Charleston Harbor - Fort Sumter Rainfall Forecast

Today 23 Mar
25%
Tue 24 Mar
20%
Wed 25 Mar
30%
Thu 26 Mar
No Rain
Fri 27 Mar
5%
Sat 28 Mar
15%
Sun 29 Mar
15%

Charleston Harbor - Fort Sumter Rainfall Statistics

March Rainfall

Charleston Executive Airport (8.1 miles)

Total Rainfall 2026
3.8in
Daily Average 2026
0.05in
Wettest Day 18 January, 2026
0.8in
Wet Days 2026
18/82 (22%)
Total Rainfall February
1.9in
Daily Average February
0.1in
Wettest Day 15 February, 2026
0.7in
Wet Days February
8/28 (29%)
Total Rainfall March
0.5in
Daily Average March
0.03in
Wettest Day 16 March, 2026
0.3in
Wet Days March
5/23 (22%)

Climate (2010–Present)

Charleston Executive Airport (8.1 miles)

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Annual Average 2021–2025
27.5in
Monthly Average 2021–2026
2.2in
Daily Average 2021–2026
0.1in
Wettest Day 23 August, 2025
6.6in

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