Water Temperature of the St. Marys River in Sault Ste. Marie, MI

Current Water Temperature

46.4°F

Measurement Time: Monday, June 8, 2026, 7:36 AM EDT

Temperature Locations

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Local Points of Interest

Rotary Park; Rotary Island; Steers Island; Island Number One; Sault Sainte Marie

St. Marys River

Station Name: Little Rapids
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 568 feet

Sensor Depth: -8 feet

Nearest Address:
1425 Riverside Dr
Sault Ste. Marie, MI 49783
Chippewa County

GPS Coordinates: 46.485832, -84.301666

Nearby Water Temperatures

St. Marys River, Sault Ste. Marie, MI (3.5 mi)
St. Marys River, Barbeau, MI (14.5 mi)
St. Marys River, Barbeau, MI (16.2 mi)
Lake Huron, De Tour Village, MI (39.2 mi)
Lake Huron, Bois Blanc Island, MI (49.9 mi)
Straits of Mackinac, Mackinaw City, MI (50.9 mi)
Seul Choix Bay, Port Inland, MI (83.1 mi)
Little Traverse Bay, Petoskey, MI (83.7 mi)
Lake Huron, Alpena, MI (105.3 mi)
Miners River, Munising, MI (106.5 mi)
Thunder Bay River, Alpena, MI (106.9 mi)
Lake Huron, Alpena, MI (114.8 mi)
North Branch Au Sable River, Grayling, MI (122.4 mi)
Au Sable River, Luzerne, MI (125 mi)
Au Sable River, Mio, MI (126.4 mi)

Weather for Sault Ste. Marie, Michigan

Current Weather

55°F
Sunny
Sunny
53.8°F
57.9°F
86%
ESE 5.6 mph
11.7 mph
57.7°F
49.8°F
0 in
0%
9 mi
1021 mbar
0.3

Five Day Weather Forecast

Sunny
Mon
H: 81°F
L: 53°F
Patchy rain nearby
Tue
H: 74°F
L: 56°F
Patchy rain nearby
Wed
H: 80°F
L: 58°F
Moderate rain
Thu
H: 79°F
L: 63°F
Patchy rain nearby
Fri
H: 70°F
L: 55°F

Air Quality

AQI: 1 - Good
PM2.5: 3.8 μg/m3
PM10: 4.2 μg/m3
Carbon Monoxide: 124 μg/m3
Nitrogen Dioxide: 2.6 μg/m3
Sulphur Dioxide: 0.6 μg/m3
Ozone: 60 μg/m3

Astronomical

Sunrise: 5:45 AM
Sun Transit: 1:36 PM
Sunset: 9:28 PM
Daylight: 15 hrs 43 mins
Moonrise: 1:56 AM
Moon Transit: 7:45 AM
Moonset: 1:48 PM
Moon Phase: Last Quarter
Moon Illumination: 31.6%

Best Times for Fishing or Hunting

Major Periods

7:15 AM - 9:45 AM
8:24 PM - 10:54 PM

Minor Periods

1:18 PM - 2:48 PM
1:26 AM - 2:56 AM

Action Rating: 2 out of 5

Monday, June 8, 2026

Weather Forecast

Sunny
81.1°F
52.5°F
65.7°F
68%
0 in
2%
0%
12.5 mph
8.1


Air Quality

AQI: 1 - Good
PM2.5: 4.79 μg/m3
PM10: 5.18 μg/m3
Carbon Monoxide: 130 μg/m3
Nitrogen Dioxide: 2.42 μg/m3
Sulphur Dioxide: 0.83 μg/m3
Ozone: 80.42 μg/m3

Astronomical

Sunrise: 5:45 AM
Sun Transit: 1:36 PM
Sunset: 9:28 PM
Daylight: 15 hrs 43 mins
Moonrise: 1:56 AM
Moon Transit: 7:45 AM
Moonset: 1:48 PM
Moon Phase: Last Quarter
Moon Illumination: 31.6%

Best Times for Fishing or Hunting

Major Periods

7:15 AM - 9:45 AM
8:24 PM - 10:54 PM

Minor Periods

1:18 PM - 2:48 PM
1:26 AM - 2:56 AM

Action Rating: 2 out of 5

Tuesday, June 9, 2026

Weather Forecast

Patchy rain nearby
74.1°F
55.5°F
61.4°F
90%
0.16 in
92%
0%
9.2 mph
0.8


Air Quality

AQI: 1 - Good
PM2.5: 6.43 μg/m3
PM10: 6.75 μg/m3
Carbon Monoxide: 146.63 μg/m3
Nitrogen Dioxide: 3.08 μg/m3
Sulphur Dioxide: 1.07 μg/m3
Ozone: 85.79 μg/m3

Astronomical

Sunrise: 5:44 AM
Sun Transit: 1:36 PM
Sunset: 9:29 PM
Daylight: 15 hrs 44 mins
Moonrise: 2:13 AM
Moon Transit: 6:27 AM
Moonset: 3:01 PM
Moon Phase: Last Quarter
Moon Illumination: 21.6%

Best Times for Fishing or Hunting

Major Periods

5:57 AM - 8:27 AM
5:57 AM - 8:27 AM

Minor Periods

2:31 PM - 4:01 PM
1:43 AM - 3:13 AM

Action Rating: 4 out of 5

Wednesday, June 10, 2026

Weather Forecast

Patchy rain nearby
80.1°F
58°F
67.9°F
90%
0.07 in
88%
0%
11.9 mph
8.4


Air Quality

AQI: 1 - Good
PM2.5: 9.77 μg/m3
PM10: 10.09 μg/m3
Carbon Monoxide: 156.92 μg/m3
Nitrogen Dioxide: 3.98 μg/m3
Sulphur Dioxide: 1.41 μg/m3
Ozone: 91.54 μg/m3

Astronomical

Sunrise: 5:44 AM
Sun Transit: 1:36 PM
Sunset: 9:29 PM
Daylight: 15 hrs 45 mins
Moonrise: 2:31 AM
Moon Transit: 9:16 AM
Moonset: 4:19 PM
Moon Phase: Waning Crescent
Moon Illumination: 13.1%

Best Times for Fishing or Hunting

Major Periods

8:46 AM - 11:16 AM
12:00 AM - 12:00 AM

Minor Periods

3:49 PM - 5:19 PM
2:01 AM - 3:31 AM

Action Rating: 3 out of 5

Thursday, June 11, 2026

Weather Forecast

Moderate rain
79°F
63.3°F
69.9°F
78%
0.43 in
82%
0%
10.7 mph
8.4


Air Quality

AQI: 1 - Good
PM2.5: 2.05 μg/m3
PM10: 2.42 μg/m3
Carbon Monoxide: 138.37 μg/m3
Nitrogen Dioxide: 2.62 μg/m3
Sulphur Dioxide: 0.66 μg/m3
Ozone: 80.38 μg/m3

Astronomical

Sunrise: 5:44 AM
Sun Transit: 1:36 PM
Sunset: 9:30 PM
Daylight: 15 hrs 46 mins
Moonrise: 2:51 AM
Moon Transit: 10:06 AM
Moonset: 5:40 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.5%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:36 AM - 12:06 AM

Minor Periods

5:10 PM - 6:40 PM
2:21 AM - 3:51 AM

Action Rating: 2 out of 5

Friday, June 12, 2026

Weather Forecast

Patchy rain nearby
70.3°F
54.5°F
61°F
81%
0.13 in
84%
0%
21.5 mph
0.8


Air Quality

AQI: 1 - Good
PM2.5: 1.99 μg/m3
PM10: 2.42 μg/m3
Carbon Monoxide: 146.56 μg/m3
Nitrogen Dioxide: 3.51 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 68.67 μg/m3

Astronomical

Sunrise: 5:44 AM
Sun Transit: 1:37 PM
Sunset: 9:30 PM
Daylight: 15 hrs 46 mins
Moonrise: 3:16 AM
Moon Transit: 11:02 AM
Moonset: 7:06 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:32 AM - 1:02 PM

Minor Periods

6:36 PM - 8:06 PM
2:46 AM - 4:16 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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