July weather forecastSaint Clair, MI
July
Weather in July
Ocean temperature
In Saint Clair, Michigan, the average seawater temperature in July is 72.1°F (22.3°C).Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 72.1°F (22.3°C) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 77°F (25°C) to 82.4°F (28°C).)
Daylight
In Saint Clair, the average length of the day in July is 14h and 58min.On the first day of July, sunrise is at 5:55 am and sunset at 9:12 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:51 pm EDT.
Updated: Jul 30, 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, the average seawater temperature in July is 72.1°F (22.3°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 72.1°F (22.3°C) water may be enjoyable.
In July, the average day length is 14h and 58min.
On the first day of July, sunrise is at 5:55 am and sunset at 9:12 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:51 pm EDT.
Average sea temperature in July
Saint Clair, MI
- Average sea temperature in July: 72.1°F
The best month for swimming (with the highest average sea temperature) is August (73.7°F).
The coldest month (with the lowest average sea temperature) is February (32.4°F).
Average daylight in July
Saint Clair, MI
- Average daylight in July: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).





