World Resorts USA Duluth Weather

Duluth 7 Days Forecast

13.01
tue
Day
37°F
E 14 mph
Precip.
0%
Night
18°F
SE 18 mph
Precip.
0%
14.01
wed
Day
14°F
S 13 mph
Precip.
0%
Night
10°F
SE 4 mph
Precip.
0%
15.01
thu
Day
14°F
NE 11 mph
Precip.
100%
Night
23°F
NE 11 mph
Precip.
77%
16.01
fri
Day
21°F
SE 17 mph
Precip.
62%
Night
5°F
SE 14 mph
Precip.
87%
17.01
sat
Day
-6°F
SE 13 mph
Precip.
0%
Night
-4°F
SE 6 mph
Precip.
0%
18.01
sun
Day
7°F
NE 6 mph
Precip.
71%
Night
16°F
N 9 mph
Precip.
100%
19.01
mon
Day
16°F
SE 20 mph
Precip.
75%
Night
14°F
SE 9 mph
Precip.
0%

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 34.3°F. The highest and lowest sea temperatures during the month were 36.3°F and 33.1°F.

Air temperature in Duluth, °F

Precipitation total in Duluth, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Duluth

Sunniest months:
September 14 days
August 13 days
July 12 days
Warmest months:
July 74.7 °F
August 73.8 °F
June 68.5 °F
Warmest sea temp:
August 65.9 °F
July 63.8 °F
September 62.4 °F
Coldest months:
January 18.5 °F
February 18.9 °F
December 24.2 °F
Rainiest months:
June 3 days
August 3 days
July 3 days
Windiest months:
April 8.9 mph
March 8.4 mph
November 8.3 mph

Duluth on a weather map

Duluth
+37°F
E 14 mph
Feels like: +32°F
Precip.: 87%
Places in USA:
Name
°F
+52°F
+72°F
+72°F
+73°F
+81°F
+73°F
+73°F
+70°F
+43°F
+79°F
+61°F
+68°F
+66°F
+64°F
+52°F
24 Hours Forecast
Duluth
Local time: 16:10
January 13, tuesday
1800
34°F
E
13 mph
2100
30°F
SE
19 mph
January 14, wednesday
0000
18°F
SE
18 mph
0300
10°F
S
17 mph
0600
9°F
S
16 mph
0900
7°F
S
15 mph
1200
14°F
S
13 mph
1500
19°F
S
11 mph
Units of measurement: °C / °F