December

January February March April May June July August September October November

December

Montgomery County Weather December

Move between months or click on a day

November

January

Temperatures trend during December in Montgomery County

See the weather trend as well as the moving average line

December weather in Montgomery County day by day

Click on a date for more information

November January

Date	Weather	Temperatures	Rain	UV
Dec. 1	Light rain	14° /7°	8.8 mm	3.8
Dec. 2	Sunny	16° /5°	0 mm	3.8
Dec. 3	Cloudy	13° /7°	0 mm	3.7
Dec. 4	Heavy rain at times	15° /10°	37 mm	3.7
Dec. 5	Light rain	14° /10°	6.2 mm	3.7
Dec. 6	Sunny	17° /7°	0 mm	3.7
Dec. 7	Overcast	14° /8°	0 mm	3.6
Dec. 8	Overcast	13° /7°	0 mm	3
Dec. 9	Mist	21° /9°	0 mm	3.6
Dec. 10	Overcast	18° /9°	0 mm	3.6
Dec. 11	Sunny	17° /6°	0 mm	3.6
Dec. 12	Cloudy	17° /9°	0 mm	3.6
Dec. 13	Patchy rain possible	17° /13°	2.4 mm	3.5
Dec. 14	Heavy rain at times	19° /11°	43.2 mm	3.5
Dec. 15	Fog	17° /9°	0 mm	3.5
Dec. 16	Fog	18° /11°	0 mm	3.5
Dec. 17	Light rain	19° /14°	3.8 mm	3.5
Dec. 18	Light rain	21° /13°	2.5 mm	3.5
Dec. 19	Overcast	15° /8°	0 mm	3.5
Dec. 20	Partly cloudy	20° /10°	0 mm	3
Dec. 21	Patchy rain possible	19° /11°	1.5 mm	3
Dec. 22	Light rain	20° /10°	2.7 mm	3
Dec. 23	Mist	20° /14°	0 mm	2
Dec. 24	Thundery outbreaks possible	20° /17°	0 mm	3
Dec. 25	Moderate or heavy rain with thunder	18° /16°	23.1 mm	2
Dec. 26	Moderate or heavy rain shower	21° /17°	8.1 mm	3
Dec. 27	Fog	23° /18°	0 mm	3
Dec. 28	Fog	24° /17°	0 mm	3
Dec. 29	Light rain	16° /10°	2.7 mm	3
Dec. 30	Fog	15° /8°	0 mm	3
Dec. 31	Fog	19° /7°	0 mm	3
Next

Important Notice

Our weather forecast for Montgomery 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 Montgomery County forecast closer to your planned date for the most up-to-date weather information.

Change Month

Montgomery County in December - FAQ

What are the expected maximum and minimum temperatures in Montgomery County during December?

Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Montgomery County during December?

Significant rainfall exceeding 142.1 mm is expected in Montgomery County during December, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Montgomery County during December?

The average wind speed in Montgomery County during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Montgomery County

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

Typically, Montgomery County has 7 rainy days in December with a total of 142.1 mm of rainfall.

UV exposure in Montgomery County during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

Top locations in Montgomery County

Select a location for an accurate weather forecast

Clarksville Conroe Dayton Gaithersburg Montgomery Rockville Silver Spring

More Locations

Quick links

More Montgomery County weather pages

You are here

Found a mistake?

We appreciate your attention to details. Tell us here.

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
		1 14°	2 16°	3 13°	4 15°	5 14°
6 17°	7 14°	8 13°	9 21°	10 18°	11 17°	12 17°
13 17°	14 19°	15 17°	16 18°	17 19°	18 21°	19 15°
20 20°	21 19°	22 20°	23 20°	24 20°	25 18°	26 21°
27 23°	28 24°	29 16°	30 15°	31 19°