All-time weather records — Washington, PA
Climate change signal in Washington
of Washington's all-time daily heat records were set in the last decade (0 of 366 records since 2015).
of all-time daily cold records were set in the last decade (0 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 | # |
|---|---|---|---|---|
| 1970s | 49 | 105 | ||
| 1980s | 94 | 132 | ||
| 1990s | 85 | 56 | ||
| 2000s | 85 | 50 | ||
| 2010s | 53 | 23 |
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 1975, the latest in 2014. Period of observation: 1975-2014.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 90.0°F — Jan 31, 1987 | -25.1°F — Jan 21, 1984 | 1.92 in — Jan 6, 2005 |
| February | 75.0°F — Feb 27, 2000 | -20.0°F — Feb 7, 1977 | 1.86 in — Feb 2, 1988 |
| March | 82.0°F — Mar 31, 1998 | -0.9°F — Mar 10, 1986 | 1.60 in — Mar 14, 1993 |
| April | 90.0°F — Apr 18, 1976 | 9.0°F — Apr 2, 1984 | 2.03 in — Apr 3, 1977 |
| May | 93.9°F — May 20, 1977 | 19.9°F — May 10, 1983 | 2.14 in — May 26, 1997 |
| June | 93.0°F — Jun 21, 2012 | 32.0°F — Jun 8, 2010 | 2.20 in — Jun 20, 2007 |
| July | 100.0°F — Jul 8, 2012 | 37.9°F — Jul 6, 2009 | 3.93 in — Jul 21, 1988 |
| August | 96.1°F — Aug 3, 1991 | 28.9°F — Aug 29, 1982 | 2.60 in — Aug 25, 1998 |
| September | 95.0°F — Sep 4, 1983 | 30.0°F — Sep 20, 1982 | 5.18 in — Sep 18, 2004 |
| October | 87.1°F — Oct 7, 2007 | 18.0°F — Oct 28, 1976 | 2.03 in — Oct 30, 2012 |
| November | 98.1°F — Nov 5, 1985 | -4.0°F — Nov 29, 1976 | 2.11 in — Nov 20, 2003 |
| December | 82.0°F — Dec 4, 1982 | -16.1°F — Dec 26, 1983 | 3.04 in — Dec 1, 2010 |
Click a month to see every daily record for that month in Washington.