Lewistown weather live forecast

Tomorrow's maximum temperature in Lewistown is expected to be 4°C.

  • Saturday
    15th Mar
    Cloudy with sleet or snow (0-2 mm of rainfall expected)
  • Sunday
    16th Mar
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Monday
    17th Mar
    Cloudy with sleet or snow (2-5 mm of rainfall expected)
  • Tuesday
    18th Mar
    Cloudy with sleet or snow (0-2 mm of rainfall expected)
  • Wednesday
    19th Mar
    Scattered clouds

5-day weather forecast updated at 04:02 on Saturday 15th March 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 15th March 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 4°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of sleet/snow expected with 62% chance of some sleet or snow and a moderate breeze of 22 kph from the south-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 62% chance of some sleet or snow62
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • -1°C wind chill-1
    °C wind chill
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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Lewistown weather for Sunday 16th March 2025

Expect mostly cloudy with light rain in Lewistown, Montana with a maximum temperature of 7°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 71% chance of some rain and a fresh breeze of 29 kph from the south-west.

  • 7°C maximum temperature7
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 71% chance of some rain71
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Fresh breeze of 29 kph from the South-West29
    kph wind from SW

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Lewistown weather for Monday 17th March 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 4°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 22% chance of some sleet or snow and a fresh breeze of 31 kph from the west.

  • 4°C maximum temperature4
    °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 3 (Moderate)3
    UV index (Moderate)
  • 22% chance of some sleet or snow22
    % chance of some sleet or snow
  • 2-5 mm of sleet/snow expected<5
    mm of sleet/snow expected
  • -1°C wind chill-1
    °C wind chill
  • Fresh breeze of 31 kph from the West31
    kph wind from W

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Lewistown weather for Tuesday 18th March 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 3°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 58% chance of some sleet or snow and a moderate breeze of 24 kph from the north-west.

  • 3°C maximum temperature3
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 58% chance of some sleet or snow58
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • -2°C wind chill-2
    °C wind chill
  • Moderate breeze of 24 kph from the North-West24
    kph wind from NW

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Lewistown weather for Wednesday 19th March 2025

Expect scattered clouds in Lewistown, Montana with a maximum temperature of 5°C, maximum UV of 3 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

  • 5°C maximum temperature5
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 1°C wind chill1
    °C wind chill
  • Gentle breeze of 19 kph from the West19
    kph wind from W

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

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