Pennsylvania Temperature Records
All-time high and low temperatures recorded in Pennsylvania, with monthly records dating back to 1970.
Key Facts
- Record High: The hottest temperature ever recorded in Pennsylvania is 111°F, set on July 10, 1936.
- Record Low: The coldest temperature ever recorded in Pennsylvania is -42°F, set on January 5, 1904.
- Data Coverage: Based on 57 years of data from 1,641 NOAA weather stations.
All-Time Record High
111°F
July 10, 1936
Official NOAA Record
All-Time Record Low
-42°F
January 5, 1904
Official NOAA Record
Monthly Temperature Records
| Month | Record High | Record Low |
|---|---|---|
| January | 76°F(2007) | -40°F(1977) |
| February | 83°F(2009) | -34°F(1979) |
| March | 91°F(1998) | -25°F(2015) |
| April | 100°F(1976) | -- |
| May | 103°F(1971) | 12°F(2020) |
| June | 105°F(1983) | 21°F(1972) |
| July | 115°F(2012) | 30°F(1989) |
| August | 106°F(1975) | 23°F(1982) |
| September | 106°F(1973) | 19°F(1974) |
| October | 97°F(2019) | 8°F(1972) |
| November | 88°F(1990) | -7°F(2018) |
| December | 84°F(1998) | -29°F(1980) |
Snow Records
Find the snowiest days on record for any Pennsylvania city
City Records in Pennsylvania
More State Records
Look Up Weather for Any Date
Check the weather on birthdays, anniversaries, or any date since 1970
Explore Pennsylvania Weather History