Water Temperature of Lake Superior Near Copper Harbor, MI

Current Water Temperature

38.1°F

Measurement Time: Tuesday, June 24, 2025, 11:10 PM EDT

Temperature Locations

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Local Points of Interest

Quebec Harbour

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Lake Superior

Station Name: EAST SUPERIOR -70 NM NE Marquette, MI
Station Type: Other
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet / 0 meters

Nearest Address:
Offshore
Copper Harbor, MI 49918
Keweenaw County

GPS Coordinates: 47.585, -86.585

Nearby Water Temperatures

Lake Superior, Isle Royale, MI (61.5 mi)
Lake Superior, Terrace Bay Township, ON (109.6 km)
Miners River, Munising, MI (75.8 mi)
Lake Superior, Marquette, MI (80.9 mi)
East Branch Salmon Trout River, Powell, MI (81.2 mi)
Salmon Trout River, Champion, MI (82.2 mi)
Keweenaw Bay, Jacobsville, MI (95.0 mi)
Middle Branch Escanaba River, Humboldt, MI (96.6 mi)
Middle Branch Escanaba River, , MI (96.9 mi)
Lake Superior, Calumet, MI (97.0 mi)
Pilgrim River, Houghton, MI (98.3 mi)
Falls River, L'Anse, MI (105.2 mi)
Sturgeon River, Pelkie, MI (114.2 mi)
Seul Choix Bay, Port Inland, MI (116.6 mi)
Escanaba River, Cornell, MI (119.6 mi)

Weather Near Copper Harbor, Michigan

Current Weather

46.3°F
Fog
Conditions: Fog
Humidity: 98%
Feels Like: 46.1°F
Wind: S 6.7 mph
Wind Gusts: 14.1 mph
Pressure: 30.24 in
Precipitation: 0 in
Cloud Cover: 100%
Visibility: 6 mi
UV Index: 0

Five Day Weather Forecast

Fog
Wed
H: 54°F
L: 43°F
Heavy rain
Thu
H: 45°F
L: 44°F
Mist
Fri
H: 44°F
L: 43°F
Patchy rain nearby
Sat
H: 50°F
L: 43°F
Patchy rain nearby
Sun
H: 56°F
L: 51°F

Air Quality

PM2.5: 1.68 μg/m3
PM10: 1.68 μg/m3
Carbon Monoxide: 286.98 μg/m3
Nitrogen Dioxide: 1.51 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 62 μg/m3

Astronomical

Sunrise: 5:50 AM
Sun Transit: 1:49 PM
Sunset: 9:48 PM
Daylight: 15 hrs 58 mins
Moonrise: 5:23 AM
Moon Transit: 2:09 PM
Moonset: 10:48 PM
Moon Phase: New
Moon Illumination: 1.6%

Best Times for Fishing or Hunting

Major Periods

1:35 AM - 4:05 AM
1:39 PM - 4:09 PM

Minor Periods

10:18 PM - 11:48 PM
4:53 AM - 6:23 AM

Action Rating: 4 out of 5

Wednesday, June 25, 2025

Weather Forecast

Conditions: Fog
Average Temperature: 48.7°F
Average Humidity: 90%
Chance of Rain: 0%
Wind: 9.8 mph
UV Index: 2.1

Air Quality

AQI: 1 - Good
PM2.5: 2.78 μg/m3
PM10: 2.82 μg/m3
Carbon Monoxide: 297.51 μg/m3
Nitrogen Dioxide: 3.41 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 56.64 μg/m3

Astronomical

Sunrise: 5:50 AM
Sun Transit: 1:49 PM
Sunset: 9:48 PM
Daylight: 15 hrs 58 mins
Moonrise: 5:23 AM
Moon Transit: 2:09 PM
Moonset: 10:48 PM
Moon Phase: New
Moon Illumination: 1.6%

Best Times for Fishing or Hunting

Major Periods

1:35 AM - 4:05 AM
1:39 PM - 4:09 PM

Minor Periods

10:18 PM - 11:48 PM
4:53 AM - 6:23 AM

Action Rating: 4 out of 5

Thursday, June 26, 2025

Weather Forecast

Conditions: Heavy rain
Average Temperature: 44.7°F
Average Humidity: 96%
Chance of Rain: 86%
Wind: 15.7 mph
UV Index: 0.9

Air Quality

AQI: 1 - Good
PM2.5: 3.28 μg/m3
PM10: 3.4 μg/m3
Carbon Monoxide: 253.08 μg/m3
Nitrogen Dioxide: 1.01 μg/m3
Sulphur Dioxide: 0.13 μg/m3
Ozone: 54.72 μg/m3

Astronomical

Sunrise: 5:50 AM
Sun Transit: 1:49 PM
Sunset: 9:48 PM
Daylight: 15 hrs 58 mins
Moonrise: 6:39 AM
Moon Transit: 3:10 PM
Moonset: 11:28 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

2:39 AM - 5:09 AM
2:40 PM - 5:10 PM

Minor Periods

12:00 AM - 12:00 AM
6:09 AM - 7:39 AM

Action Rating: 4 out of 5

Friday, June 27, 2025

Weather Forecast

Conditions: Mist
Average Temperature: 43.4°F
Average Humidity: 95%
Chance of Rain: 0%
Wind: 19.7 mph
UV Index: 1.2

Air Quality

AQI: 1 - Good
PM2.5: 4.36 μg/m3
PM10: 4.61 μg/m3
Carbon Monoxide: 245.15 μg/m3
Nitrogen Dioxide: 1.32 μg/m3
Sulphur Dioxide: 0.15 μg/m3
Ozone: 75 μg/m3

Astronomical

Sunrise: 5:51 AM
Sun Transit: 1:49 PM
Sunset: 9:48 PM
Daylight: 15 hrs 57 mins
Moonrise: 8:00 AM
Moon Transit: 4:07 PM
Moonset: 12:28 AM
Moon Phase: New
Moon Illumination: 2.0%

Best Times for Fishing or Hunting

Major Periods

3:38 AM - 6:08 AM
3:37 PM - 6:07 PM

Minor Periods

7:30 AM - 9:00 AM
12:00 AM - 12:00 AM

Action Rating: 4 out of 5

Saturday, June 28, 2025

Weather Forecast

Conditions: Patchy rain nearby
Average Temperature: 46.7°F
Average Humidity: 94%
Chance of Rain: 89%
Wind: 14.3 mph
UV Index: 2.1

Air Quality

AQI: 1 - Good
PM2.5: 4.3 μg/m3
PM10: 4.43 μg/m3
Carbon Monoxide: 297.95 μg/m3
Nitrogen Dioxide: 5.45 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 56.62 μg/m3

Astronomical

Sunrise: 5:51 AM
Sun Transit: 1:49 PM
Sunset: 9:48 PM
Daylight: 15 hrs 57 mins
Moonrise: 9:19 AM
Moon Transit: 4:58 PM
Moonset: 12:57 AM
Moon Phase: Waxing Crescent
Moon Illumination: 6.5%

Best Times for Fishing or Hunting

Major Periods

4:31 AM - 7:01 AM
4:28 PM - 6:58 PM

Minor Periods

8:49 AM - 10:19 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Sunday, June 29, 2025

Weather Forecast

Conditions: Patchy rain nearby
Average Temperature: 53.9°F
Average Humidity: 97%
Chance of Rain: 89%
Wind: 11.6 mph
UV Index: 0.1

Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 5:52 AM
Sun Transit: 1:49 PM
Sunset: 9:48 PM
Daylight: 15 hrs 56 mins
Moonrise: 10:36 AM
Moon Transit: 5:44 PM
Moonset: 12:19 AM
Moon Phase: Waxing Crescent
Moon Illumination: 13.1%

Best Times for Fishing or Hunting

Major Periods

5:19 AM - 7:49 AM
5:14 PM - 7:44 PM

Minor Periods

10:06 AM - 11:36 AM
12:00 AM - 12:00 AM

Action Rating: 2 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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