Weather on March 31
Pittsburgh, PA
55 Years of Data
Avg High
59°F
Avg Low
39°F
Warmest
1998
72°F avg
Coldest
2003
29°F avg
About This Date
March 31st in Pittsburgh, PA typically brings cool spring weather, with average highs around 59°F and lows near 39°F. Over 44 years of records, the warmest March 31st was in 1998 (72°F average), while the coldest was 2003 (29°F) — a 43°F range across recorded history. Rain or other precipitation has occurred on about 55% of March 31st dates historically, with the wettest March 31st recording 3.15" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for March 31st in Pittsburgh, PA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 78° | 60° | 69° | 0.76" | — |
| 2025 | 64° | 38° | 51° | 0.43" | — |
| 2024 | 62° | 44° | 53° | — | — |
| 2023 | 57° | 38° | 47° | 0.94" | — |
| 2022 | 73° | 43° | 58° | 0.33" | — |
| 2021 | 63° | 37° | 50° | 0.91" | — |
| 2020 | 47° | 39° | 43° | 0.15" | — |
| 2019 | 49° | 26° | 38° | 0.51" | — |
| 2018 | 55° | 26° | 41° | — | — |
| 2017 | 54° | 45° | 49° | 3.15" | — |
| 2016 | 71° | 58° | 64° | — | — |
| 2015 | 61° | 32° | 46° | — | — |
| 2014 | 64° | 32° | 48° | — | — |
| 2013 | 48° | 42° | 45° | 0.25" | — |
| 2012 | 57° | 42° | 50° | — | — |
| 2011 | 37° | 32° | 35° | 0.13" | — |
| 2010 | 65° | 36° | 50° | — | — |
| 2009 | 70° | 28° | 49° | — | — |
| 2008 | 66° | 41° | 54° | 0.08" | — |
| 2007 | 67° | 46° | 56° | — | — |
| 2006 | 77° | 49° | 63° | 0.28" | — |
| 2005 | 74° | 50° | 62° | — | — |
| 2004 | 49° | 37° | 43° | 0.84" | — |
| 2003coldest | 37° | 21° | 29° | 0.13" | — |
| 2002 | 54° | 40° | 47° | 0.41" | — |
| 2001 | 46° | 37° | 42° | — | — |
| 2000 | 59° | 33° | 46° | — | — |
| 1999 | 73° | 39° | 56° | — | — |
| 1998warmest | 85° | 59° | 72° | — | — |
| 1997 | 40° | 32° | 36° | — | — |
| 1996 | 68° | 40° | 54° | — | — |
| 1995 | 50° | 37° | 44° | 0.05" | — |
| 1994 | 46° | 33° | 40° | — | — |
| 1993 | 70° | 44° | 57° | 0.61" | — |
| 1992 | 44° | 35° | 40° | 0.46" | — |
| 1979 | 69° | 45° | 57° | 0.36" | — |
| 1978 | 58° | 40° | 49° | 0.23" | — |
| 1977 | 61° | 44° | 52° | 0.08" | — |
| 1976 | 60° | 37° | 49° | 2.69" | — |
| 1975 | 50° | 25° | 37° | — | — |
| 1974 | 41° | 36° | 38° | 0.13" | — |
| 1973 | 62° | 45° | 53° | 0.18" | — |
| 1972 | 57° | 32° | 45° | — | — |
| 1971 | 57° | 25° | 41° | — | — |
44 years of data from PITTSBURGH WSO CITY