Philadelphia Water Temperature

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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 /
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

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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 hottest water temperature typically reached 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.

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Philadelphia weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jul. 10
Thunderstorm with rain
82 °F
71°F
28 °C
22°C
1mph (1km/h)
south
0in (3mm)
50 %
86%
Jul. 11
Thunderstorm with rain
90 °F
72°F
32 °C
22°C
1mph (1km/h)
east-southeast
0in (7mm)
70 %
81%
Jul. 12
Broken clouds
89 °F
73°F
32 °C
23°C
1mph (1km/h)
southeast
0in (3mm)
50 %
82%
Jul. 13
Broken clouds
88 °F
71°F
31 °C
22°C
1mph (2km/h)
southeast
0in (1mm)
35 %
80%
Jul. 14
Thunderstorm with rain
87 °F
73°F
31 °C
23°C
1mph (2km/h)
south
0in (10mm)
75 %
82%
Jul. 15
Broken clouds
89 °F
74°F
32 °C
23°C
1mph (2km/h)
west-southwest
0in (2mm)
45 %
77%
Jul. 16
Few clouds
88 °F
75°F
31 °C
24°C
2mph (3km/h)
south-southwest
0in (0mm)
0 %
68%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jul. 17
Few clouds
90 °F
76°F
32 °C
25°C
2mph (4km/h)
south-southwest
0in (0mm)
0 %
69%
Jul. 18
Thunderstorm with heavy rain
89 °F
77°F
32 °C
25°C
2mph (4km/h)
southwest
1in (16mm)
85 %
68%
Jul. 19
Thunderstorm with rain
87 °F
76°F
30 °C
24°C
2mph (4km/h)
west-southwest
0in (7mm)
70 %
64%
Jul. 20
Few clouds
89 °F
74°F
32 °C
23°C
2mph (4km/h)
south-southwest
0in (1mm)
15 %
65%
Jul. 21
Broken clouds
91 °F
72°F
33 °C
22°C
2mph (4km/h)
southwest
0in (0mm)
20 %
70%
Jul. 22
Few clouds
94 °F
75°F
34 °C
24°C
3mph (4km/h)
southwest
0in (0mm)
0 %
67%
Jul. 23
Scattered clouds
92 °F
75°F
33 °C
24°C
2mph (4km/h)
south-southwest
0in (0mm)
0 %
71%
Jul. 24
Scattered clouds
90 °F
74°F
32 °C
23°C
3mph (4km/h)
south-southwest
0in (0mm)
10 %
75%
Jul. 25
Light rain
84 °F
73°F
29 °C
23°C
2mph (4km/h)
west-southwest
0in (5mm)
60 %
87%

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%
The hottest avg. 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 temperature. February is the month with the lowest precipitation of 0in / 0mm and May with the maximum precipitation in a year with 1.2in / 30mm.

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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