Weather in September
Ocean temperature
In Saint Clair Shores, Michigan, the average seawater temperature in September is 71.1°F (21.7°C).Note: In water with a temperature of 71.1°F (21.7°C), most people do not enjoy swimming. As the temperature descends from 69.8°F (21°C) to 59°F (15°C), breathing becomes increasingly difficult to control.
Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 6:57 am and sunset at 8:05 pm. On the last day of September, in Saint Clair Shores, sunrise is at 7:28 am and sunset at 7:14 pm EDT.
Frequently asked questions
What is the ocean temperature in September in Saint Clair Shores?
In September, the average ocean temperature in Saint Clair Shores is 71.1°F (21.7°C). For swimming, a surface water temperature of 71.1°F (21.7°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).
How many hours of daylight does Saint Clair Shores have in September?
In Saint Clair Shores, Michigan, the average day length in September is 12h and 28min.
When is the sunrise / sunset in September in Saint Clair Shores?
In September, on the first day of the month, sunrise is at 6:57 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:14 pm EDT.
Average sea temperature in September
Saint Clair Shores, MI
- Average sea temperature in September: 71°F
The best month for swimming (with the highest average sea temperature) is August (75.9°F).
The coldest month (with the lowest average sea temperature) is February (32.4°F).
Average daylight in September
Saint Clair Shores, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
Saint Clair Shores, Michigan, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
