Mammoth Cave weather live forecast

Today's maximum temperature in Mammoth Cave is expected to be 95°F. Select a day from the live weather forecast for Mammoth Cave, Kentucky, USA for more weather parameters.

Saturday
19th Sep
95

72

9

7
Sunday
20th Sep
95

72

7

6
Monday
21st Sep
91

70

6

6
Tuesday
22nd Sep
77

64

1

4
Wednesday
23rd Sep
77

63

1

7

5-day weather forecast updated at 04:03 on Saturday 19th September 2026 GMT

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The 5-day weather forecast for Kentucky (Mammoth Cave) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Mammoth Cave weather forecast by day

Below are the detailed weather forecasts for Mammoth Cave for the next 5 days.

Mammoth Cave weather for Saturday 19th September 2026

Expect scattered clouds in Mammoth Cave, Kentucky with a maximum temperature of 95°F, high levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 mph from the west.

95
°F maximum temperature
72
°F minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
2
mph wind from W

Mammoth Cave weather for Sunday 20th September 2026

Expect scattered clouds in Mammoth Cave, Kentucky with a maximum temperature of 95°F, high levels of heat & humidity, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the west.

95
°F maximum temperature
72
°F minimum temperature
scattered clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
5
mph wind from W

Mammoth Cave weather for Monday 21st September 2026

Expect broken clouds in Mammoth Cave, Kentucky with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the north-east.

91
°F maximum temperature
70
°F minimum temperature
broken clouds
6
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
4
mph wind from NE

Mammoth Cave weather for Tuesday 22nd September 2026

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 77°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 49% chance of some rain and a light breeze of 4 mph from the north.

77
°F maximum temperature
64
°F minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
49
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
4
mph wind from N

Mammoth Cave weather for Wednesday 23rd September 2026

Expect mostly cloudy with light rain in Mammoth Cave, Kentucky with a maximum temperature of 77°F, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a light breeze of 4 mph from the north.