Measurements:
°C
°F
Bayfield
0°F
SE 6 mph
Feels like: -14°F
Precip: 100%
World Resorts USA Bayfield Weather

Bayfield Sea Water Temperature

Current Sea Water Temperature:
+31.2°F
Maximum Sea Water Temperature in January: 38.0°F
Minimum Sea Water Temperature in January: 30.4°F
Average water temperature in January: 32.4°F

Sea Water Temperature for the Last 10 Days:

January 29 31.2°F January 24 31.0°F
January 28 31.0°F January 23 31.0°F
January 27 31.0°F January 22 31.0°F
January 26 31.0°F January 21 31.4°F
January 25 31.0°F January 20 31.4°F

When is the Warmest Sea for Bayfield?

According to our data for the last three years for Bayfield 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Bayfield was 69.2°F. The maximum and minimum values were 64.0°F and 72.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Bayfield was 64.5°F. The maximum and minimum values were 60.4°F and 68.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Bayfield was 64.1°F. The maximum and minimum values were 60.4°F and 67.0°F respectively.

Best Time to Visit Bayfield
The most sunny months:
September 15 days
August 13 days
October 12 days
The most warm months:
August 74.5 °F
July 73.4 °F
September 68.3 °F
Warmest sea temperature:
August 69.6 °F
July 66.4 °F
September 64.3 °F
The most cold months:
January 16.9 °F
February 17.3 °F
December 23.7 °F
The most rainy months:
April 3 days
August 2 days
June 2 days
The most windy months:
November 10 mph
December 9 mph
October 9 mph

Bayfield on the Weather Map

USA Resorts:
NAME
Chicago +12
Hawaii +80
Honolulu +80
Houston +62
Las Vegas +44
Los Angeles +56
Maui +74
Miami +64
Miami Beach +70
New York +12
San Diego +58
San Francisco +50
Sarasota +60
Tampa +60
Washington +16
24 Hours Weather Forecast
Bayfield
Local time: 12:02
29 jan, thursday
1500 4°F
S
6 mph
1800 0°F
SE
3 mph
2100 -4°F
SE
2 mph
30 jan, friday
0000 -6°F
SW
7 mph
0300 -10°F
S
5 mph
0600 -10°F
S
5 mph
0900 -6°F
S
7 mph
1200 2°F
S
8 mph