Sumner Lake Rainfall Forecast

Today 19 Aug
5%
Thu 20 Aug
20%
Fri 21 Aug
30%
Sat 22 Aug
20%
Sun 23 Aug
No Rain
Mon 24 Aug
10%
Tue 25 Aug
30%

Sumner Lake Rainfall Statistics

August Rainfall

Copper Harbor (53.4 miles)

Total Rainfall 2026
15.2in
Daily Average 2026
0.1in
Wettest Day 18 February, 2026
1.1in
Wet Days 2026
97/231 (42%)
Total Rainfall July
1.6in
Daily Average July
0.1in
Wettest Day 17 July, 2026
1in
Wet Days July
9/31 (29%)
Total Rainfall August
0.8in
Daily Average August
0.05in
Wettest Day 7 August, 2026
0.4in
Wet Days August
4/19 (21%)

Climate (2021–2025)

Copper Harbor (53.4 miles)

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Annual Average 2021–2025
27.2in
Monthly Average 2021–2026
2.2in
Daily Average 2021–2026
0.1in
Wettest Day 10 November, 2022
1.8in

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