Mammoth Cave National Park Weather in 2018

Historical record of Mammoth Cave National Park, Kentucky weather for the year 2018 based on NOAA data.

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2018 Mammoth Cave National Park Weather Extremes
Highest temperature	98 °F	July 5
Lowest temperature	-1 °F	January 2
Highest daily low	76 °F	July 5
Lowest daily high	20 °F	January 17
Most daily precipitation	2.3 inches	February 22
Total annual precipitation	58.5 inches	-

What was the hottest temperature in Mammoth Cave National Park in 2018?

The highest temperature recorded in Mammoth Cave National Park, Kentucky in 2018 was 98 °F which happened on July 5.

Highest Temperatures: All-Time By Year

Highest Temperatures in Mammoth Cave National Park in 2018

Rank	Temperature	Date
1	98 °F	Jul 5
2	97 °F	Jul 4
2	97 °F	Jul 2
2	97 °F	Jun 18
2	97 °F	Jun 17
6	96 °F	Sep 21
6	96 °F	Sep 20
6	96 °F	Sep 3
6	96 °F	Aug 8
6	96 °F	Aug 7
6	96 °F	Jul 6
6	96 °F	Jul 3
6	96 °F	Jul 1

What was the coldest temperature in Mammoth Cave National Park in 2018?

The lowest temperature recorded in Mammoth Cave National Park, Kentucky in 2018 was -1 °F which happened on Jan 2.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Mammoth Cave National Park in 2018

Rank	Temperature	Date
1	-1 °F	January 2
2	2 °F	January 6
3	3 °F	January 17
3	3 °F	January 1
5	4 °F	January 18
5	4 °F	January 14
7	7 °F	January 3
8	8 °F	January 16
8	8 °F	January 4
10	10 °F	January 5

January 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	22	3	0.00
January 2	24	-1	0.00
January 3	33	7	0.00
January 4	34	8	0.00
January 5	22	10	0.00
January 6	26	2	0.00
January 7	45	11	0.00
January 8	46	34	0.55
January 9	49	36	0.02
January 10	62	43	0.01
January 11	66	54	0.08
January 12	67	29	0.36
January 13	29	16	0.30
January 14	25	4	0.00
January 15	37	17	0.00
January 16	37	8	0.13
January 17	20	3	0.00
January 18	31	4	0.00
January 19	43	19	0.00
January 20	50	36	0.00
January 21	60	49	0.00
January 22	62	52	0.24
January 23	60	40	0.00
January 24	45	33	0.00
January 25	53	22	0.00
January 26	60	36	0.00
January 27	61	45	0.00
January 28	56	43	1.02
January 29	57	31	0.00
January 30	39	25	0.00
January 31	55	25	0.00

February 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	57	43	0.00
February 2	47	13	0.11
February 3	37	16	0.00
February 4	47	34	0.35
February 5	48	19	0.00
February 6	40	27	0.00
February 7	42	31	1.14
February 8	42	20	0.00
February 9	62	29	0.00
February 10	63	47	0.86
February 11	57	37	0.99
February 12	40	28	0.03
February 13	46	31	0.00
February 14	60	45	0.08
February 15	75	58	0.12
February 16	77	44	0.56
February 17	45	33	0.56
February 18	56	30	0.06
February 19	74	47	0.00
February 20	78	62	0.00
February 21	79	53	0.24
February 22	56	47	2.25
February 23	75	56	0.53
February 24	76	56	0.60
February 25	71	46	0.67
February 26	61	40	0.00
February 27	66	40	0.00
February 28	67	52	0.15

March 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	60	55	0.35
March 2	57	33	0.00
March 3	56	30	0.00
March 4	58	30	0.00
March 5	61	49	0.01
March 6	61	40	0.03
March 7	62	31	0.02
March 8	44	28	0.02
March 9	50	22	0.00
March 10	61	38	0.03
March 11	62	39	0.00
March 12	54	30	0.76
March 13	47	28	0.00
March 14	46	24	0.00
March 15	67	34	0.00
March 16	70	39	0.00
March 17	75	47	0.06
March 18	77	43	0.00
March 19	62	41	0.00
March 20	60	37	0.43
March 21	38	31	0.28
March 22	51	27	0.00
March 23	54	34	0.00
March 24	53	40	0.62
March 25	50	38	0.91
March 26	59	45	0.00
March 27	68	51	0.00
March 28	71	58	0.81
March 29	67	58	0.71
March 30	62	45	0.20
March 31	65	35	0.00

April 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	67	49	0.02
April 2	54	39	0.18
April 3	76	49	0.00
April 4	78	37	0.65
April 5	54	26	0.00
April 6	64	42	0.00
April 7	62	30	0.15
April 8	47	28	0.00
April 9	57	35	0.00
April 10	59	39	0.00
April 11	65	29	0.00
April 12	79	52	0.00
April 13	81	61	0.00
April 14	81	61	0.28
April 15	64	44	1.31
April 16	47	33	0.00
April 17	63	28	0.00
April 18	76	45	0.00
April 19	76	39	0.00
April 20	65	32	0.00
April 21	74	43	0.00
April 22	75	53	0.00
April 23	70	55	0.63
April 24	70	53	0.04
April 25	67	54	0.03
April 26	68	51	0.00
April 27	75	42	0.00
April 28	75	48	0.00
April 29	67	35	0.00
April 30	75	36	0.00

May 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	82	50	0.00
May 2	84	61	0.00
May 3	85	65	0.00
May 4	87	66	0.40
May 5	74	61	0.91
May 6	81	52	0.88
May 7	84	53	0.00
May 8	81	50	0.00
May 9	84	53	0.00
May 10	87	65	0.03
May 11	90	66	0.00
May 12	89	65	0.00
May 13	90	62	0.00
May 14	92	64	0.00
May 15	94	66	0.00
May 16	n/a	n/a	0.00
May 17	85	63	0.00
May 18	87	67	0.07
May 19	86	65	0.25
May 20	90	64	0.00
May 21	91	63	0.54
May 22	90	64	0.34
May 23	86	64	0.01
May 24	87	61	0.00
May 25	91	60	0.00
May 26	92	67	0.00
May 27	91	66	0.00
May 28	91	65	0.03
May 29	86	68	0.05
May 30	87	72	0.54
May 31	93	68	0.00

June 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	88	66	0.25
June 2	89	69	0.29
June 3	91	70	0.00
June 4	83	55	0.00
June 5	84	56	0.00
June 6	86	58	0.00
June 7	89	60	0.00
June 8	92	62	0.00
June 9	95	65	0.00
June 10	95	68	0.03
June 11	93	63	0.28
June 12	93	69	0.00
June 13	92	69	0.47
June 14	91	67	0.00
June 15	92	65	0.00
June 16	94	67	0.00
June 17	97	68	0.00
June 18	97	70	0.00
June 19	93	73	0.00
June 20	94	73	0.00
June 21	92	71	0.18
June 22	85	66	0.42
June 23	87	65	0.10
June 24	91	71	0.02
June 25	89	69	0.45
June 26	88	68	0.28
June 27	84	68	0.76
June 28	91	72	0.41
June 29	91	70	0.00
June 30	95	69	0.00

July 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	96	73	0.00
July 2	97	73	0.08
July 3	96	73	0.00
July 4	97	73	0.00
July 5	98	76	0.25
July 6	96	71	0.00
July 7	90	65	0.00
July 8	91	67	0.00
July 9	91	70	0.00
July 10	93	70	0.00
July 11	93	72	0.00
July 12	93	68	0.00
July 13	90	63	0.00
July 14	92	66	0.00
July 15	95	72	0.16
July 16	90	71	0.02
July 17	93	71	0.00
July 18	92	66	0.00
July 19	91	63	0.00
July 20	94	73	0.00
July 21	93	63	1.99
July 22	86	68	0.00
July 23	80	67	0.21
July 24	85	62	0.00
July 25	89	64	0.00
July 26	90	62	0.00
July 27	92	70	0.00
July 28	86	60	0.00
July 29	87	61	0.00
July 30	90	67	0.00
July 31	89	69	0.00

August 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	84	68	0.00
August 2	84	61	0.00
August 3	90	63	0.00
August 4	93	65	0.00
August 5	94	69	0.00
August 6	94	69	0.03
August 7	96	70	0.00
August 8	96	71	0.21
August 9	87	68	0.01
August 10	81	70	0.12
August 11	92	64	0.00
August 12	92	65	0.00
August 13	89	64	0.00
August 14	90	62	0.00
August 15	91	70	0.09
August 16	90	70	1.97
August 17	88	71	0.23
August 18	88	71	0.03
August 19	89	68	0.00
August 20	90	71	0.00
August 21	89	69	0.69
August 22	84	65	0.03
August 23	80	55	0.00
August 24	82	56	0.00
August 25	89	69	0.00
August 26	93	70	0.00
August 27	95	70	0.00
August 28	95	70	0.00
August 29	95	72	0.01
August 30	95	69	1.23
August 31	91	69	0.00

September 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	90	69	0.14
September 2	94	70	0.00
September 3	96	72	0.00
September 4	95	70	0.00
September 5	95	71	0.00
September 6	92	73	0.25
September 7	92	69	0.17
September 8	93	69	0.55
September 9	85	69	1.04
September 10	69	60	0.14
September 11	70	54	0.00
September 12	80	60	0.00
September 13	88	63	0.00
September 14	90	69	0.00
September 15	91	69	0.00
September 16	90	69	0.00
September 17	85	70	0.01
September 18	93	67	0.00
September 19	94	68	0.00
September 20	96	68	0.00
September 21	96	71	0.00
September 22	91	62	1.31
September 23	73	62	0.48
September 24	74	67	1.06
September 25	82	70	0.33
September 26	80	68	0.28
September 27	73	58	0.70
September 28	67	51	0.00
September 29	78	51	0.00
September 30	85	54	0.00

October 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	87	62	0.00
October 2	87	69	0.01
October 3	88	66	0.21
October 4	91	69	0.00
October 5	93	68	0.00
October 6	90	68	0.00
October 7	93	68	0.00
October 8	93	70	0.00
October 9	90	69	0.00
October 10	87	68	0.01
October 11	85	55	0.00
October 12	64	38	0.00
October 13	64	44	0.10
October 14	60	48	0.72
October 15	64	55	1.97
October 16	55	43	0.03
October 17	67	39	0.00
October 18	67	40	0.00
October 19	73	36	0.00
October 20	74	51	0.47
October 21	67	31	0.00
October 22	65	33	0.00
October 23	72	40	0.00
October 24	72	38	0.00
October 25	62	44	0.00
October 26	61	50	0.42
October 27	55	45	0.09
October 28	69	41	0.00
October 29	69	37	0.00
October 30	74	45	0.00
October 31	74	59	0.00

November 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	72	61	0.68
November 2	66	40	0.15
November 3	61	34	0.00
November 4	63	47	0.00
November 5	67	49	0.37
November 6	67	51	1.54
November 7	67	44	0.03
November 8	58	39	0.00
November 9	58	39	0.34
November 10	47	26	0.00
November 11	54	22	0.00
November 12	54	37	0.06
November 13	46	34	0.29
November 14	34	29	0.00
November 15	34	31	1.54
November 16	52	28	0.03
November 17	61	29	0.00
November 18	64	42	0.00
November 19	64	40	0.00
November 20	49	35	0.00
November 21	51	25	0.00
November 22	60	29	0.00
November 23	60	42	0.00
November 24	59	47	0.27
November 25	62	42	0.00
November 26	60	32	0.17
November 27	34	24	0.00
November 28	35	13	0.00
November 29	49	29	0.01
November 30	59	46	1.04

December 2018 Mammoth Cave National Park Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	59	54	1.00
December 2	67	50	0.70
December 3	66	36	0.00
December 4	43	33	0.04
December 5	36	29	0.04
December 6	47	24	0.00
December 7	45	35	0.00
December 8	41	31	0.00
December 9	39	30	0.14
December 10	45	26	0.00
December 11	47	20	0.00
December 12	55	34	0.00
December 13	62	44	0.00
December 14	63	46	0.23
December 15	58	51	0.48
December 16	57	41	0.04
December 17	57	31	0.00
December 18	56	28	0.00
December 19	61	30	0.00
December 20	59	45	0.35
December 21	46	39	0.56
December 22	47	32	0.00
December 23	48	36	0.34
December 24	45	27	0.07
December 25	51	31	0.00
December 26	57	28	0.00
December 27	60	45	0.05
December 28	61	54	0.44
December 29	63	31	0.00
December 30	51	31	0.00
December 31	65	45	1.08

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Weather Station Details

Years	Station	Coordinates
1934–2024	Mammoth Cave	location