Lewistown weather live forecast

Today's maximum temperature in Lewistown is expected to be -7°C. Select a day from the live weather forecast for Lewistown, Montana, USA for more weather parameters.

5-day weather forecast updated at 04:05 on Saturday 29th 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 Saturday 29th November 2025

Expect clear skies with flurries of snow in Lewistown, Montana with a maximum temperature of -7°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0-2 cm of snow expected with 3% chance of some snow and a moderate breeze of 20 kph from the south-east.

  • -7°C maximum temperature-7
    °C maximum temperature
  • -18°C minimum temperature-18
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 3% chance of some snow3
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -15°C wind chill-15
    °C wind chill
  • Moderate breeze of 20 kph from the South-East20
    kph wind from SE

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Lewistown weather for Sunday 30th November 2025

Expect scattered clouds in Lewistown, Montana with a maximum temperature of -7°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 13 kph from the south-west.

  • -7°C maximum temperature-7
    °C maximum temperature
  • -18°C minimum temperature-18
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -12°C wind chill-12
    °C wind chill
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Lewistown weather for Monday 1st December 2025

Expect clear skies with flurries of snow in Lewistown, Montana with a maximum temperature of 0°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0-2 cm of snow expected with 25% chance of some snow and a gentle breeze of 16 kph from the south-west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -12°C minimum temperature-12
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 25% chance of some snow25
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 16 kph from the South-West16
    kph wind from SW

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Lewistown weather for Tuesday 2nd December 2025

Expect mostly cloudy with snow in Lewistown, Montana with a maximum temperature of 1°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 cm of snow expected with 92% chance of some snow and a moderate breeze of 22 kph from the north-west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Mostly cloudy with snow
    mostly cloudy with snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 92% chance of some snow92
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -4°C wind chill-4
    °C wind chill
  • Moderate breeze of 22 kph from the North-West22
    kph wind from NW

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Lewistown weather for Wednesday 3rd December 2025

Expect clear skies with flurries of snow in Lewistown, Montana with a maximum temperature of 1°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 cm of snow expected with 43% chance of some snow and a gentle breeze of 18 kph from the south-west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -8°C minimum temperature-8
    °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)
  • 43% chance of some snow43
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

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

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