Sullivan Island State Marine Park Rainfall Forecast

Today 27 Oct
5%
Wed 28 Oct
No Rain
Thu 29 Oct
No Rain
Fri 30 Oct
45%
Sat 31 Oct
60%
Sun 1 Nov
65%
Mon 2 Nov
55%

Sullivan Island State Marine Park Rainfall Statistics

October Rainfall

Haines - Haines Airport (20.5 miles)

Total Rainfall 2026
34.8 in
Daily Average 2026
0.1 in
Wettest Day 20 October, 2026
2.5 in
Wet Days 2026
113/300 (38%)
Total Rainfall September
4.6 in
Daily Average September
0.2 in
Wettest Day 20 September, 2026
1.3 in
Wet Days September
13/30 (43%)
Total Rainfall October
8.7 in
Daily Average October
0.3 in
Wettest Day 20 October, 2026
2.5 in
Wet Days October
16/27 (59%)

Climate (2021–2025)

Haines - Haines Airport (20.5 miles)

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Annual Average 2021–2025
49.2 in
Monthly Average 2021–2026
4.6 in
Daily Average 2021–2026
0.2 in
Wettest Day 14 September, 2023
3.1 in

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