Measurements:
°C
°F
Harbor Springs
42°F
SW 4 mph
Feels like: 40°F
Precip: 10%
World Resorts USA Harbor Springs Weather

Harbor Springs Sea Water Temperature

Current Sea Water Temperature:
+65.2°F
Maximum Sea Water Temperature in October: 68.0°F
Minimum Sea Water Temperature in October: 49.8°F
Average water temperature in October: 60.5°F

Sea Water Temperature for the Last 10 Days:

October 05 65.2°F September 30 67.0°F
October 04 65.4°F September 29 65.8°F
October 03 66.8°F September 28 64.6°F
October 02 67.2°F September 27 63.6°F
October 01 66.8°F September 26 64.4°F

When is the Warmest Sea for Harbor Springs?

According to our data for the last three years for Harbor Springs 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: 2026 2025 2024

The average sea surface temperature in August 2026 for Harbor Springs was 74.2°F. The maximum and minimum values were 72.0°F and 75.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Harbor Springs was 71.8°F. The maximum and minimum values were 61.6°F and 76.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Harbor Springs was 70.0°F. The maximum and minimum values were 63.6°F and 74.2°F respectively.

Best Time to Visit Harbor Springs
The most sunny months:
July 15 days
August 14 days
May 13 days
The most warm months:
August 76.6 °F
July 76.4 °F
June 70.6 °F
Warmest sea temperature:
August 73.0 °F
July 69.8 °F
September 68.9 °F
The most cold months:
January 22.4 °F
February 22.8 °F
December 30.1 °F
The most rainy months:
April 2 days
July 2 days
August 2 days
The most windy months:
November 11 mph
December 10 mph
March 10 mph

Harbor Springs on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +60
Hawaii +82
Houston +84
Las Vegas +92
Los Angeles +102
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Harbor Springs
Local time: 21:01
06 oct, tuesday
0000 40°F
W
4 mph
0300 40°F
NW
4 mph
0600 40°F
N
6 mph
0900 46°F
N
6 mph
1200 60°F
NE
13 mph
1500 68°F
NE
16 mph
1800 66°F
NE
15 mph
2100 62°F
NE
17 mph