Measurements:
°C
°F
Duluth
38°F
SE 15 mph
Feels like: 30°F
Precip: 0%
World Resorts USA Duluth Weather

Duluth Sea Water Temperature

Current Sea Water Temperature:
+43.8°F
Maximum Sea Water Temperature in November: 54.0°F
Minimum Sea Water Temperature in November: 32.2°F
Average water temperature in November: 44.8°F

Sea Water Temperature for the Last 10 Days:

November 21 43.8°F November 16 45.6°F
November 20 44.0°F November 15 45.4°F
November 19 44.2°F November 08 46.4°F
November 18 44.4°F November 07 46.6°F
November 17 44.8°F November 06 46.6°F

When is the Warmest Sea for Duluth?

According to our data for the last three years for Duluth the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Duluth was 68.7°F. The maximum and minimum values were 64.4°F and 73.8°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Duluth was 68.3°F. The maximum and minimum values were 60.4°F and 74.6°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Duluth was 67.0°F. The maximum and minimum values were 64.6°F and 69.8°F respectively.

Best Time to Visit Duluth
The most sunny months:
September 15 days
August 14 days
July 13 days
The most warm months:
July 76.9 °F
August 76.5 °F
June 70.9 °F
Warmest sea temperature:
August 67.3 °F
July 65.5 °F
September 64.1 °F
The most cold months:
February 15.3 °F
January 15.5 °F
December 22.5 °F
The most rainy months:
August 3 days
June 3 days
July 3 days
The most windy months:
April 9 mph
March 8 mph
November 7 mph

Duluth on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +60
Los Angeles +74
Maui +74
Miami +86
New York +48
San Diego +72
San Francisco +58
Sarasota +76
Tampa +76
Washington +52
24 Hours Weather Forecast
Duluth
Local time: 14:53
21 nov, thursday
1500 38°F
SE
15 mph
1800 38°F
SE
15 mph
2100 36°F
SE
14 mph
22 nov, friday
0000 34°F
SE
13 mph
0300 34°F
SE
11 mph
0600 34°F
SE
8 mph
0900 36°F
SE
7 mph
1200 36°F
SE
7 mph