Grand Marais Lake Rainfall Forecast

Today 19 Sep
5%
Sun 20 Sep
10%
Mon 21 Sep
No Rain
Tue 22 Sep
No Rain
Wed 23 Sep
5%
Thu 24 Sep
5%
Fri 25 Sep
5%

Grand Marais Lake Rainfall Statistics

September Rainfall

Drummond Island Airport (6.8 miles)

Total Rainfall 2026
24.6in
Daily Average 2026
0.1in
Wettest Day 2 April, 2026
1.9in
Wet Days 2026
73/262 (28%)
Total Rainfall August
3.5in
Daily Average August
0.1in
Wettest Day 26 August, 2026
1.9in
Wet Days August
11/31 (35%)
Total Rainfall September
1.8in
Daily Average September
0.1in
Wettest Day 13 September, 2026
0.9in
Wet Days September
3/19 (16%)

Climate (2021–2025)

Drummond Island Airport (6.8 miles)

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Annual Average 2021–2025
33.5in
Monthly Average 2021–2026
2.9in
Daily Average 2021–2026
0.1in
Wettest Day 27 June, 2025
3.8in

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