Mammoth Cave weather live forecast

Today's maximum temperature in Mammoth Cave is expected to be 25°C. 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 Thursday 4th 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 Thursday 4th September 2025

Expect isolated thunderstorms in Mammoth Cave, Kentucky with a maximum temperature of 25°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 81% chance of some rain and a light breeze of 9 kph from the west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 81% chance of some rain81
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 9 kph from the West9
    kph 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 32°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a light breeze of 11 kph from the south-west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 71% chance of some rain71
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph 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 20°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 59% chance of some rain and a light breeze of 7 kph from the north.

  • 20°C maximum temperature20
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 59% chance of some rain59
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Light breeze of 7 kph from the North7
    kph wind from N

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Mammoth Cave weather for Sunday 7th September 2025

Expect clear skies in Mammoth Cave, Kentucky with a maximum temperature of 24°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

  • 24°C maximum temperature24
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Clear skies
    clear skies
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Light breeze of 9 kph from the North9
    kph wind from N

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Mammoth Cave weather for Monday 8th September 2025

Expect clear skies in Mammoth Cave, Kentucky with a maximum temperature of 24°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

  • 24°C maximum temperature24
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Light breeze of 9 kph from the North-East9
    kph wind from NE

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Metric (°C / mm)  |  Imperial (°F / inches)

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