Idaho Falls weather live forecast

Today's maximum temperature in Idaho Falls is expected to be 9°C. Select a day from the live weather forecast for Idaho Falls, Idaho, USA for more weather parameters.

  • Tuesday
    9th Dec
    Broken clouds
  • Wednesday
    10th Dec
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Thursday
    11th Dec
    Broken clouds
  • Friday
    12th Dec
    Broken clouds
  • Saturday
    13th Dec
    Fog in low lying areas

5-day weather forecast updated at 04:01 on Monday 8th December 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 Tuesday 9th December 2025

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 9°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 36 kph from the south-west.

  • 9°C maximum temperature9
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Broken clouds
    broken clouds
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Fresh breeze of 36 kph from the South-West36
    kph wind from SW

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Idaho Falls weather for Wednesday 10th December 2025

Expect mostly cloudy with light rain in Idaho Falls, Idaho with a maximum temperature of 11°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 13% chance of some rain and a fresh breeze of 38 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 13% chance of some rain13
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Fresh breeze of 38 kph from the South-West38
    kph wind from SW

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Idaho Falls weather for Thursday 11th December 2025

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Broken clouds
    broken clouds
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 30 kph from the South-West30
    kph wind from SW

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Idaho Falls weather for Friday 12th December 2025

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 10°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 7°C wind chill7
    °C wind chill
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

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Idaho Falls weather for Saturday 13th December 2025

Expect fog in low lying areas in Idaho Falls, Idaho with a maximum temperature of 8°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

  • 8°C maximum temperature8
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Fog in low lying areas
    fog in low lying areas
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Gentle breeze of 14 kph from the South-West14
    kph wind from SW

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

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