Coghlan Island Rainfall Forecast

Today 12 Sep
No Rain
Sun 13 Sep
No Rain
Mon 14 Sep
10%
Tue 15 Sep
100%
Wed 16 Sep
100%
Thu 17 Sep
50%
Fri 18 Sep
65%

Coghlan Island Rainfall Statistics

September Rainfall

Juneau, Juneau International Airport (4.3 miles)

Total Rainfall 2026
33.4in
Daily Average 2026
0.1in
Wettest Day 9 January, 2026
1.6in
Wet Days 2026
141/255 (55%)
Total Rainfall August
4.8in
Daily Average August
0.2in
Wettest Day 31 August, 2026
1.2in
Wet Days August
18/31 (58%)
Total Rainfall September
1.5in
Daily Average September
0.1in
Wettest Day 8 September, 2026
0.9in
Wet Days September
4/12 (33%)

Climate (2021–2025)

Juneau, Juneau International Airport (4.3 miles)

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Annual Average 2021–2025
76.8in
Monthly Average 2021–2026
6.1in
Daily Average 2021–2026
0.2in
Wettest Day 21 January, 2022
3.5in

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