Philadelphia Water Temperature

(Today) 2022

9°C / 48.2°F

Current weather

7°C / 44°F
(clear sky)

Partly cloudy

Wind

25 mph

Humidity

63%


The measurements for the water temperature in Philadelphia, Pennsylvania are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Monthly average water temp

Monthly average max / min water temperatures

The graph below shows the range of monthly Philadelphia water temperature derived from many years of historical sea surface temperature data.

Philadelphia average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Philadelphia
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.6 3.6 3.9 5.5 8.3 15.6 21.6 22.6 20.4 14.5 10.9 6.5
Max °C 8 6.3 7.4 11.8 16 22.8 25.5 26.6 24.1 21.6 15.2 11.8
Min °F 40.2 39.5 40.4 44.4 50 63 72.4 74.3 70.2 60.9 53.3 45.8
Max °F 44.6 42.2 43.9 50.7 57.7 70.2 76.3 78.3 73.9 68 57.6 51.1

The warmest water temperature is in August with an average around 76.3°F / 24.6°C. The coldest month is February with an average water temperature of 40.8°F / 4.9°C.