Duluth Water Temperature
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Duluth is a city close to Lake Superior.
August is the month with the highest water temperature at 73°F / 22.8°C.
The coldest month is January with an average water temperature of 32°F / -0°C.
April is the driest at 0in / 1.1mm and August the wettest month with 2.1in / 53.3mm.
With an average air temperature of 69.4°F / 20.8°C, July is the warmest month in a year. January is the coldest with 12.4°F / -10.9°C average air temperature.
The Climate is described as Warm-summer humid continental climate. Best time to Visit would be in June, July, August, September.
The coldest month is January with an average water temperature of 32°F / -0°C.
April is the driest at 0in / 1.1mm and August the wettest month with 2.1in / 53.3mm.
With an average air temperature of 69.4°F / 20.8°C, July is the warmest month in a year. January is the coldest with 12.4°F / -10.9°C average air temperature.
The Climate is described as Warm-summer humid continental climate. Best time to Visit would be in June, July, August, September.
Duluth Summary
| Description | Value |
|---|---|
| Current water temperature | / |
| Warmest Month Water Temperature: | August with 73°F / 22.8°C |
| Coldest Month Water Temperature: | January with 32°F / -0°C |
| Warmest Month Air Temperature: | July with 69.4°F / 20.8°C |
| Coldest Month Air Temperature: | January with 12.4°F / -10.9°C |
| Wettest Month: | August with 2.1in / 53.3mm |
| Driest Month: | April with 0in / 1.1mm |
| Highest Humidity | December with 78.1% |
| Lowest Humidity | September with 70.4% |
| Best Time to Visit: | June, July, August, September |
| Climate Classification | Warm-summer humid continental climate |
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Duluth water temperature by month
Lake Superior water temperature by month
| Max. Water
Temperature (°F) |
ø. Water
Temperature (°F) |
Min. Water
Temperature (°F) |
|
|---|---|---|---|
|
January |
32 | 32 | 32 |
|
February |
32 | 32 | 32 |
|
March |
32 | 32 | 32 |
|
April |
32.5 | 32 | 32 |
|
May |
42.8 | 36.5 | 32.5 |
|
June |
61.7 | 51.6 | 43 |
|
July |
74.1 | 67.5 | 59.4 |
|
August |
74.8 | 70.5 | 66.9 |
|
September |
71.2 | 63.7 | 57 |
|
October |
58.3 | 50.9 | 46 |
|
November |
45.9 | 42.4 | 39 |
|
December |
38.7 | 34.3 | 32 |
Lake Superior water temperature by month
| Max. Water
Temperature (°C) |
ø. Water
Temperature (°C) |
Min. Water
Temperature (°C) |
|
|---|---|---|---|
|
January |
0 | -0 | -0 |
|
February |
0 | -0 | -0 |
|
March |
0 | -0 | -0 |
|
April |
0.3 | 0 | -0 |
|
May |
6 | 2.5 | 0.3 |
|
June |
16.5 | 10.9 | 6.1 |
|
July |
23.4 | 19.7 | 15.2 |
|
August |
23.8 | 21.4 | 19.4 |
|
September |
21.8 | 17.6 | 13.9 |
|
October |
14.6 | 10.5 | 7.8 |
|
November |
7.7 | 5.8 | 3.9 |
|
December |
3.7 | 1.3 | -0 |
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Duluth weather today & 14-day weather forecast
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Duluth weather by month / climate table
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) |
Precip. (in) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
23.2 | 12.4 | 2.1 | 0.6 | 0 | 75.2% |
|
February |
25.7 | 14.4 | 4.3 | 0.5 | 0 | 74% |
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March |
41.4 | 25.7 | 9.9 | 0.3 | 0 | 74.2% |
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April |
50 | 36.5 | 25.5 | 0 | 0 | 71.1% |
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May |
64.6 | 48.6 | 37.8 | 0.9 | 1 | 71.1% |
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June |
72.9 | 60.1 | 47.3 | 1.1 | 2 | 76.2% |
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July |
78.1 | 69.4 | 61.2 | 1.7 | 1 | 72.8% |
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August |
78.1 | 68.7 | 61.5 | 2.1 | 0 | 71.9% |
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September |
75.6 | 61.7 | 49.1 | 1.1 | 0 | 70.4% |
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October |
60.1 | 47.8 | 37.6 | 0.8 | 0 | 70.6% |
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November |
46.2 | 35.1 | 23.5 | 0.8 | 1 | 72.5% |
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December |
30.4 | 20.8 | 13.5 | 1.5 | 0 | 78.1% |
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) |
Precip. (mm) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
-4.9 | -10.9 | -16.6 | 15.5 | 0 | 75.2% |
|
February |
-3.5 | -9.8 | -15.4 | 13.8 | 0 | 74% |
|
March |
5.2 | -3.5 | -12.3 | 6.6 | 0 | 74.2% |
|
April |
10 | 2.5 | -3.6 | 1.1 | 0 | 71.1% |
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May |
18.1 | 9.2 | 3.2 | 23.2 | 1 | 71.1% |
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June |
22.7 | 15.6 | 8.5 | 28 | 2 | 76.2% |
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July |
25.6 | 20.8 | 16.2 | 43.4 | 1 | 72.8% |
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August |
25.6 | 20.4 | 16.4 | 53.3 | 0 | 71.9% |
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September |
24.2 | 16.5 | 9.5 | 28.7 | 0 | 70.4% |
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October |
15.6 | 8.8 | 3.1 | 19.8 | 0 | 70.6% |
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November |
7.9 | 1.7 | -4.7 | 19.4 | 1 | 72.5% |
|
December |
-0.9 | -6.2 | -10.3 | 37.5 | 0 | 78.1% |
April is the driest at 0in / 1.1mm and August the wettest month with 2.1in / 53.3mm.
With an average temperature of 69.4°F / 20.8°C, July is the warmest month in a year. January is the coldest with 12.4°F / -10.9°C average temperature.
Activities & POI in Duluth
| Type of Activity | List |
|---|---|
| Marina for Sailing, Boat adventures, fishing | Minnesota Slip |
| Attraction | Marshall W Alworth Planetariam, SS William A. Irvin, Enger Tower, Glenshhen Mansion Congdon Estate Grounds |
| Golf Course | Enger Park Golf Course, Ridgeview Country Club |
