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

°F

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

°C

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

7-day weather forecast
+9-day forecast

7-day weather forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 21	Mix snow/rain	33 °F 22°F	0 °C -6°C	3mph (4km/h) northwest	0in (0mm) 30 %	68%
Dec. 22	Few clouds	27 °F 16°F	-3 °C -9°C	1mph (2km/h) northwest	0in (0mm) 0 %	53%
Dec. 23	Scattered clouds	32 °F 12°F	0 °C -11°C	0mph (1km/h) east	0in (0mm) 0 %	52%
Dec. 24	Broken clouds	40 °F 24°F	5 °C -4°C	1mph (1km/h) west	0in (0mm) 0 %	73%
Dec. 25	Scattered clouds	39 °F 26°F	4 °C -3°C	1mph (2km/h) east	0in (0mm) 0 %	75%
Dec. 26	Scattered clouds	42 °F 26°F	5 °C -3°C	1mph (2km/h) north	0in (0mm) 0 %	73%
Dec. 27	Scattered clouds	43 °F 31°F	6 °C -0°C	2mph (3km/h) north-northeast	0in (0mm) 0 %	69%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 28	Overcast clouds	45 °F 36°F	7 °C 2°C	2mph (3km/h) east-southeast	0in (0mm) 0 %	74%
Dec. 29	Overcast clouds	47 °F 39°F	8 °C 4°C	2mph (3km/h) south	0in (0mm) 20 %	79%
Dec. 30	Overcast clouds	50 °F 41°F	10 °C 5°C	3mph (4km/h) northwest	0in (1mm) 35 %	70%
Dec. 31	Moderate rain	55 °F 41°F	13 °C 5°C	2mph (4km/h) west-northwest	1in (13mm) 85 %	76%
Jan. 01	Overcast clouds	50 °F 42°F	10 °C 6°C	1mph (1km/h) west-southwest	0in (0mm) 0 %	78%
Jan. 02	Broken clouds	46 °F 43°F	8 °C 6°C	2mph (3km/h) west-northwest	0in (0mm) 10 %	79%
Jan. 03	Broken clouds	43 °F 37°F	6 °C 3°C	2mph (3km/h) west-southwest	0in (0mm) 0 %	73%
Jan. 04	Few clouds	40 °F 37°F	5 °C 3°C	2mph (4km/h) northwest	0in (0mm) 20 %	57%
Jan. 05	Broken clouds	40 °F 32°F	4 °C 0°C	1mph (1km/h) east-southeast	0in (0mm) 20 %	60%

Philadelphia weather by month / climate table

°F

	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%

°C

	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 driest at 0in / 0mm and May the wettest month with 1.2in / 30mm. With an average 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 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

Delaware Bay