Water Temperature of Lake Superior Near Duluth, MN

Current Water Temperature

45.1°F

Measurement Time: Monday, June 8, 2026, 9:40 AM CDT

Temperature Locations

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Lake Superior

Station Name: Western Lake Superior
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 587 feet

Nearest Address:
Offshore
Duluth, MN 55804
St. Louis County

GPS Coordinates: 46.814, -91.829

Nearby Water Temperatures

Lake Superior, Duluth, MN (5.7 mi)
Lake Superior, Duluth, MN (7 mi)
Knife River, Knife River, MN (9.3 mi)
Duluth Harbor, Duluth, MN (12.7 mi)
Lake Superior, Superior, WI (12.8 mi)
Bois Brule River, Maple, WI (13.1 mi)
Lake Superior, Two Harbors, MN (16.1 mi)
St. Louis River, Scanlon, MN (28.9 mi)
Baptism River, Illgen City, MN (46.7 mi)
Saint Louis River, Hoyt Lakes, MN (47.1 mi)
Chequamegon Bay, Ashland, WI (47.2 mi)
Namekagon River, Cable, WI (50.4 mi)
St. Croix River, Danbury, WI (54.7 mi)
Partrige River, Babbitt, MN (55.8 mi)
Bad River, Ashland, WI (58.3 mi)

Weather Near Duluth, Minnesota

Current Weather

46.6°F
Mist
Mist
43°F
61.8°F
100%
E 7.2 mph
15.3 mph
61.7°F
59.7°F
0.02 in
100%
1 mi
999 mbar
1.6

Five Day Weather Forecast

Moderate rain
Wed
H: 64°F
L: 52°F
Moderate rain
Thu
H: 72°F
L: 50°F
Patchy rain nearby
Fri
H: 70°F
L: 53°F
Patchy rain nearby
Sat
H: 62°F
L: 51°F
Sunny
Sun
H: 70°F
L: 47°F

Air Quality

AQI: 1 - Good
PM2.5: 1.2 μg/m3
PM10: 1.3 μg/m3
Carbon Monoxide: 143 μg/m3
Nitrogen Dioxide: 3.2 μg/m3
Sulphur Dioxide: 0.2 μg/m3
Ozone: 72 μg/m3

Astronomical

Sunrise: 5:13 AM
Sun Transit: 1:06 PM
Sunset: 9:01 PM
Daylight: 15 hrs 48 mins
Moonrise: 2:01 AM
Moon Transit: 8:47 AM
Moonset: 3:51 PM
Moon Phase: Waning Crescent
Moon Illumination: 13.1%

Best Times for Fishing or Hunting

Major Periods

8:17 AM - 10:47 AM
8:26 PM - 10:56 PM

Minor Periods

3:21 PM - 4:51 PM
1:31 AM - 3:01 AM

Action Rating: 2 out of 5

Severe Thunderstorm Watch issued June 10 at 12:50PM CDT until June 10 at 7:00PM CDT by NWS Duluth MN

Effective: Wed June 10, 2026, 12:50 PM
Expires: Wed June 10, 2026, 7:00 PM

SEVERE THUNDERSTORM WATCH 301 REMAINS VALID UNTIL 7 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN WISCONSIN THIS WATCH INCLUDES 8 COUNTIES IN NORTH CENTRAL WISCONSIN PRICE IN NORTHWEST WISCONSIN ASHLAND BAYFIELD BURNETT DOUGLAS IRON SAWYER WASHBURN THIS INCLUDES THE CITIES OF ASHLAND, BAYFIELD, GRANTSBURG, HAYWARD, HURLEY, PHILLIPS, SHELL LAKE, SPOONER, SUPERIOR, AND WASHBURN. THIS ALSO INCLUDES THE TRIBAL LANDS OF THE LAC COURTE OREILLES RESERVATION, THE ST. CROIX BAND IN BURNETT COUNTY, THE BAD RIVER RESERVATION, THE RED CLIFF BAND AND THE NORTHWESTERN AREA OF THE LAC DU FLAMBEAU BAND.


Severe Thunderstorm Watch issued June 10 at 12:50PM CDT until June 10 at 8:00PM CDT by NWS Duluth MN

Effective: Wed June 10, 2026, 12:50 PM
Expires: Wed June 10, 2026, 8:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 302 IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN MINNESOTA THIS WATCH INCLUDES 8 COUNTIES IN EAST CENTRAL MINNESOTA AITKIN CROW WING PINE IN NORTH CENTRAL MINNESOTA CASS ITASCA KOOCHICHING IN NORTHEAST MINNESOTA CARLTON ST. LOUIS THIS INCLUDES THE CITIES OF AITKIN, BRAINERD, CASS LAKE, CLOQUET, DULUTH, EAST GULL LAKE, ESTERDY, GRAND RAPIDS, HINCKLEY, INTERNATIONAL FALLS, LAKE SHORE, PINE CITY, PINE RIVER, SCHLEY, AND WALKER. THIS ALSO INCLUDES THE TRIBAL LANDS OF THE FOND DU LAC BAND, BROOKSTON DISTRICT, THE FOND DU LAC BAND, SAWYER DISTRICT, THE FOND DU LAC BAND, CLOQUET DISTRICT, THE MILLE LACS BAND, HINCKLEY, , EAST LAKE, , LENA LAKE AND, BIG SANDY LAKE AREAS AND THE BOIS FORTE BAND, LAKE VERMILION, , DEER CREEK AND, NETT LAKE AREAS.


Wednesday, June 10, 2026

Weather Forecast

Moderate rain
63.7°F
52°F
59°F
97%
0.76 in
93%
0%
11.6 mph
4.3


Air Quality

AQI: 1 - Good
PM2.5: 1.64 μg/m3
PM10: 1.79 μg/m3
Carbon Monoxide: 137.75 μg/m3
Nitrogen Dioxide: 2.89 μg/m3
Sulphur Dioxide: 0.24 μg/m3
Ozone: 70.92 μg/m3

Astronomical

Sunrise: 5:13 AM
Sun Transit: 1:06 PM
Sunset: 9:01 PM
Daylight: 15 hrs 48 mins
Moonrise: 2:01 AM
Moon Transit: 8:47 AM
Moonset: 3:51 PM
Moon Phase: Waning Crescent
Moon Illumination: 13.1%

Best Times for Fishing or Hunting

Major Periods

8:17 AM - 10:47 AM
8:26 PM - 10:56 PM

Minor Periods

3:21 PM - 4:51 PM
1:31 AM - 3:01 AM

Action Rating: 2 out of 5

Thursday, June 11, 2026

Weather Forecast

Moderate rain
71.9°F
49.7°F
60.8°F
81%
0.27 in
75%
0%
13.2 mph
5.9


Air Quality

AQI: 1 - Good
PM2.5: 2.5 μg/m3
PM10: 3.1 μg/m3
Carbon Monoxide: 128.38 μg/m3
Nitrogen Dioxide: 3.15 μg/m3
Sulphur Dioxide: 0.69 μg/m3
Ozone: 74.92 μg/m3

Astronomical

Sunrise: 5:13 AM
Sun Transit: 1:07 PM
Sunset: 9:01 PM
Daylight: 15 hrs 49 mins
Moonrise: 2:21 AM
Moon Transit: 9:38 AM
Moonset: 5:13 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.5%

Best Times for Fishing or Hunting

Major Periods

9:20 PM - 11:50 PM
9:08 AM - 11:38 AM

Minor Periods

4:43 PM - 6:13 PM
1:51 AM - 3:21 AM

Action Rating: 3 out of 5

Friday, June 12, 2026

Weather Forecast

Patchy rain nearby
69.5°F
52.5°F
59.3°F
74%
0.01 in
26%
0%
16.1 mph
6.6


Air Quality

AQI: 1 - Good
PM2.5: 2 μg/m3
PM10: 2.1 μg/m3
Carbon Monoxide: 125.33 μg/m3
Nitrogen Dioxide: 2.96 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 68.5 μg/m3

Astronomical

Sunrise: 5:13 AM
Sun Transit: 1:07 PM
Sunset: 9:02 PM
Daylight: 15 hrs 50 mins
Moonrise: 2:47 AM
Moon Transit: 10:33 AM
Moonset: 6:40 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:03 AM - 12:33 AM

Minor Periods

6:10 PM - 7:40 PM
2:17 AM - 3:47 AM

Action Rating: 2 out of 5

Saturday, June 13, 2026

Weather Forecast

Patchy rain nearby
61.5°F
50.9°F
56.2°F
70%
0.01 in
24%
0%
15 mph
4.9


Air Quality

AQI: 1 - Good
PM2.5: 1.7 μg/m3
PM10: 1.75 μg/m3
Carbon Monoxide: 128.91 μg/m3
Nitrogen Dioxide: 3.05 μg/m3
Sulphur Dioxide: 0.54 μg/m3
Ozone: 64.5 μg/m3

Astronomical

Sunrise: 5:12 AM
Sun Transit: 1:07 PM
Sunset: 9:03 PM
Daylight: 15 hrs 50 mins
Moonrise: 3:20 AM
Moon Transit: 11:35 AM
Moonset: 8:05 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:05 AM - 1:35 PM

Minor Periods

7:35 PM - 9:05 PM
2:50 AM - 4:20 AM

Action Rating: 3 out of 5

Sunday, June 14, 2026

Weather Forecast

Sunny
69.7°F
47°F
58.1°F
52%
0 in
3%
0%
16.8 mph
7.3


Air Quality

AQI: 1 - Good
PM2.5: 0.69 μg/m3
PM10: 0.7 μg/m3
Carbon Monoxide: 115.63 μg/m3
Nitrogen Dioxide: 2.24 μg/m3
Sulphur Dioxide: 0.31 μg/m3
Ozone: 49.63 μg/m3

Astronomical

Sunrise: 5:12 AM
Sun Transit: 1:07 PM
Sunset: 9:03 PM
Daylight: 15 hrs 51 mins
Moonrise: 4:07 AM
Moon Transit: 12:41 AM
Moonset: 9:22 PM
Moon Phase: New
Moon Illumination: 0.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:11 AM - 2:41 PM

Minor Periods

8:52 PM - 10:22 PM
3:37 AM - 5:07 AM

Action Rating: 5 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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