Potomac River - Mattox Creek Entrance Rainfall Forecast

Today 4 May
5%
Tue 5 May
5%
Wed 6 May
70%
Thu 7 May
85%
Fri 8 May
40%
Sat 9 May
35%
Sun 10 May
20%

Potomac River - Mattox Creek Entrance Rainfall Statistics

May Rainfall

St Marys County Airport (23 miles)

Total Rainfall 2026
4.1in
Daily Average 2026
0.04in
Wettest Day 1 April, 2026
1.1in
Wet Days 2026
19/124 (15%)
Total Rainfall April
1.7in
Daily Average April
0.1in
Wettest Day 1 April, 2026
1.1in
Wet Days April
4/30 (13%)
Total Rainfall May
–
Daily Average May
–
Wettest Day 4 May, 2026
–
Wet Days May
–

Climate (2010–Present)

St Marys County Airport (23 miles)

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Annual Average 2021–2025
41in
Monthly Average 2021–2026
3.4in
Daily Average 2021–2026
0.1in
Wettest Day 23 March, 2024
12.2in

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