December weather forecastSaint Clair Shores, MI
December
Weather in December
Ocean temperature
In Saint Clair Shores, Michigan, in December, the average water temperature is 37.9°F (3.3°C).Note: In the course of swimming, this situation is life-threatening and fraught with risk. The severe cold of the water leads to immediate hyperventilation. Wearing a specialized swimsuit is critical to limit thermal injury.
Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:42 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:08 pm EST.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Saint Clair Shores, the average seawater temperature in December is 37.9°F (3.3°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
December has the shortest days of the year, with an average of 9h and 6min of daylight.
In Saint Clair Shores, the average day length in December is 9h and 8min.
On the first day of December, sunrise is at 7:42 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:08 pm EST.
Average sea temperature in December
Saint Clair Shores, MI
- Average sea temperature in December: 38°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 December
Saint Clair Shores, MI
- Average daylight in December: 9h and 6min
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).





