Mammoth Cave weather live forecast

Today's maximum temperature in Mammoth Cave is expected to be 88°F. Select a day from the live weather forecast for Mammoth Cave, Kentucky, USA for more weather parameters.

5-day weather forecast updated at 04:04 on Wednesday 3rd September 2025 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 2nd September 2025

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 66% chance of some rain and little or no wind of 4 mph from the south.

  • 88°F maximum temperature88
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 66% chance of some rain66
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 4 mph from the South4
    mph wind from S

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Mammoth Cave weather for Wednesday 3rd September 2025

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a light breeze of 4 mph from the south-west.

  • 84°F maximum temperature84
    °F maximum temperature
  • 64°F minimum temperature64
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 26% chance of some rain26
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 4 mph from the South-West4
    mph wind from SW

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Mammoth Cave weather for Thursday 4th September 2025

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 77°F, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 70% chance of some rain and a light breeze of 6 mph from the west.

  • 77°F maximum temperature77
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 70% chance of some rain70
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 77°F wind chill77
    °F wind chill
  • Light breeze of 6 mph from the West6
    mph wind from W

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Mammoth Cave weather for Friday 5th September 2025

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a light breeze of 7 mph from the south-west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 66% chance of some rain66
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 mph from the South-West7
    mph wind from SW

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Mammoth Cave weather for Saturday 6th September 2025

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 73°F, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 20-30 mm of rainfall expected with 45% chance of some rain and a light breeze of 5 mph from the north.

  • 73°F maximum temperature73
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 45% chance of some rain45
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Light breeze of 5 mph from the North5
    mph wind from N

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