WEATHER IN Philadelphia
Climate tables. Data for Philadelphia.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -21.7 (1982) | -3.3 | 0.9 | 5.2 | 23.3 (1950) |
| february | -23.9 (1934) | -2.5 | 2.2 | 6.8 | 26.1 (1930) |
| march | -15.0 (1872) | 1.3 | 6.4 | 11.6 | 30.6 (1945) |
| april | -10.0 (1923) | 6.8 | 12.5 | 18.2 | 35.0 (2002) |
| may | -2.2 (1966) | 12.3 | 17.9 | 23.6 | 36.1 (1991) |
| june | 6.7 (1984) | 17.7 | 23.1 | 28.4 | 38.9 (1934) |
| july | 10.6 (1966) | 20.9 | 25.9 | 31.0 | 40.0 (1966) |
| august | 6.7 (1986) | 19.9 | 24.9 | 29.9 | 41.1 (1918) |
| september | 1.7 (1963) | 16.1 | 21.1 | 26.1 | 38.9 (1881) |
| october | -3.9 (1969) | 9.6 | 14.6 | 19.6 | 35.6 (1941) |
| november | -13.3 (1875) | 3.8 | 8.6 | 13.3 | 28.9 (1950) |
| december | -20.6 (1880) | -0.4 | 3.7 | 7.8 | 22.8 (1998) |
| year | -23.9 (1934) | 8.4 | 13.2 | 18.1 | 41.1 (1918) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 80 | 11 (1955) | 225 (1978) | 63 (1874) |
| february | 70 | 14 (1864) | 175 (1896) | 98 (1896) |
| march | 101 | 10 (1910) | 231 (1912) | 71 (1912) |
| april | 88 | 13 (1985) | 230 (2007) | 112 (2014) |
| may | 85 | 5 (1826) | 240 (1894) | 80 (1918) |
| june | 103 | 3 (1949) | 280 (1867) | 117 (1973) |
| july | 111 | 16 (1957) | 336 (2013) | 204 (2013) |
| august | 109 | 10 (1821) | 491 (2011) | 143 (1898) |
| september | 112 | 5 (1884) | 332 (1999) | 168 (1999) |
| october | 88 | 2 (1924) | 255 (1833) | 141 (2005) |
| november | 74 | 8 (1976) | 230 (1972) | 101 (1977) |
| december | 101 | 6 (1955) | 225 (2009) | 94 (1914) |
| year | 1055 | 744 (1922) | 1634 (2011) | 204 (2013) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |