Pittsburgh - Extreme Daily Precipitation for Each Year





This page lists the biggest rainstorms or snowstorms of the year in Pittsburgh, Pennsylvania along with the date they occurred. The information answers questions like: When was the last time more than three inches of rain landed on Pittsburgh in a single day? What was the rainiest day of 2019?

The list gives the highest daily precipitation for each year in Pittsburgh and the date that it happened. A date with a plus sign beside it means the same amount of moisture also fell on at least one other day earlier that year.

These records were observed at Pittsburgh International Airport and go back to 1948. During that time the heaviest downpour measured for a single day was 5.95 inches (151.1 millimetres) on September 17, 2004.

Most precipitation in one day for recent years in Pittsburgh
Inches Date Milli­metres
2.85 August 28, 2020   72.4
3.38 September 01, 2019 85.9
3.73 September 09, 2018 94.7
1.69 November 18, 2017 42.9
1.43 September 29, 2016 36.3
3.43 September 29, 2015 87.1
1.80 August 20, 2014 45.7
2.44 July 10, 2013 62.0
1.72 October 29, 2012 43.7
1.23 March 10, 2011 31.2
2.95 November 30, 2010 74.9
Highest daily precipitation recorded at Pittsburgh each year
Inches Date Milli­metres
2.92 June 17, 2009 74.2
2.23 June 26, 2008 56.6
1.55 August 05, 2007 39.4
1.66 October 17, 2006 42.2
1.89 July 05, 2005 48.0
5.95 September 17, 2004 151.1
1.80 August 30, 2003 45.7
1.57 September 27, 2002 39.9
1.87 August 28, 2001 47.5
2.63 July 28, 2000 66.8
3.48 July 28, 1999 88.4
2.37 June 27, 1998 60.2
2.48 May 25, 1997 63.0
3.11 June 24, 1996 79.0
2.12 July 17, 1995 53.8
2.12 August 02, 1994 53.8
1.37 September 03, 1993 34.8
2.30 August 28, 1992 58.4
2.18 June 30, 1991 55.4
2.76 December 30, 1990 70.1
1.74 June 16, 1989 44.2
1.04 February 02, 1988 26.4
2.96 June 20, 1987 75.2
1.79 July 09, 1986 45.5
1.80 November 16, 1985 45.7
1.25 May 28, 1984 31.8
1.56 June 30, 1983 39.6
1.48 May 23, 1982 37.6
1.66 June 25, 1981 42.2
2.27 July 08, 1980 57.7
1.89 September 28, 1979 48.0
1.51 December 08, 1978 38.4
1.49 April 02, 1977 37.8
1.27 July 11, 1976 32.3
2.29 February 23, 1975 58.2
1.84 May 12, 1974 46.7
2.31 May 24, 1973 58.7
1.27 September 13, 1972 32.3
2.96 July 11, 1971 75.2
1.81 October 30, 1970 46.0
1.49 July 05, 1969 37.8
2.16 August 07, 1968 54.9
1.44 July 24, 1967 36.6
1.72 February 13, 1966 43.7
1.32 August 31, 1965 33.5
1.94 July 12, 1964 49.3
1.75 March 04, 1963 44.5
1.72 July 03, 1962 43.7
1.33 November 23, 1961 33.8
1.36 May 07, 1960 34.5
1.38 August 22, 1959 35.1
2.09 September 04, 1958 53.1
2.71 July 08, 1957 68.8
3.06 August 05, 1956 77.7
1.93 August 13, 1955 49.0
3.56 October 15, 1954 90.4
2.57 August 09, 1953 65.3
2.25 August 16, 1952 57.2
2.32 June 24, 1951 58.9
2.38 June 24, 1950 60.5
1.20 July 17, 1949 30.5
2.31 June 12, 1948 58.7
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Pittsburgh - Extremes
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