Lewiston weather live forecast

Tomorrow's maximum temperature in Lewiston is expected to be 91°F.

5-day weather forecast updated at 04:01 on Sunday 6th July 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 Sunday 6th July 2025

Expect clear skies in Lewiston, 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 light breeze of 7 mph from the north-west.

  • 91°F maximum temperature91
    °F maximum temperature
  • 61°F minimum temperature61
    °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
  • Light breeze of 7 mph from the North-West7
    mph wind from NW

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Lewiston weather for Monday 7th July 2025

Expect clear skies in Lewiston, Idaho with a maximum temperature of 97°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 16 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 mph from the east.

  • 97°F maximum temperature97
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Clear skies
    clear skies
  • 16 hours of bright sunshine16
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 4 mph from the East4
    mph wind from E

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Lewiston weather for Tuesday 8th July 2025

Expect clear skies in Lewiston, Idaho with a maximum temperature of 102°F, very high levels of heat & humidity, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the west.

  • 102°F maximum temperature102
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Light breeze of 7 mph from the West7
    mph wind from W

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Lewiston weather for Wednesday 9th July 2025

Expect clear skies in Lewiston, Idaho with a maximum temperature of 97°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the west.

  • 97°F maximum temperature97
    °F maximum temperature
  • 72°F minimum temperature72
    °F minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 15 mph from the West15
    mph wind from W

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Lewiston weather for Thursday 10th July 2025

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    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 12 mph from the West12
    mph wind from W

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