All-time weather records — Clairton, PA

Record high
100.9°F
July 8, 2012
Record low
-33.0°F
October 3, 2003
Wettest day
4.01 in
June 23, 1972

Climate change signal in Clairton

13.9%

of Clairton's all-time daily heat records were set in the last decade (51 of 366 records since 2015).

12%

of all-time daily cold records were set in the last decade (44 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
1920s
·
·
1930s
·
·
1940s
·
·
1950s
·
·
1960s
·
5
1970s
·
5
1980s
32
27
1990s
124
87
2000s
100
142
2010s
108
99
2020s
2
1

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1987, the latest in 2020. Period of observation: 1928-2020.

Records by month

Month Hottest day Coldest day Wettest day
January 73.9°F — Jan 23, 1999 -18.9°F — Jan 18, 1994 1.88 in — Jan 5, 2005
February 77.0°F — Feb 25, 2017 -18.9°F — Feb 20, 2015 2.06 in — Feb 23, 1935
March 84.0°F — Mar 30, 1998 -0.9°F — Mar 7, 2015 2.23 in — Mar 22, 1945
April 90.0°F — Apr 28, 1990 17.1°F — Apr 1, 2011 3.00 in — Apr 20, 2015
May 91.9°F — May 27, 2012 15.1°F — May 19, 1995 2.80 in — May 6, 1971
June 99.0°F — Jun 30, 2012 28.0°F — Jun 12, 2007 4.01 in — Jun 23, 1972
July 100.9°F — Jul 8, 2012 37.0°F — Jul 6, 2005 3.03 in — Jul 20, 1988
August 97.0°F — Aug 17, 1988 39.9°F — Aug 5, 2006 2.62 in — Aug 23, 1970
September 95.0°F — Sep 3, 2010 21.0°F — Sep 16, 2007 3.88 in — Sep 10, 2018
October 91.0°F — Oct 1, 2019 -33.0°F — Oct 3, 2003 2.73 in — Oct 30, 2012
November 79.0°F — Nov 2, 2004 10.9°F — Nov 29, 2010 2.00 in — Nov 25, 1950
December 73.9°F — Dec 1, 2006 -7.1°F — Dec 31, 2017 2.15 in — Dec 30, 1942

Click a month to see every daily record for that month in Clairton.