Lewistown weather live forecast

Today's maximum temperature in Lewistown is expected to be 13°C. Select a day from the live weather forecast for Lewistown, Montana, USA for more weather parameters.

  • Sunday
    23rd Nov
    Scattered clouds
  • Monday
    24th Nov
    Cloudy with sleet or snow (2-5 mm of rainfall expected)
  • Tuesday
    25th Nov
    Clear skies with flurries of snow (0-2 cm of snow expected)
  • Wednesday
    26th Nov
    Mostly cloudy with light snow (0-2 cm of snow expected)
  • Thursday
    27th Nov
    Cloudy with sleet or snow (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:03 on Sunday 23rd November 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 Sunday 23rd November 2025

Expect scattered clouds in Lewistown, Montana with a maximum temperature of 13°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Scattered clouds
    scattered 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
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 16 kph from the South-West16
    kph wind from SW

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Lewistown weather for Monday 24th November 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 7°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 94% chance of some sleet or snow and a fresh breeze of 32 kph from the north-west.

  • 7°C maximum temperature7
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 94% chance of some sleet or snow94
    % chance of some sleet or snow
  • 2-5 mm of sleet/snow expected<5
    mm of sleet/snow expected
  • 2°C wind chill2
    °C wind chill
  • Fresh breeze of 32 kph from the North-West32
    kph wind from NW

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Lewistown weather for Tuesday 25th November 2025

Expect clear skies with flurries of snow in Lewistown, Montana with a maximum temperature of 2°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 cm of snow expected with 13% chance of some snow and a moderate breeze of 26 kph from the west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 13% chance of some snow13
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -3°C wind chill-3
    °C wind chill
  • Moderate breeze of 26 kph from the West26
    kph wind from W

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Lewistown weather for Wednesday 26th November 2025

Expect mostly cloudy with light snow in Lewistown, Montana with a maximum temperature of 2°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 44% chance of some snow and a light breeze of 11 kph from the south.

  • 2°C maximum temperature2
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 44% chance of some snow44
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -1°C wind chill-1
    °C wind chill
  • Light breeze of 11 kph from the South11
    kph wind from S

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Lewistown weather for Thursday 27th November 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 6°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 62% chance of some sleet or snow and a gentle breeze of 15 kph from the south-west.

  • 6°C maximum temperature6
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 62% chance of some sleet or snow62
    % chance of some sleet or snow
  • 2-5 mm of sleet/snow expected<5
    mm of sleet/snow expected
  • 3°C wind chill3
    °C wind chill
  • Gentle breeze of 15 kph from the South-West15
    kph wind from SW

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

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