Philadelphia Water Temperature

Philadelphia is a city close to Delaware Bay. Hot-summer humid continental climate would be the climate here. August is the month with the highest water temperature at 75.6°F / 24.2°C. The month with the lowest is February with an average water temperature of 39°F / 3.9°C. The avg. air temperature is around 77°F / 25°C, July is the month with the highest temperature. January is the coolest with 31.8°F / -0.1°C average air temperature. February is the month with the min. precipitation of 0in / 0mm and May with the max. precipitation in a year with 1.2in / 30mm. June, July, August, September would be the best time to visit this place.

Philadelphia Summary

Description Value
Current water temperature / 8 °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 1.2in / 30mm
Driest Month: February with 0in / 0mm
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 by month

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

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 warmest water temperature are in August with around 75.6°F / 24.2°C. The coldest in February with an average water temperature of 39°F / 3.9°C.

Philadelphia weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 14
Scattered clouds
50 °F
25°F
10 °C
-4°C
1mph (1km/h)
west-southwest
0in (0mm)
0 %
76%
Jan. 15
Light rain
49 °F
32°F
9 °C
0°C
2mph (4km/h)
east-northeast
0in (6mm)
85 %
97%
Jan. 16
Light shower rain
44 °F
34°F
7 °C
1°C
3mph (4km/h)
south-southwest
0in (4mm)
80 %
83%
Jan. 17
Scattered clouds
43 °F
36°F
6 °C
2°C
4mph (6km/h)
west
0in (0mm)
0 %
58%
Jan. 18
Broken clouds
41 °F
33°F
5 °C
1°C
3mph (4km/h)
west
0in (0mm)
0 %
59%
Jan. 19
Few clouds
42 °F
30°F
6 °C
-1°C
3mph (4km/h)
west-northwest
0in (0mm)
0 %
51%
Jan. 20
Overcast clouds
45 °F
35°F
7 °C
2°C
2mph (4km/h)
west
0in (0mm)
0 %
60%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 21
Overcast clouds
47 °F
34°F
8 °C
1°C
1mph (2km/h)
south-southwest
0in (0mm)
35 %
79%
Jan. 22
Overcast clouds
42 °F
35°F
5 °C
2°C
2mph (3km/h)
southwest
0in (2mm)
65 %
73%
Jan. 23
Snow
35 °F
30°F
2 °C
-1°C
3mph (4km/h)
west-southwest
0in (6mm)
95 %
69%
Jan. 24
Clear Sky
26 °F
28°F
-4 °C
-2°C
2mph (3km/h)
northwest
0in (0mm)
0 %
49%
Jan. 25
Snow
28 °F
26°F
-2 °C
-3°C
2mph (3km/h)
east
0in (7mm)
95 %
77%
Jan. 26
Overcast clouds
29 °F
18°F
-2 °C
-8°C
6mph (9km/h)
west-northwest
0in (1mm)
50 %
67%
Jan. 27
Broken clouds
25 °F
17°F
-4 °C
-8°C
5mph (8km/h)
northwest
0in (0mm)
0 %
60%
Jan. 28
Few clouds
28 °F
18°F
-2 °C
-8°C
4mph (7km/h)
north-northwest
0in (0mm)
0 %
53%
Jan. 29
Few clouds
29 °F
18°F
-2 °C
-8°C
2mph (4km/h)
northwest
0in (0mm)
0 %
47%

Philadelphia weather by month / climate table

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

44.8 31.8 19.6 0.4 0 62.5%

February

46.2 33.6 23.7 0 0 62.1%

March

59.5 41.5 27 0.7 1 60.6%

April

68.5 52.7 38.3 0.2 2 61.3%

May

80.4 62.8 48 1.2 1 65.6%

June

85.6 71.8 58.6 0 1 67.2%

July

88.9 77 66.7 0.8 0 64.3%

August

87.1 75.6 63.7 0.4 1 66.8%

September

82.8 69.3 57.4 0.2 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

(d)

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 1 60.6%

April

20.3 11.5 3.5 5.6 2 61.3%

May

26.9 17.1 8.9 30 1 65.6%

June

29.8 22.1 14.8 0 1 67.2%

July

31.6 25 19.3 19.7 0 64.3%

August

30.6 24.2 17.6 10.2 1 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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