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Mammoth Cave National Park April Weather

Averages and records for weather in Mammoth Cave National Park, Kentucky in the month of April.

Typical Mammoth Cave National Park April Weather 1991–2020
Average daily high	72.9 °F
Average daily low	47.0 °F
Average monthly precipitation	5.0 inches
Daily chance of precipitation	39.6%

Mammoth Cave National Park April Weather Records 1934–2024
Highest temperature	91 °F	April 30, 1942
Lowest temperature	18 °F	April 14, 1950
Highest daily low	72 °F	April 5, 2023
Lowest daily high	36 °F	April 3, 1936
Hottest average high temperature	77.7 °F	2017
Coldest average high temperature	63.2 °F	1983
Most daily precipitation	3.6 inches	April 4, 1968
Most monthly precipitation	12.5 inches	2011

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
April 1	68.0	43.2	88	22
April 2	68.3	43.4	87	24
April 3	68.6	43.7	87	23
April 4	69.0	43.9	86	23
April 5	69.5	44.3	89	21
April 6	69.9	44.8	86	23
April 7	70.2	45.2	84	20
April 8	70.5	45.3	84	20
April 9	70.8	45.5	88	23
April 10	71.1	45.8	89	22
April 11	71.4	46.1	89	21
April 12	71.6	46.2	85	25
April 13	71.8	46.4	90	21
April 14	72.1	46.6	87	18
April 15	72.5	46.8	87	23
April 16	72.8	47.2	86	23
April 17	73.1	47.5	87	23
April 18	73.2	47.7	88	26
April 19	73.4	47.9	86	23
April 20	73.6	48.3	88	21
April 21	73.8	48.6	88	26
April 22	74.0	48.8	88	21
April 23	74.2	49.0	90	24
April 24	74.5	49.3	87	29
April 25	74.9	49.7	87	30
April 26	75.1	50.0	90	32
April 27	75.4	50.3	90	29
April 28	75.6	50.6	90	30
April 29	75.7	50.8	90	30
April 30	75.9	51.0	91	30

Weather Station Details

Years	Station	Coordinates
1934–2024	Mammoth Cave	location