Average Temperature in Mammoth Cave National Park by Year

This page contains a list of the average yearly high and low temperatures in Mammoth Cave National Park, Kentucky for each year between 1935 and 2023. It is based on NOAA data.

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What Was the Hottest Year Ever in Mammoth Cave National Park?

2012 was the warmest year in the history of Mammoth Cave National Park, Kentucky. The average daily high temperature was 73.5 °F, and the average low was 50.1 °F.

What Was the Coldest Year Ever in Mammoth Cave National Park?

1940 was the coolest year in the history of Mammoth Cave National Park, Kentucky. The average daily high temperature was 66.0 °F, and the average low was 41.0 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	4	73.0	49.9
2022	11	72.2	48.4
2021	9	71.9	49.4
2020	7	71.7	49.7
2019	5	72.6	49.4
2018	8	71.6	49.7
2017	2	73.0	50.6
2016	3	73.2	50.3
2015	10	71.6	49.3
2014	27	69.5	46.6
2013	23	69.1	47.8
2012	1	73.5	50.1
2011	12	71.0	49.3
2010	18	70.1	47.9
2009	16	69.2	49.3
2004	6	71.5	49.9
2002	13	70.6	49.5
2001	15	70.1	48.5
2000	21	69.8	47.6
1999	14	72.3	46.7
1998	17	71.0	47.2
1997	63	67.8	43.4
1996	59	68.3	43.8
1995	47	69.6	43.8
1989	66	67.2	43.6
1988	48	69.4	43.8
1987	24	69.9	46.6
1986	26	69.7	46.7
1985	35	68.7	45.7
1984	36	68.8	45.4
1983	45	68.3	45.1
1981	54	67.9	44.8
1980	44	68.7	44.8
1979	58	67.0	45.1
1978	67	66.6	44.1
1977	50	68.1	44.9
1976	71	67.3	43.0
1975	34	68.3	46.6
1974	37	68.1	46.1
1973	33	68.9	46.2
1972	46	68.0	45.4
1971	38	68.8	45.3
1970	51	67.9	45.1
1969	73	67.0	43.1
1968	65	67.6	43.4
1967	60	67.6	44.5
1966	64	66.9	44.1
1965	40	68.8	45.1
1964	30	69.5	45.9
1963	52	68.6	44.3
1962	41	67.9	45.9
1961	55	66.8	45.8
1960	70	66.0	44.3
1959	49	69.4	43.8
1958	76	67.2	42.0
1957	28	69.6	46.2
1956	29	70.3	45.4
1955	31	70.2	45.1
1954	22	71.3	45.8
1953	19	72.6	45.3
1952	20	72.0	45.8
1951	61	68.7	43.3
1950	77	67.4	41.7
1949	32	68.9	46.3
1948	62	68.7	43.1
1947	75	67.2	42.3
1946	39	69.7	44.3
1945	74	67.0	42.7
1944	57	68.4	43.8
1943	69	67.4	43.0
1942	68	67.0	43.7
1941	56	68.6	43.6
1940	78	66.0	41.0
1939	43	69.2	44.4
1938	25	71.3	45.2
1937	72	66.2	43.9
1936	42	68.8	44.8
1935	53	67.1	45.7

Weather Station Details

Years	Station	Coordinates
1934–2024	Mammoth Cave	location