0.3in

Rain Today

Rain Last Hour
0in

Recorded at Gaithersburg - Montgomery County Airport Updated 34 mins ago (6.5 miles away)

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Real-Time Extremes

Hottest 109.3 °F
Bullhead City, Laughlin/Bullhead International Airport, AZ
Coldest 30.1 °F
Stroemfjord, ME
Windiest 46.1mph
Mount Washington, NH
Wettest (Last Hour) 1.1in
Brookneal/Campbell County Airport, VA
Most Humid 100%
Metter Municipal Airport, GA
Least Humid 6%
Melrose Gunnery Range, NM
Highest Pressure 1036.9 hPa
Salida - Monarch Pass, CO
Lowest Pressure 993 hPa
Kulusuk Lufthavn, ME

Trending Locations

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Unity Rainfall Forecast

Today 11 Sep
55%
Sat 12 Sep
40%
Sun 13 Sep
85%
Mon 14 Sep
5%
Tue 15 Sep
No Rain
Wed 16 Sep
5%
Thu 17 Sep
25%

Unity Rainfall Statistics

September Rainfall

Gaithersburg - Montgomery County Airport (6.2 miles)

Total Rainfall 2026
24.3in
Daily Average 2026
0.1in
Wettest Day 21 July, 2026
1.6in
Wet Days 2026
82/254 (32%)
Total Rainfall August
3.2in
Daily Average August
0.1in
Wettest Day 2 August, 2026
0.6in
Wet Days August
14/31 (45%)
Total Rainfall September
0.6in
Daily Average September
0.1in
Wettest Day 2 September, 2026
0.4in
Wet Days September
3/11 (27%)

Climate (2021–2025)

Gaithersburg - Montgomery County Airport (6.2 miles)

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Annual Average 2021–2025
26in
Monthly Average 2021–2026
2.3in
Daily Average 2021–2026
0.1in
Wettest Day 23 June, 2023
2.6in

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