Lewistown weather live forecast

Tomorrow's maximum temperature in Lewistown is expected to be 19°C.

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 19°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 2°C minimum temperature2
    °C 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 20 kph from the West20
    kph 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 10°C, 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 23 kph from the north.

  • 10°C maximum temperature10
    °C maximum temperature
  • -2°C minimum temperature-2
    °C 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 23 kph from the North23
    kph 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 3°C, 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 23 kph from the north.

  • 3°C maximum temperature3
    °C maximum temperature
  • -4°C minimum temperature-4
    °C 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
  • -2°C wind chill-2
    °C wind chill
  • Moderate breeze of 23 kph from the North23
    kph 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 6°C, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

  • 6°C maximum temperature6
    °C maximum temperature
  • -5°C minimum temperature-5
    °C 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
  • 4°C wind chill4
    °C wind chill
  • Gentle breeze of 13 kph from the North-West13
    kph 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 14°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

  • 14°C maximum temperature14
    °C maximum temperature
  • -4°C minimum temperature-4
    °C 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
  • 14°C wind chill14
    °C wind chill
  • Gentle breeze of 17 kph from the South17
    kph wind from S

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

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