Weather on May 11
Pittsburgh, PA
55 Years of Data
Avg High
72°F
Avg Low
49°F
Warmest
1979
76°F avg
Coldest
2020
41°F avg
About This Date
May 11th in Pittsburgh, PA typically brings pleasant spring weather, with average highs around 72°F and lows near 49°F. Over 43 years of records, the warmest May 11th was in 1979 (76°F average), while the coldest was 2020 (41°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 51% of May 11th dates historically, with the wettest May 11th recording 2.9" of rain. The last decade has been 6.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 6.8°F cooler on this date compared to 20-30 years ago.
Planning for May 11th in Pittsburgh, PA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 51° | 65° | — | — |
| 2024 | 59° | 42° | 51° | 1.24" | — |
| 2023 | 80° | 48° | 64° | — | — |
| 2022 | 81° | 54° | 67° | — | — |
| 2021 | 58° | 41° | 49° | — | — |
| 2020coldest | 44° | 38° | 41° | 0.1" | — |
| 2019 | 62° | 46° | 54° | 0.3" | — |
| 2018 | 67° | 52° | 59° | — | — |
| 2017 | 58° | 50° | 54° | 1.83" | — |
| 2016 | 74° | 55° | 64° | — | — |
| 2015 | 86° | 64° | 75° | 0.64" | — |
| 2014 | 74° | 57° | 65° | — | — |
| 2013 | 61° | 51° | 56° | 0.61" | — |
| 2012 | 70° | 44° | 57° | — | — |
| 2011 | 81° | 55° | 68° | 0.03" | — |
| 2010 | 59° | 42° | 51° | 1.55" | — |
| 2009 | 60° | 45° | 52° | 1.04" | — |
| 2008 | 57° | 46° | 52° | 1.5" | — |
| 2007 | 80° | 59° | 70° | — | — |
| 2006 | 71° | 47° | 59° | 2.9" | — |
| 2005 | 84° | 59° | 72° | 0.71" | — |
| 2004 | 81° | 63° | 72° | 0.28" | — |
| 2003 | 80° | 54° | 67° | 0.08" | — |
| 2002 | 68° | 44° | 56° | 0.53" | — |
| 2001 | 82° | 55° | 69° | 0.2" | — |
| 2000 | 73° | 46° | 60° | — | — |
| 1999 | 83° | 51° | 67° | — | — |
| 1998 | 66° | 58° | 62° | — | — |
| 1997 | 65° | 40° | 52° | — | — |
| 1996 | 71° | 47° | 59° | 0.1" | — |
| 1995 | 65° | 52° | 58° | 0.81" | — |
| 1994 | 76° | 44° | 60° | — | — |
| 1993 | 87° | 59° | 73° | — | — |
| 1992 | 78° | 52° | 65° | — | — |
| 1979warmest | 89° | 62° | 76° | 2.72" | — |
| 1978 | 76° | 42° | 59° | — | — |
| 1977 | 68° | 40° | 54° | — | — |
| 1976 | 72° | 41° | 56° | 0.15" | — |
| 1975 | 77° | 47° | 62° | — | — |
| 1974 | 81° | 41° | 61° | 1.09" | — |
| 1973 | 64° | 53° | 59° | 0.03" | — |
| 1972 | 70° | 37° | 53° | — | — |
| 1971 | 79° | 48° | 63° | — | — |
43 years of data from PITTSBURGH WSO CITY