West Yellowstone weather live forecast

Tomorrow's maximum temperature in West Yellowstone is expected to be 82°F.

5-day weather forecast updated at 04:03 on Friday 18th July 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 Friday 18th July 2025

Expect sunshine and showers in West Yellowstone, Montana with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 82°F maximum temperature82
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 56% chance of some rain56
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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West Yellowstone weather for Saturday 19th July 2025

Expect broken clouds in West Yellowstone, Montana with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south-west.

  • 81°F maximum temperature81
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    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
  • Moderate breeze of 16 mph from the South-West16
    mph wind from SW

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West Yellowstone weather for Sunday 20th July 2025

Expect broken clouds in West Yellowstone, Montana with a maximum temperature of 81°F, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south-west.

  • 81°F maximum temperature81
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 81°F wind chill81
    °F wind chill
  • Moderate breeze of 16 mph from the South-West16
    mph wind from SW

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West Yellowstone weather for Monday 21st July 2025

Expect broken clouds in West Yellowstone, Montana with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-west.

  • 81°F maximum temperature81
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 14 mph from the South-West14
    mph wind from SW

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West Yellowstone weather for Tuesday 22nd July 2025

Expect scattered clouds in West Yellowstone, Montana with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-west.

  • 82°F maximum temperature82
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 14 mph from the South-West14
    mph wind from SW

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