Climate and Average Weather Year Round in Philadelphia Pennsylvania, United States

In Philadelphia, the summers are warm, humid, and wet; the winters are very cold and snowy; and it is partly cloudy year round. Over the course of the year, the temperature typically varies from 26°F to 87°F and is rarely below 13°F or above 94°F.

Based on the tourism score, the best times of year to visit Philadelphia for warm-weather activities are from early June to early July and from early August to late September.

Weather forecast In Philadelphia
Weather forecast In Philadelphia

Average Temperature in Philadelphia 

The hot season lasts for 3.6 months, from May 30 to September 16, with an average daily high temperature above 77°F. The hottest month of the year in Philadelphia is July, with an average high of 86°F and low of 69°F.

The cold season lasts for 3.1 months, from December 2 to March 7, with an average daily high temperature below 49°F. The coldest month of the year in Philadelphia is January, with an average low of 27°F and high of 41°F.

Rainfall

To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. Philadelphia experiences some seasonal variation in monthly rainfall.

Rain falls throughout the year in Philadelphia. The month with the most rain in Philadelphia is July, with an average rainfall of 3.7 inches.

The month with the least rain in Philadelphia is February, with an average rainfall of 2.2 inches.

Snowfall

As with rainfall, we consider the snowfall accumulated over a sliding 31-day period centered around each day of the year. Philadelphia experiences significant seasonal variation in monthly snowfall.

The snowy period of the year lasts for 4.2 months, from November 22 to March 28, with a sliding 31-day snowfall of at least 1.0 inches. The month with the most snow in Philadelphia is January, with an average snowfall of 6.0 inches.

The snowless period of the year lasts for 7.8 months, from March 28 to November 22. The least snow falls around August 1, with an average total accumulation of 0.0 inches.

Weather forecast March 24, 2023

Weather forecast March 24, 2023 - P9

Weather 19103

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 3.44 mph, wind out of the WSW. Visibility 7 mi, humidity 94% . Chance of Rain : 75 % .

Today's Air Quality - Weather 19103 : Moderate

- Air Quality Index : CO : 340.46 ; NH3 : 1.47 ; NO : 0 ; NO2 : 29.13 ; O3 : 50.07 ; PM10 : 13.24 ; PM2.5 : 11.43 ; SO2 : 6.97

Weather 19104

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 4 mph, wind out of the NW. Visibility 7 mi, humidity 94% . Chance of Rain : 68 % .

Today's Air Quality - Weather 19104 : Moderate

- Air Quality Index : CO : 297.07 ; NH3 : 1.19 ; NO : 0 ; NO2 : 14.91 ; O3 : 60.8 ; PM10 : 10.22 ; PM2.5 : 8.77 ; SO2 : 2.71

Weather 19105

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 3.44 mph, wind out of the WSW. Visibility 7 mi, humidity 94% . Chance of Rain : 75 % .

Today's Air Quality - Weather 19105 : Moderate

- Air Quality Index : CO : 340.46 ; NH3 : 1.47 ; NO : 0 ; NO2 : 29.13 ; O3 : 50.07 ; PM10 : 13.24 ; PM2.5 : 11.43 ; SO2 : 6.97

Weather 19106

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 3.44 mph, wind out of the WSW. Visibility 7 mi, humidity 94% . Chance of Rain : 75 % .

Today's Air Quality - Weather 19106 : Moderate

- Air Quality Index : CO : 340.46 ; NH3 : 1.47 ; NO : 0 ; NO2 : 29.13 ; O3 : 50.07 ; PM10 : 13.24 ; PM2.5 : 11.43 ; SO2 : 6.97

Weather 43214

High temperature : 45°F

Low temperature : 40°F

- Overcast clouds, Wind speed 9.22 mph, wind out of the N. Visibility 7 mi, humidity 87% . Chance of Rain : 75 % .

Today's Air Quality - Weather 43214 : Moderate

- Air Quality Index : CO : 273.71 ; NH3 : 1.74 ; NO : 0 ; NO2 : 9.08 ; O3 : 80.11 ; PM10 : 9.08 ; PM2.5 : 8.04 ; SO2 : 3.16

Weather 19108

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 3.44 mph, wind out of the WSW. Visibility 7 mi, humidity 94% . Chance of Rain : 75 % .

Today's Air Quality - Weather 19108 : Moderate

- Air Quality Index : CO : 340.46 ; NH3 : 1.47 ; NO : 0 ; NO2 : 29.13 ; O3 : 50.07 ; PM10 : 13.24 ; PM2.5 : 11.43 ; SO2 : 6.97

Weather 19109

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 3.44 mph, wind out of the WSW. Visibility 7 mi, humidity 94% . Chance of Rain : 75 % .

Today's Air Quality - Weather 19109 : Moderate

- Air Quality Index : CO : 340.46 ; NH3 : 1.47 ; NO : 0 ; NO2 : 29.13 ; O3 : 50.07 ; PM10 : 13.24 ; PM2.5 : 11.43 ; SO2 : 6.97

Weather 19110

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 3.44 mph, wind out of the WSW. Visibility 7 mi, humidity 94% . Chance of Rain : 75 % .

Today's Air Quality - Weather 19110 : Moderate

- Air Quality Index : CO : 340.46 ; NH3 : 1.47 ; NO : 0 ; NO2 : 29.13 ; O3 : 50.07 ; PM10 : 13.24 ; PM2.5 : 11.43 ; SO2 : 6.97

Weather 10028

High temperature : 61°F

Low temperature : 52°F

- Overcast clouds, Wind speed 13.8 mph, wind out of the WSW. Visibility 7 mi, humidity 82% . Chance of Rain : 20 % .

Today's Air Quality - Weather 10028 : Moderate

- Air Quality Index : CO : 420.57 ; NH3 : 1.87 ; NO : 0.06 ; NO2 : 47.3 ; O3 : 31.47 ; PM10 : 17.62 ; PM2.5 : 14.66 ; SO2 : 7.03

Weather 19112

High temperature : 63°F

Low temperature : 57°F

- Overcast clouds, Wind speed 3.44 mph, wind out of the WSW. Visibility 7 mi, humidity 94% . Chance of Rain : 75 % .

Today's Air Quality - Weather 19112 : Moderate

- Air Quality Index : CO : 340.46 ; NH3 : 1.47 ; NO : 0 ; NO2 : 29.13 ; O3 : 50.07 ; PM10 : 13.24 ; PM2.5 : 11.43 ; SO2 : 6.97

Weather 01852 - Lowell MA

light rain

56°

light rain

Feels like 55°
Sunrise/Sunset - 01852
Sunrise/Sunset

05:19/20:03

Temperature - 01852
High/Low

59°F

/

53°F

Humidity in 01852
Humidity

80%

Pressure
Pressure

1015 hPa

Visibility
Visibility

7 mi

Wind
Wind

12.66 mph