Philadelphia Water Temperature

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Philadelphia is a city close to Delaware Bay. August is the month with the warmest water temperature at 75.6°F / 24.2°C. The coolest month is February with an avg. water temperature of 39°F / 3.9°C. February is the sunniest at 0in / 0mm and May the wettest month with 1.2in / 30mm. The average air 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 average air temperature. Hot-summer humid continental climate would be the climate here. June, July, August, September would be the best time to visit.

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 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.

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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
May. 05	Scattered clouds	85 °F 58°F	30 °C 14°C	3mph (5km/h) south-southwest	0in (0mm) 0 %	50%
May. 06	Thunderstorm with rain	72 °F 63°F	22 °C 17°C	3mph (5km/h) south-southwest	0in (8mm) 70 %	70%
May. 07	Moderate rain	66 °F 53°F	19 °C 11°C	2mph (3km/h) northwest	0in (12mm) 85 %	64%
May. 08	Scattered clouds	69 °F 48°F	21 °C 9°C	2mph (4km/h) west	0in (0mm) 10 %	47%
May. 09	Thunderstorm with rain	70 °F 50°F	21 °C 10°C	2mph (4km/h) south-southwest	0in (3mm) 50 %	59%
May. 10	Thunderstorm with rain	77 °F 52°F	25 °C 11°C	2mph (3km/h) southwest	0in (3mm) 50 %	69%
May. 11	Light shower rain	63 °F 56°F	17 °C 13°C	2mph (3km/h) west-northwest	0in (2mm) 50 %	65%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
May. 12	Broken clouds	72 °F 51°F	22 °C 11°C	2mph (3km/h) south-southwest	0in (0mm) 0 %	48%
May. 13	Broken clouds	78 °F 55°F	26 °C 13°C	2mph (3km/h) southwest	0in (0mm) 10 %	57%
May. 14	Scattered clouds	79 °F 64°F	26 °C 18°C	2mph (3km/h) west-northwest	0in (0mm) 20 %	55%
May. 15	Overcast clouds	71 °F 56°F	22 °C 13°C	2mph (4km/h) south-southeast	0in (1mm) 30 %	84%
May. 16	Heavy rain	62 °F 48°F	17 °C 9°C	2mph (3km/h) east	1in (31mm) 95 %	75%
May. 17	Light rain	57 °F 48°F	14 °C 9°C	1mph (2km/h) east-northeast	0in (5mm) 70 %	83%
May. 18	Overcast clouds	52 °F 48°F	11 °C 9°C	1mph (2km/h) northeast	0in (1mm) 40 %	86%
May. 19	Few clouds	57 °F 48°F	14 °C 9°C	2mph (3km/h) northwest	0in (1mm) 30 %	74%
May. 20	Scattered clouds	67 °F 53°F	20 °C 12°C	2mph (3km/h) northwest	0in (0mm) 0 %	59%

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 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

Delaware Bay