Clarksburg Rainfall Forecast

Today 24 Sep
5%
Fri 25 Sep
No Rain
Sat 26 Sep
25%
Sun 27 Sep
20%
Mon 28 Sep
15%
Tue 29 Sep
No Rain
Wed 30 Sep
5%

Clarksburg Rainfall Statistics

September Rainfall

Gaithersburg - Montgomery County Airport (7.5 miles)

Total Rainfall 2026
27in
Daily Average 2026
0.1in
Wettest Day 21 July, 2026
1.6in
Wet Days 2026
88/267 (33%)
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
3.3in
Daily Average September
0.1in
Wettest Day 22 September, 2026
1.3in
Wet Days September
9/24 (38%)

Climate (2021–2025)

Gaithersburg - Montgomery County Airport (7.5 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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