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Weather in Arapahoe County, Colorado for December 2025

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

    Snow Forecast ❄️

  • Snowfall in Arapahoe County during December is quite rare, with fewer than 2 snowy days on average.
    According to Arapahoe County snow forecast for December 2025, 4 snowy days are expected until the end of the month. The closest date with snow is Friday, December 26.

    • Temperatures

  • Until now, December 2025 in Arapahoe County has been nearly identical to the historical average, with a temperature of 8.7 °F (showing only a slight deviation of 0.3 °F).

  • The forecast for the upcoming days in Arapahoe County predicts a temperature of 9.6 °F, which is slightly above the historical average.

  • In general, the average temperature in Arapahoe County at the beginning of December is 7.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 6 °F by the end of December.

    • Rain 🌧️

  • Precipitation in Arapahoe County during December is a rare event, with an average of fewer than 2 rainy days.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
31
Dry days
Average rainy days
0
Rainy days
Average snowy days
0
Snow days
Average temperatures
8°/-2°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
58 %
Avg humidity

Arapahoe County Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
6°
2
Sunny
7°
3
Partly cloudy
6°
4
Partly cloudy
8°
5
Mist
9°
6
Partly cloudy
10°
7
Partly cloudy
9°
8
Overcast
8°
9
Partly cloudy
5°
10
Sunny
6°
11
Partly cloudy
8°
12
Overcast
9°
13
Overcast
9°
14
Sunny
12°
15
Sunny
12°
16
Sunny
10°
17
Overcast
11°
18
Sunny
7°
19
Partly cloudy
14°
20
Sunny
15°
21
Sunny
9°
22
Sunny
14°
23
Overcast
16°
24
Sunny
17°
25
Sunny
17°
26
Patchy rain possible
6°
27
Patchy rain possible
9°
28
Patchy rain possible
3°
29
Patchy rain possible
3°
30
Heavy snow
0°
31
Sunny
4°

Temperatures trend during December in Arapahoe County

See the weather trend as well as the moving average line

December weather in Arapahoe County day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Sunny
Sunny
 6° /-6° 0 mm 0 cm
Dec. 2 Sunny
Sunny
 7° /-5° 0 mm 0 cm
Dec. 3 Partly cloudy
Partly cloudy
 6° /-5° 9.7 mm 7 cm
Dec. 4 Partly cloudy
Partly cloudy
 8° /-5° 0 mm 0 cm
Dec. 5 Mist
Mist
 9° /-4° 0 mm 0 cm
Dec. 6 Partly cloudy
Partly cloudy
 10° /-3° 0 mm 0 cm
Dec. 7 Partly cloudy
Partly cloudy
 9° /-5° 0 mm 0 cm
Dec. 8 Overcast
Overcast
 8° /-3° 0 mm 0 cm
Dec. 9 Partly cloudy
Partly cloudy
 5° /-4° 0 mm 0 cm
Dec. 10 Sunny
Sunny
 6° /-3° 0 mm 0 cm
Dec. 11 Partly cloudy
Partly cloudy
 8° /-2° 0 mm 0 cm
Dec. 12 Overcast
Overcast
 9° /-1° 0 mm 0 cm
Dec. 13 Overcast
Overcast
 9° /0° 0 mm 0 cm
Dec. 14 Sunny
Sunny
 12° /-2° 0 mm 0 cm
Dec. 15 Sunny
Sunny
 12° /-1° 0 mm 0 cm
Dec. 16 Sunny
Sunny
 10° /-3° 0 mm 0 cm
Dec. 17 Overcast
Overcast
 11° /0° 0 mm 0 cm
Dec. 18 Sunny
Sunny
 7° /-4° 0 mm 0 cm
Dec. 19 Partly cloudy
Partly cloudy
 14° /-1° 0 mm 0 cm
Dec. 20 Sunny
Sunny
 15° /5° 0 mm 0 cm
Dec. 21 Sunny
Sunny
 9° /2° 0 mm 0 cm
Dec. 22 Sunny
Sunny
 14° /4° 0 mm 0 cm
Dec. 23 Overcast
Overcast
 16° /5° 0 mm 0 cm
Dec. 24 Sunny
Sunny
 17° /6° 0 mm 0 cm
Dec. 25 Sunny
Sunny
 17° /8° 0 mm 0 cm
Dec. 26 Patchy rain possible
Patchy rain possible
 6° /3° 0.3 mm 0 cm
Dec. 27 Patchy rain possible
Patchy rain possible
 9° /4° 2.3 mm 0 cm
Dec. 28 Patchy rain possible
Patchy rain possible
 3° /0° 1.7 mm 1.2 cm
Dec. 29 Patchy rain possible
Patchy rain possible
 3° /1° 0.5 mm 0.4 cm
Dec. 30 Heavy snow
Heavy snow
 0° /-1° 3.1 mm 2.2 cm
Dec. 31 Sunny
Sunny
 4° /-5° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Arapahoe 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 Arapahoe County forecast closer to your planned date for the most up-to-date weather information.
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Arapahoe County in December - FAQ

What are the expected maximum and minimum temperatures in Arapahoe County during December?
Prepare for cooler days with highs just around 8° and colder nights, dipping below -2°.
How much rainfall should be expected in Arapahoe County during December?
Rainfall in Arapahoe County during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
Will it snow in Arapahoe County in December 2025?
Arapahoe County typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Arapahoe County during December?
The average wind speed in Arapahoe County during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.

Arapahoe County snow forecast December 2025

Track daily snowfall levels and discover Arapahoe County’s snowy potential this December ❄️

December rainfall patterns in Arapahoe County

Explore the daily rainfall trends and prepare for Arapahoe Countys December weather 💧
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Littleton
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Location coordinates Where is Arapahoe County?

Get accurate weather forecasts for Arapahoe County, located at latitude 39.613 and longitude -105.017. Stay updated with localized weather information tailored for Arapahoe County.

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