Cooper River - Bull Creek Entrance Rainfall Forecast

Today 10 Sep
40%
Fri 11 Sep
30%
Sat 12 Sep
50%
Sun 13 Sep
30%
Mon 14 Sep
25%
Tue 15 Sep
35%
Wed 16 Sep
20%

Cooper River - Bull Creek Entrance Rainfall Statistics

September Rainfall

Hilton Head Island, Hilton Head Airport (9.9 miles)

Total Rainfall 2026
7.5in
Daily Average 2026
0.03in
Wettest Day 22 August, 2026
0.8in
Wet Days 2026
171/253 (68%)
Total Rainfall August
2.2in
Daily Average August
0.1in
Wettest Day 22 August, 2026
0.8in
Wet Days August
20/31 (65%)
Total Rainfall September
0.1in
Daily Average September
0.02in
Wettest Day 7 September, 2026
0.05in
Wet Days September
5/10 (50%)

Climate (2021–2025)

Hilton Head Island, Hilton Head Airport (9.9 miles)

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Annual Average 2021–2025
4.6in
Monthly Average 2021–2026
0.5in
Daily Average 2021–2026
0.02in
Wettest Day 11 May, 2025
2.8in

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