Kiawah Island Rainfall Forecast

Today 27 Sep
No Rain
Mon 28 Sep
No Rain
Tue 29 Sep
No Rain
Wed 30 Sep
No Rain
Thu 1 Oct
10%
Fri 2 Oct
15%
Sat 3 Oct
30%

Kiawah Island Rainfall Statistics

September Rainfall

Charleston Executive Airport (7.5 miles)

Total Rainfall 2026
17.1in
Daily Average 2026
0.1in
Wettest Day 1 June, 2026
1.2in
Wet Days 2026
72/270 (27%)
Total Rainfall August
4.3in
Daily Average August
0.1in
Wettest Day 3 August, 2026
1in
Wet Days August
16/31 (52%)
Total Rainfall September
0.9in
Daily Average September
0.04in
Wettest Day 10 September, 2026
0.6in
Wet Days September
6/27 (22%)

Climate (2021–2025)

Charleston Executive Airport (7.5 miles)

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Annual Average 2021–2025
27.5in
Monthly Average 2021–2026
2.1in
Daily Average 2021–2026
0.1in
Wettest Day 23 August, 2025
6.6in

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