Portland Island Rainfall Forecast

Today 23 Jul
100%
Fri 24 Jul
100%
Sat 25 Jul
35%
Sun 26 Jul
50%
Mon 27 Jul
50%
Tue 28 Jul
35%
Wed 29 Jul
25%

Portland Island Rainfall Statistics

July Rainfall

Juneau, Juneau International Airport (5.6 miles)

Total Rainfall 2026
26.5in
Daily Average 2026
0.1in
Wettest Day 9 January, 2026
1.6in
Wet Days 2026
112/204 (55%)
Total Rainfall June
0.7in
Daily Average June
0.02in
Wettest Day 4 June, 2026
0.6in
Wet Days June
3/30 (10%)
Total Rainfall July
1in
Daily Average July
0.1in
Wettest Day 6 July, 2026
0.4in
Wet Days July
10/23 (43%)

Climate (2021–2025)

Juneau, Juneau International Airport (5.6 miles)

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Annual Average 2021–2025
76.8in
Monthly Average 2021–2026
6.2in
Daily Average 2021–2026
0.2in
Wettest Day 21 January, 2022
3.5in

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