0in

Rain Today

Rain Last Hour
0in

Recorded at College Park Airport Updated 31 mins ago (14.3 miles away)

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Real-Time Extremes

Hottest 93.1 °F
Port-Au-Prince / Aeroport International, PR
Coldest -32.9 °F
Wekweeti Airport, Canada, AK
Windiest 80.5mph
Mount Washington, NH
Wettest (Last Hour) 0.1in
Nuiqsut, Nuiqsut Airport, AK
Most Humid 100%
Hobby Field Airport, OR
Least Humid 14%
Alpine, Alpine-Casparis Municipal Airport, TX
Highest Pressure 1044.7 hPa
St. Paul Island, St. Paul Island Airport, AK
Lowest Pressure 976 hPa
Narsarsuaq, ME

Trending Locations

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Rockville Rainfall Forecast

Today 12 Dec
5%
Sat 13 Dec
15%
Sun 14 Dec
85%
Mon 15 Dec
No Rain
Tue 16 Dec
5%
Wed 17 Dec
5%
Thu 18 Dec
30%

Rockville Rainfall Statistics

December Rainfall

Gaithersburg - Montgomery County Airport (5.6 miles)

Total Rainfall 2025
4.5in
Daily Average 2025
0.01in
Wettest Day 30 October, 2025
1in
Wet Days 2025
22/346 (6%)
Total Rainfall November
1.5in
Daily Average November
0.1in
Wettest Day 18 November, 2025
0.3in
Wet Days November
9/30 (30%)
Total Rainfall December
0.9in
Daily Average December
0.1in
Wettest Day 2 December, 2025
0.9in
Wet Days December
2/12 (17%)

Climate (2010–Present)

Gaithersburg - Montgomery County Airport (5.6 miles)

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Annual Average 2020–2024
33.7in
Monthly Average 2020–2025
2.2in
Daily Average 2020–2025
0.1in
Wettest Day 23 June, 2023
2.6in

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