Perry Island (South Bay) Rainfall Forecast

Today 13 Sep
85%
Sun 14 Sep
80%
Mon 15 Sep
100%
Tue 16 Sep
100%
Wed 17 Sep
60%
Thu 18 Sep
70%
Fri 19 Sep
60%

Perry Island (South Bay) Rainfall Statistics

September Rainfall

Portage, Portage Glacier (31.1 miles)

Total Rainfall 2025
130.9in
Daily Average 2025
0.5in
Wettest Day 16 April, 2025
6.1in
Wet Days 2025
152/256 (59%)
Total Rainfall August
5.6in
Daily Average August
0.2in
Wettest Day 28 August, 2025
1.6in
Wet Days August
13/31 (42%)
Total Rainfall September
9.3in
Daily Average September
0.8in
Wettest Day 10 September, 2025
3.4in
Wet Days September
9/13 (69%)

Climate (2010–Present)

Portage, Portage Glacier (31.1 miles)

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Annual Average 2020–2024
92.9in
Monthly Average 2020–2025
9.5in
Daily Average 2020–2025
0.3in
Wettest Day 30 October, 2021
10.3in

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