Lake Superior Rainfall Forecast

Today 27 Mar
15%
Sat 28 Mar
15%
Sun 29 Mar
No Rain
Mon 30 Mar
15%
Tue 31 Mar
45%
Wed 1 Apr
30%
Thu 2 Apr
20%

Lake Superior Rainfall Statistics

March Rainfall

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

Total Rainfall 2026
5.3in
Daily Average 2026
0.1in
Wettest Day 18 February, 2026
2.3in
Wet Days 2026
40/86 (47%)
Total Rainfall February
2.8in
Daily Average February
0.1in
Wettest Day 18 February, 2026
2.3in
Wet Days February
15/28 (54%)
Total Rainfall March
1.3in
Daily Average March
0.1in
Wettest Day 13 March, 2026
0.6in
Wet Days March
12/27 (44%)

Climate (2010–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

Annual Average 2021–2025
26.1in
Monthly Average 2021–2026
2.2in
Daily Average 2021–2026
0.1in
Wettest Day 11 November, 2021
3.4in

Get WillyWeather+ to remove ads