West Yellowstone weather live forecast

Today's maximum temperature in West Yellowstone is expected to be 82°F. Select a day from the live weather forecast for West Yellowstone, Montana, USA for more weather parameters.

5-day weather forecast updated at 04:04 on Tuesday 2nd September 2025 GMT

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

West Yellowstone weather forecast by day

Below are the detailed weather forecasts for West Yellowstone for the next 5 days.

West Yellowstone weather for Tuesday 2nd September 2025

Expect clear skies in West Yellowstone, Montana with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

  • 82°F maximum temperature82
    °F maximum temperature
  • 45°F minimum temperature45
    °F 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
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 6 mph from the North6
    mph wind from N

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West Yellowstone weather for Wednesday 3rd September 2025

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-west.

  • 82°F maximum temperature82
    °F maximum temperature
  • 43°F minimum temperature43
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 6 mph from the North-West6
    mph wind from NW

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West Yellowstone weather for Thursday 4th September 2025

Expect clear skies in West Yellowstone, Montana with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 43°F minimum temperature43
    °F 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
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 7 mph from the North-East7
    mph wind from NE

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West Yellowstone weather for Friday 5th September 2025

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 79°F, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-east.

  • 79°F maximum temperature79
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 79°F wind chill79
    °F wind chill
  • Light breeze of 6 mph from the North-East6
    mph wind from NE

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West Yellowstone weather for Saturday 6th September 2025

Expect broken clouds in West Yellowstone, Montana with a maximum temperature of 79°F, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

  • 79°F maximum temperature79
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 79°F wind chill79
    °F wind chill
  • Light breeze of 6 mph from the South-West6
    mph wind from SW

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