Denver CO Most Precipitation in a Day for Each Year

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

This page gives the highest daily precipitation for each year in Denver 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 precipitation extremes go back to 1921, with one year missing data. During that time, the heaviest downpour recorded for a single day was 6.47 inches (164.3 millimetres) on September 13, 2013.

Since 1948 the storms were measured at Denver's Stapleton neighborhood. Before then, the weather station was in downtown Denver.

Most precipitation in one day for recent years in Denver
Inches	Date	Millimetres
3.32	May 12, 2023	84.3
1.47	June 01, 2022	37.3
1.35	March 14, 2021	34.3
1.10	March 20, 2020	27.9
0.92	May 21, 2019	23.4
0.97	August 15, 2018	24.6
1.23	May 09, 2017	31.2
1.03	April 17, 2016	26.2
2.48	June 25, 2015	63.0
1.04	September 30, 2014	26.4
6.47	September 13, 2013	164.3
1.55	July 08, 2012	39.4
3.17	July 08, 2011	80.5
1.10	June 12, 2010	27.9

Highest daily precipitation recorded at Denver each year
Inches	Date	Millimetres
–	2009	–
1.46	August 17, 2008	37.1
1.71	May 15, 2007	43.4
1.43	December 21, 2006	36.3
1.33	October 10, 2005	33.8
3.81	August 19, 2004	96.8
3.10	March 19, 2003	78.7
1.31	September 13, 2002	33.3
1.52	July 06, 2001	38.6
1.78	August 18, 2000	45.2
1.42	August 11, 1999	36.1
1.63	July 09, 1998	41.4
3.83	July 19, 1997	97.3
0.94	May 26, 1996	23.9
1.53	May 17, 1995	38.9
0.82	October 01, 1994	20.8
1.08	September 18, 1993	27.4
1.98	August 24, 1992	50.3
1.85	July 25, 1991	47.0
1.34	July 09, 1990	34.0
1.44	July 29, 1989	36.6
1.69	May 18, 1988	42.9
1.76	June 08, 1987	44.7
0.97	April 03, 1986	24.6
1.51	July 19, 1985	38.4
1.07	October 04, 1984	27.2
2.68	March 05, 1983	68.1
2.00	December 24, 1982	50.8
1.08	May 17, 1981	27.4
1.29	April 24, 1980	32.8
1.63	May 02, 1979	41.4
1.11	May 01, 1978	28.2
1.07	March 10, 1977	27.2
1.71	August 01, 1976	43.4
1.37	August 13, 1975	34.8
1.79	June 08, 1974	45.5
3.27	May 06, 1973	83.1
3.04	April 26, 1972	77.2
1.17	September 17, 1971	29.7
3.16	June 11, 1970	80.3
2.95	May 07, 1969	74.9
1.31	August 09, 1968	33.3
3.25	April 13, 1967	82.6
0.64	August 18, 1966	16.3
2.23	June 04, 1965	56.6
1.33	May 29, 1964	33.8
1.31	June 16, 1963	33.3
0.92	January 08, 1962	23.4
1.80	May 13, 1961	45.7
1.58	October 18, 1960	40.1
1.39	March 25, 1959	35.3
1.86	May 08, 1958	47.2
2.34	May 09, 1957	59.4
1.42	July 31, 1956	36.1
1.39	August 27, 1955	35.3
1.15	July 14, 1954	29.2
1.75	May 16, 1953	44.5
1.50	May 23, 1952	38.1
1.93	August 03, 1951	49.0
2.06	June 16, 1950	52.3
1.00	June 03, 1949	25.4
2.40	April 24, 1948	61.0
1.45	October 14, 1947	36.8
0.88	November 02, 1946	22.4
1.25	July 19, 1945	31.8
1.38	March 21, 1944	35.1
0.81	May 08, 1943	20.6
1.26	April 19, 1942	32.0
0.94	August 12, 1941	23.9
0.98	March 06, 1940	24.9
0.53	October 29, 1939	13.5
1.63	May 30, 1938	41.4
1.02	June 25, 1937	25.9
1.77	September 28, 1936	45.0
2.16	April 24, 1935	54.9
0.71	February 10, 1934	18.0
0.98	September 09, 1933	24.9
0.94	August 15, 1932	23.9
1.19	April 30, 1931	30.2
0.84	August 12, 1930	21.3
1.10	August 06, 1929	27.9
1.47	June 03, 1928	37.3
1.40	May 08, 1927	35.6
1.08	September 04, 1926	27.4
0.59	October 05, 1925	15.0
0.92	May 27, 1924	23.4
2.18	June 09, 1923	55.4
0.88	April 16, 1922	22.4
2.93	August 23, 1921	74.4

Denver - Extreme Daily Precipitation for Each Year

Reference

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