Mammoth Cave weather live forecast

Today's maximum temperature in Mammoth Cave is expected to be 18°C. Select a day from the live weather forecast for Mammoth Cave, Kentucky, USA for more weather parameters.

Tuesday
17th Feb
18

7

1

3
Wednesday
18th Feb
20

13

3

2
Thursday
19th Feb
23

12

4

3
Friday
20th Feb
18

8

10

4
Saturday
21st Feb
12

3

0

3

5-day weather forecast updated at 04:06 on Tuesday 17th February 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 Tuesday 17th February 2026

Expect broken clouds in Mammoth Cave, Kentucky with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

18
°C maximum temperature
7
°C minimum temperature
broken clouds
1
hour of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
17
kph wind from S

Mammoth Cave weather for Wednesday 18th February 2026

Expect broken clouds in Mammoth Cave, Kentucky with a maximum temperature of 20°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

20
°C maximum temperature
13
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
20
°C wind chill
18
kph wind from SW

Mammoth Cave weather for Thursday 19th February 2026

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 41% chance of some rain and a gentle breeze of 15 kph from the south-west.

23
°C maximum temperature
12
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
3
UV index (Moderate)
41
% chance of some rain
<5
mm of rainfall expected
23
°C wind chill
15
kph wind from SW

Mammoth Cave weather for Friday 20th February 2026

Expect sunshine and showers in Mammoth Cave, Kentucky with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 5-10 mm of rainfall expected with 44% chance of some rain and a gentle breeze of 13 kph from the west.

18
°C maximum temperature
8
°C minimum temperature
sunshine and showers
10
hours of sunshine
4
UV index (Moderate)
44
% chance of some rain
<10
mm of rainfall expected
18
°C wind chill
13
kph wind from W

Mammoth Cave weather for Saturday 21st February 2026

Expect overcast skies in Mammoth Cave, Kentucky with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.