Current sea water temperature:
+68.2°F
| Minimum sea water temperature in September: | 71.8°F |
| Maximum sea water temperature in September: | 62.4°F |
| Average sea water temperature in September: | 67.1°F |
| more information | |
14 days
forecast
forecast
| Harbor Springs |
monthly
weather
weather
| Harbor Springs |
Sea water temperature for the last 10 days:
| September 19 | 68.2°F | September 14 | 68.9°F |
| September 18 | 68.5°F | September 13 | 69.4°F |
| September 17 | 68.4°F | September 12 | 70.0°F |
| September 16 | 68.9°F | September 11 | 70.2°F |
| September 15 | 68.9°F | September 10 | 70.5°F |
Monthly sea water temperature, °F
When is the warmest sea in Harbor Springs?
Based on the data about daily sea water temperature for the last three years the warmest sea in Harbor Springs was noticed in August, July and September.
Monthly Sea Temperatures in Harbor Springs, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 71.8°F. The highest and lowest sea temperatures during the month were 73.2°F and 69.8°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 69.6°F. The highest and lowest sea temperatures during the month were 73.9°F and 60.4°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 69.9°F. The highest and lowest sea temperatures during the month were 71.8°F and 68.2°F.
current
weather
weather
| Harbor Springs |
weather in
September
September
| Harbor Springs |
Best time for vacation in Harbor Springs
Harbor Springs on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Harbor Springs
Local time: 05:19
September 19, saturday
0600
46°F
W
6 mph
6 mph
0900
50°F
W
6 mph
6 mph
1200
57°F
NW
8 mph
8 mph
1500
64°F
NW
6 mph
6 mph
1800
63°F
SW
4 mph
4 mph
2100
59°F
W
6 mph
6 mph
September 20, sunday
0000
57°F
W
3 mph
3 mph
0300
55°F
W
4 mph
4 mph
