Water Temperature of Lake Superior in Duluth, MN
Current Water Temperature
Measurement Time: Saturday, September 16, 2023, 12:00 AM CDT
Temperature Locations
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Local Points of Interest
Lakewood, MNStation Name: Lakewood Water Plant
Data Source: USGS
Elevation Above Sea Level: 614 feet
Nearest Address:
8126 Congdon Blvd
Duluth, MN 55804
St. Louis County
GPS Coordinates: 46.8619, -91.9600
Nearby Water Temperatures
Lake Superior, Duluth, MN (1.4 mi)Lake Superior, Duluth, MN (7 mi)
Duluth Harbor, Duluth, MN (8.6 mi)
Knife River, Knife River, MN (9.9 mi)
Lake Superior, Superior, WI (10.9 mi)
Lake Superior, Two Harbors, MN (17.6 mi)
Bois Brule River, Maple, WI (20.1 mi)
St. Louis River, Scanlon, MN (24.3 mi)
Saint Louis River, Hoyt Lakes, MN (42.9 mi)
Baptism River, Illgen City, MN (48.6 mi)
Partrige River, Babbitt, MN (52.4 mi)
Chequamegon Bay, Ashland, WI (54.1 mi)
Dunka River, Babbitt, MN (55.8 mi)
St. Croix River, Danbury, WI (56 mi)
Namekagon River, Cable, WI (56.3 mi)
Weather for Duluth, Minnesota
Current Weather
Five Day Weather Forecast

Wed
H: 18°F
L: 1°F

Thu
H: 16°F
L: 0°F

Fri
H: 21°F
L: 4°F

Sat
H: 13°F
L: 1°F

Sun
H: 20°F
L: 4°F
Astronomical
Sun Transit: 12:11 AM
Sunset: 4:29 PM
Daylight: 8 hrs 36 mins
Moon Transit: 9:50 PM
Moonset: 5:05 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 90.5%
Best Times for Fishing or Hunting
Major Periods
8:32 AM - 11:02 AM9:20 PM - 11:50 PM
Minor Periods
12:55 AM - 2:25 PM4:35 AM - 6:05 AM
Action Rating: 2 out of 5
Winter Weather Advisory issued December 31 at 5:54AM CST until December 31 at 12:00PM CST by NWS Duluth MN
Effective: Wed December 31, 2025, 5:54 AM
Expires: Wed December 31, 2025, 12:00 PM
* WHAT...Snow. Additional snow accumulations up to one inch. * WHERE...In Minnesota, Crow Wing, Aitkin, Pine, Koochiching, Cass, Itasca, Carlton, St. Louis Counties. In Wisconsin, Bayfield, Burnett, Douglas, Sawyer, and Washburn Counties. This includes the Tribal Lands of the Red Cliff Band, the Lac Courte Oreilles Reservation, the St. Croix Band in Burnett County, the Fond du Lac Band, the Mille Lacs Band, Big Sandy Lake, East Lake, Hinckley and, Lena Lake areas and the Bois Forte Band, Deer Creek, Lake Vermilion and, Nett Lake areas. Other locations including the Apostle Islands National Lakeshore and Voyageurs National Park. This also includes the Boundary Waters western area. * WHEN...Until noon CST today. * IMPACTS...Freezing drizzle may quickly coat roadways with a thin layer of ice that may be undetectable. Light snow on top of the existing ice accumulation will continue to make roads slippery. Please use extreme caution, especially on bridges, overpasses, and around curves. Allow plenty of stopping distance and avoid braking suddenly.
Slow down and use caution while traveling. In Minnesota, call 511 or visit www.511mn.org for Minnesota road information. In Wisconsin, call 511 or visit www.511wi.gov for Wisconsin road information.
Weather Forecast
Average Temperature: 11.9°F
Average Humidity: 71%
Wind: 12.5 mph
UV Index: 0.2
Astronomical
Sun Transit: 12:11 AM
Sunset: 4:29 PM
Daylight: 8 hrs 36 mins
Moon Transit: 9:50 PM
Moonset: 5:05 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 90.5%
Best Times for Fishing or Hunting
Major Periods
8:32 AM - 11:02 AM9:20 PM - 11:50 PM
Minor Periods
12:55 AM - 2:25 PM4:35 AM - 6:05 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 7.8°F
Average Humidity: 65%
Wind: 11 mph
UV Index: 0.1
Astronomical
Sun Transit: 12:11 AM
Sunset: 4:30 PM
Daylight: 8 hrs 37 mins
Moon Transit: 10:57 PM
Moonset: 6:28 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 96.0%
Best Times for Fishing or Hunting
Major Periods
9:37 AM - 12:07 AM12:00 AM - 12:00 AM
Minor Periods
1:47 PM - 3:17 PM5:58 AM - 7:28 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 12.2°F
Average Humidity: 73%
Wind: 12.1 mph
UV Index: 0.2
Astronomical
Sun Transit: 12:12 AM
Sunset: 4:31 PM
Daylight: 8 hrs 38 mins
Moon Transit: 12:00 AM
Moonset: 7:39 AM
Moon Phase: Full
Moon Illumination: 99.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:44 AM - 1:14 PM
Minor Periods
2:54 PM - 4:24 PM7:09 AM - 8:39 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 6°F
Average Humidity: 83%
Wind: 7.6 mph
UV Index: 0.2
Astronomical
Sun Transit: 12:12 AM
Sunset: 4:32 PM
Daylight: 8 hrs 39 mins
Moon Transit: 12:03 AM
Moonset: 8:34 AM
Moon Phase: Full
Moon Illumination: 99.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:49 AM - 2:19 PM
Minor Periods
4:14 PM - 5:44 PM8:04 AM - 9:34 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 9.9°F
Average Humidity: 90%
Wind: 4.3 mph
UV Index: 0
Astronomical
Sun Transit: 12:12 AM
Sunset: 4:33 PM
Daylight: 8 hrs 41 mins
Moon Transit: 1:06 AM
Moonset: 9:14 AM
Moon Phase: Full
Moon Illumination: 98.1%
Best Times for Fishing or Hunting
Major Periods
12:36 AM - 3:06 AM12:50 AM - 3:20 PM
Minor Periods
5:39 PM - 7:09 PM8:44 AM - 10:14 AM
Action Rating: 3 out of 5
