Pittsburgh PA Most Precipitation in a Day 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
1.37	July 09, 2023	34.8
2.36	November 11, 2022	59.9
2.31	September 01, 2021	58.7
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

Pittsburgh - Extreme Daily Precipitation for Each Year

Reference

More on Weather in Pittsburgh