Lewistown weather live forecast

Today's maximum temperature in Lewistown is expected to be 0°C. Select a day from the live weather forecast for Lewistown, Montana, USA for more weather parameters.

5-day weather forecast updated at 04:04 on Friday 5th December 2025 GMT

More about Lewistown

Lewistown by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Montana

Booking.com: Latest worldwide hotel deals

  • Check out latest hotel deals worldwide with Booking.com
  • Find trending hotels, popular destinations & more
  • Search for specific destinations & dates or by hotel type
Go to Booking.com deal >>

View all Booking.com offers

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 Friday 5th December 2025

Expect mostly cloudy with light snow in Lewistown, Montana with a maximum temperature of 0°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 100% chance of some snow and a gentle breeze of 18 kph from the west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -4°C minimum temperature-4
    °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)
  • 100% chance of some snow100
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Gentle breeze of 18 kph from the West18
    kph wind from W

Back to top

Lewistown weather for Saturday 6th December 2025

Expect mostly cloudy with light snow in Lewistown, Montana with a maximum temperature of 0°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 cm of snow expected with 72% chance of some snow and a moderate breeze of 22 kph from the west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -5°C minimum temperature-5
    °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)
  • 72% chance of some snow72
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Moderate breeze of 22 kph from the West22
    kph wind from W

Back to top

Lewistown weather for Sunday 7th December 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 1°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 19% chance of some sleet or snow and a moderate breeze of 27 kph from the west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 19% chance of some sleet or snow19
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • -4°C wind chill-4
    °C wind chill
  • Moderate breeze of 27 kph from the West27
    kph wind from W

Back to top

Lewistown weather for Monday 8th December 2025

Expect broken clouds in Lewistown, Montana with a maximum temperature of 4°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the west.

  • 4°C maximum temperature4
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Broken clouds
    broken 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
  • -1°C wind chill-1
    °C wind chill
  • Moderate breeze of 27 kph from the West27
    kph wind from W

Back to top

Lewistown weather for Tuesday 9th December 2025

Expect cloudy with sleet or snow in Lewistown, Montana with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 82% chance of some sleet or snow and a strong breeze of 39 kph from the 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
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 82% chance of some sleet or snow82
    % chance of some sleet or snow
  • 10-20 mm of sleet/snow expected<20
    mm of sleet/snow expected
  • 1°C wind chill1
    °C wind chill
  • Strong breeze of 39 kph from the West39
    kph wind from W

Back to top

Candlewood Suites: Current hotel offers & deals

  • Browse latest deals & discounts on Candlewood Suites
  • Save with hotel offers, package deals & more
  • Book hotels in the USA, Canada, Mexico & beyond
Go to Candlewood Suites deal >>

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

Back to top

More about the USA

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^