Potomac River - Gum Bar Point Rainfall Forecast

Today 5 Aug
60%
Thu 6 Aug
10%
Fri 7 Aug
25%
Sat 8 Aug
40%
Sun 9 Aug
30%
Mon 10 Aug
10%
Tue 11 Aug
30%

Potomac River - Gum Bar Point Rainfall Statistics

August Rainfall

St Marys County Airport (23 miles)

Total Rainfall 2026
9.7in
Daily Average 2026
0.05in
Wettest Day 22 July, 2026
1.9in
Wet Days 2026
47/217 (22%)
Total Rainfall July
4.6in
Daily Average July
0.1in
Wettest Day 22 July, 2026
1.9in
Wet Days July
10/31 (32%)
Total Rainfall August
0.3in
Daily Average August
0.1in
Wettest Day 2 August, 2026
0.2in
Wet Days August
2/5 (40%)

Climate (2021–2025)

St Marys County Airport (23 miles)

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Annual Average 2021–2025
41in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 23 March, 2024
12.2in

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