Average water temperature in Philadelphia
The mean water temperature over the year in Philadelphia (Pennsylvania), the United States of America.
- The months June, July, August, September and October have a pleasant water temperature.
- On average, August has the warmest water temperature with 25°C.
- On average, February has the coldest water temperature with 5°C.
Weather Forecasts for Philadelphia (PA)
overcast and no rain
clear and no rain
broken clouds and no rain