Snow in Duluth, Minnesota Winter storm alerts · 7-day snow forecast · average snowfall
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Duluth averages 56.0 inches of snow a year. The snowiest month is January (14.5″), and snow usually falls from October through April. On about 18 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 101 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0.2″
<1
<1
7
39°F
November
5.8″
2
7
23
26°F
December
12.3″
4
20
30
13°F
January
14.5″
4
26
31
4°F
February
12.4″
4
26
28
8°F
March
9.1″
3
19
28
19°F
April
1.7″
1
4
17
31°F
May
0″
0
0
2
41°F
Year
56.0″
18
101
166
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Superior (4 mi from the city center, -102 ft elevation difference); temperatures at Duluth Harbor Stn. Averages smooth out big years: single winters can bring half or double the normal.
56.0 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Superior station, 4 miles away). The snowiest month is January with 14.5 inches.
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How many freezing nights does Duluth have?
About 166 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 4 °F.