Philadelphia Water Temperature

Philadelphia is a city close to Delaware Bay. August is the month with the highest water temperature at 75.6°F / 24.2°C.
The coldest month is February with an average water temperature of 39°F / 3.9°C.
February is the driest at 0in / 0mm and May the wettest month with 1.2in / 30mm.
With an average air temperature of 77°F / 25°C, July is the warmest month in a year. January is the coldest with 31.8°F / -0.1°C average air temperature.
The Climate is described as Hot-summer humid continental climate. Best time to Visit would be in June, July, August, September.

Philadelphia Summary

Description Value
Current water temperature 55.4 °F / 13 °C
Warmest Month Water Temperature: August with 75.6°F / 24.2°C
Coldest Month Water Temperature: February with 39°F / 3.9°C
Warmest Month Air Temperature: July with 77°F / 25°C
Coldest Month Air Temperature: January with 31.8°F / -0.1°C
Wettest Month: May with 30in / 30mm
Highest Humidity October with 68.4%
Lowest Humidity March with 60.6%
Best Time to Visit: June, July, August, September
Climate Classification Hot-summer humid continental climate

Philadelphia Water Temperature

Philadelphia,United States of America: The current water temperature 55.4 °F

The temperature is too cold to swim

Delaware Bay water temperature by month

Max. Water

Temperature

(°F)

ø. Water

Temperature

(°F)

Min. Water

Temperature

(°F)

January

44.8 41.9 39.6

February

39.9 39.2 38.7

March

43.9 41.2 39.4

April

51.6 47.5 43.9
May 62.2 56.3 51.4

June

71.4 66.7 62.6

July

75.6 73.8 71.4

August

76.1 75.4 74.1

September

74.5 72.3 69.4

October

69.4 65.1 59.9

November

60.1 55.9 52

December

51.8 48 44.8

Philadelphia,United States of America: The current water temperature 13 °C

The temperature is too cold to swim

Delaware Bay water temperature by month

Max. Water

Temperature

(°C)

ø. Water

Temperature

(°C)

Min. Water

Temperature

(°C)

January

7.1 5.5 4.2

February

4.4 4 3.7

March

6.6 5.1 4.1

April

10.9 8.6 6.6
May 16.8 13.5 10.8

June

21.9 19.3 17

July

24.2 23.2 21.9

August

24.5 24.1 23.4

September

23.6 22.4 20.8

October

20.8 18.4 15.5

November

15.6 13.3 11.1

December

11 8.9 7.1
The highest water temperature will be reached in August with around 75.6°F / 24.2°C. The lowest in February with an average water temperature of 39°F / 3.9°C.

Philadelphia weather by month

Max.

Temperature

(°F)

ø.

Temperature

(°F)

Min.

Temperature

(°F)

Precip.

(inch)

Rainy Days

(day)

Rel. Humidity

(%)

January

44.8 31.8 19.6 9.8 0 62.5%

February

46.2 33.6 23.7 0 0 62.1%

March

59.5 41.5 27 16.8 0.6 60.6%

April

68.5 52.7 38.3 5.6 1.9 61.3%

May

80.4 62.8 48 30 0.6 65.6%

June

85.6 71.8 58.6 0 0.7 67.2%

July

88.9 77 66.7 19.7 0 64.3%

August

87.1 75.6 63.7 10.2 1.2 66.8%

September

82.8 69.3 57.4 5.2 0 68.2%

October

72.5 57.2 42.8 0 0 68.4%

November

63.7 46.6 36 0 0 66.8%

December

50 37.6 28.8 0 0 67.9%
Max.

Temperature

(°C)

ø.

Temperature

(°C)

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(days)

Rel. Humidity

(%)

January

7.1 -0.1 -6.9 9.8 0 62.5%

February

7.9 0.9 -4.6 0 0 62.1%

March

15.3 5.3 -2.8 16.8 0.6 60.6%

April

20.3 11.5 3.5 5.6 1.9 61.3%

May

26.9 17.1 8.9 30 0.6 65.6%

June

29.8 22.1 14.8 0 0.7 67.2%

July

31.6 25 19.3 19.7 0 64.3%

August

30.6 24.2 17.6 10.2 1.2 66.8%

September

28.2 20.7 14.1 5.2 0 68.2%

October

22.5 14 6 0 0 68.4%

November

17.6 8.1 2.2 0 0 66.8%

December

10 3.1 -1.8 0 0 67.9%
February is the most draught at 0in / 0mm and May the month with the most rain around 1.2in / 30mm. The avg. temperature is around 77°F / 25°C, July is the hottest month in a year. January is the coolest with 31.8°F / -0.1°C avg. temperature.

Activities & POI in Philadelphia

Type of Activity List
Attraction Liberty Bell, Elfreth's Alley, Reading Terminal, Italian market, Philadelphia's Magic Garden, Benjamin Franklin Grave, Statue of Joan of Arc, WildWorks Ropes Course, NASA Moon Tree, Discovery Center at East Park Reservoir, Independence Hall, Boathouse Row, President's House, City Tavern, First Bank of the United States, Carpenter's Hall, Second Bank of the United States, United States Mint, Chinatown Friendship Gate, Laurel Hill Cemetery Gatehouse, Pennsylvania Railroad, Connecting Railway Bridge, Philadelphia's Magic Gardens
Golf Course Strawberry Green Driving Range
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