Idaho Falls weather live forecast

Today's maximum temperature in Idaho Falls is expected to be 90°F. Select a day from the live weather forecast for Idaho Falls, Idaho, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Friday 15th August 2025 GMT

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

Idaho Falls weather forecast by day

Below are the detailed weather forecasts for Idaho Falls for the next 5 days.

Idaho Falls weather for Friday 15th August 2025

Expect scattered clouds in Idaho Falls, Idaho with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 8 (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.

  • 90°F maximum temperature90
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 14 mph from the South14
    mph wind from S

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Idaho Falls weather for Saturday 16th August 2025

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (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.

  • 86°F maximum temperature86
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 14 mph from the South-West14
    mph wind from SW

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Idaho Falls weather for Sunday 17th August 2025

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the south-west.

  • 84°F maximum temperature84
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Broken clouds
    broken 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
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 12 mph from the South-West12
    mph wind from SW

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Idaho Falls weather for Monday 18th August 2025

Expect sunshine and showers in Idaho Falls, Idaho with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 2% chance of some rain and a moderate breeze of 12 mph from the south-west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 2% chance of some rain2
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 12 mph from the South-West12
    mph wind from SW

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Idaho Falls weather for Tuesday 19th August 2025

Expect clear skies in Idaho Falls, Idaho with a maximum temperature of 91°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-west.

  • 91°F maximum temperature91
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the South-West9
    mph wind from SW

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