Lewistown weather live forecast

Tomorrow's maximum temperature in Lewistown is expected to be 66°F.

5-day weather forecast updated at 04:02 on Tuesday 15th April 2025 GMT

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

Lewistown weather forecast by day

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

Lewistown weather for Tuesday 15th April 2025

Expect scattered clouds in Lewistown, Montana with a maximum temperature of 66°F, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 36°F minimum temperature36
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 12 mph from the West12
    mph wind from W

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Lewistown weather for Wednesday 16th April 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 50°F, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 89% chance of some sleet or snow and a moderate breeze of 14 mph from the north.

  • 50°F maximum temperature50
    °F maximum temperature
  • 28°F minimum temperature28
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 89% chance of some sleet or snow89
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 14 mph from the North14
    mph wind from N

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Lewistown weather for Thursday 17th April 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 37°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of sleet/snow expected with 51% chance of some sleet or snow and a moderate breeze of 14 mph from the north.

  • 37°F maximum temperature37
    °F maximum temperature
  • 25°F minimum temperature25
    °F minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 51% chance of some sleet or snow51
    % chance of some sleet or snow
  • 10-20 mm of sleet/snow expected<20
    mm of sleet/snow expected
  • 28°F wind chill28
    °F wind chill
  • Moderate breeze of 14 mph from the North14
    mph wind from N

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Lewistown weather for Friday 18th April 2025

Expect clear skies in Lewistown, Montana with a maximum temperature of 43°F, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-west.

  • 43°F maximum temperature43
    °F maximum temperature
  • 23°F minimum temperature23
    °F minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 39°F wind chill39
    °F wind chill
  • Gentle breeze of 8 mph from the North-West8
    mph wind from NW

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Lewistown weather for Saturday 19th April 2025

Expect scattered clouds in Lewistown, Montana with a maximum temperature of 57°F, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the south.

  • 57°F maximum temperature57
    °F maximum temperature
  • 25°F minimum temperature25
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 57°F wind chill57
    °F wind chill
  • Gentle breeze of 11 mph from the South11
    mph wind from S

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