Lake Superior Rainfall Forecast

Today 27 Jun
5%
Sun 28 Jun
20%
Mon 29 Jun
70%
Tue 30 Jun
60%
Wed 1 Jul
55%
Thu 2 Jul
45%
Fri 3 Jul
35%

Lake Superior Rainfall Statistics

June Rainfall

Grand Marais, The Bay of Grand Marais (28 miles)

Total Rainfall 2026
13.3in
Daily Average 2026
0.1in
Wettest Day 18 February, 2026
2.3in
Wet Days 2026
77/178 (43%)
Total Rainfall May
1.7in
Daily Average May
0.1in
Wettest Day 23 May, 2026
0.4in
Wet Days May
9/31 (29%)
Total Rainfall June
1.7in
Daily Average June
0.1in
Wettest Day 5 June, 2026
0.4in
Wet Days June
11/27 (41%)

Climate (2021–2025)

Grand Marais, The Bay of Grand Marais (28 miles)

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Annual Average 2021–2025
26.1in
Monthly Average 2021–2026
2.3in
Daily Average 2021–2026
0.1in
Wettest Day 11 November, 2021
3.4in

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