Idaho weather live forecast

Today's maximum temperature in Idaho is expected to be 5°C. Select a day from the live weather forecast for Idaho (Boise), USA for more weather parameters.

  • Monday
    15th Dec
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Tuesday
    16th Dec
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Wednesday
    17th Dec
    Sunshine and showers (2-5 mm of rainfall expected)
  • Thursday
    18th Dec
    Overcast with light rain (5-10 mm of rainfall expected)
  • Friday
    19th Dec
    Cloudy with some rain (10-20 mm of rainfall expected)

5-day weather forecast updated at 04:01 on Tuesday 16th December 2025 GMT

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

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Below are temperatures expected today at popular countries, regions and places in Idaho. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Idaho weather forecast by day

Below are the detailed weather forecasts for Idaho for the next 5 days. The forecasts shown are for Boise and may not represent the whole of Idaho. Browse more destinations in Idaho to view more weather forecasts.

Idaho weather for Monday 15th December 2025

Expect mostly cloudy with light rain in Idaho with a maximum temperature of 5°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 12 kph from the east.

  • 5°C maximum temperature5
    °C maximum temperature
  • -3°C minimum temperature-3
    °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)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Light breeze of 12 kph from the East12
    kph wind from E

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Idaho weather for Tuesday 16th December 2025

Expect mostly cloudy with light rain in Idaho with a maximum temperature of 14°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 50% chance of some rain and a moderate breeze of 24 kph from the south-east.

  • 14°C maximum temperature14
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 50% chance of some rain50
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 24 kph from the South-East24
    kph wind from SE

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Idaho weather for Wednesday 17th December 2025

Expect sunshine and showers in Idaho with a maximum temperature of 12°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a fresh breeze of 33 kph from the north-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 25% chance of some rain25
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 33 kph from the North-West33
    kph wind from NW

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Idaho weather for Thursday 18th December 2025

Expect overcast with light rain in Idaho with a maximum temperature of 8°C and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 22 kph from the south-east.

  • 8°C maximum temperature8
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 98% chance of some rain98
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Moderate breeze of 22 kph from the South-East22
    kph wind from SE

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Idaho weather for Friday 19th December 2025

Expect cloudy with some rain in Idaho with a maximum temperature of 12°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 18 kph from the south-east.

  • 12°C maximum temperature12
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 68% chance of some rain68
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Gentle breeze of 18 kph from the South-East18
    kph wind from SE

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

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