Lewiston weather live forecast

Today's maximum temperature in Lewiston is expected to be 16°C. Select a day from the live weather forecast for Lewiston, Idaho, USA for more weather parameters.

  • Monday
    20th Oct
    Scattered clouds
  • Tuesday
    21st Oct
    Scattered clouds
  • Wednesday
    22nd Oct
    Scattered clouds
  • Thursday
    23rd Oct
    Scattered clouds
  • Friday
    24th Oct
    Mostly cloudy with light rain (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:02 on Monday 20th October 2025 GMT

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

Lewiston weather forecast by day

Below are the detailed weather forecasts for Lewiston for the next 5 days.

Lewiston weather for Monday 20th October 2025

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 16°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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Lewiston weather for Tuesday 21st October 2025

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 18°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

  • 18°C maximum temperature18
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 8 kph from the East8
    kph wind from E

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Lewiston weather for Wednesday 22nd October 2025

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

  • 20°C maximum temperature20
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Light breeze of 8 kph from the East8
    kph wind from E

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Lewiston weather for Thursday 23rd October 2025

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.

  • 19°C maximum temperature19
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Light breeze of 9 kph from the South-East9
    kph wind from SE

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Lewiston weather for Friday 24th October 2025

Expect mostly cloudy with light rain in Lewiston, Idaho with a maximum temperature of 20°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a light breeze of 11 kph from the east.

  • 20°C maximum temperature20
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 71% chance of some rain71
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Light breeze of 11 kph from the East11
    kph wind from E

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

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