy
Cloudy
25° /15° 0 mm 6
Dec. 28 Patchy rain possible
Patchy rain possible
25° /17° 0.2 mm 6
Dec. 29 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /18° 9.6 mm 5
Dec. 30 Patchy rain possible
Patchy rain possible
25° /18° 0.3 mm 6
Dec. 31 Fog
Fog
22° /14° 0 mm 5
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Important Notice
Our weather forecast for Sumter 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 Sumter County forecast closer to your planned date for the most up-to-date weather information.

Sumter County in December - FAQ

What are the expected maximum and minimum temperatures in Sumter County during December?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Sumter County during December?
In December, Sumter County can expect light to moderate rainfall, totaling 32.1 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Sumter County during December?
The average wind speed in Sumter County during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Sumter County

Explore the daily rainfall trends and prepare for Sumter Countys December weather 💧

UV exposure in Sumter County during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Location coordinates Where is Sumter County?

Get accurate weather forecasts for Sumter County, located at latitude 28.934 and longitude -81.96. Stay updated with localized weather information tailored for Sumter County.

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