- Browse the best deals on hotel stays & compare prices
- Check lowest rates by month & also by day of the week
- Search by date or browse hotels by destination & map
Lewistown weather live forecast
Today's maximum temperature in Lewistown is expected to be 27°C. Select a day from the live weather forecast for Lewistown, Montana, USA for more weather parameters.
-
Saturday
26th Jul -
Sunday
27th Jul -
Monday
28th Jul -
Tuesday
29th Jul -
Wednesday
30th Jul
5-day weather forecast updated at 04:03 on Saturday 26th July 2025 GMT
More about Lewistown
Lewistown by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Montana
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 26th July 2025
Expect isolated thunderstorms in Lewistown, Montana with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 30-40 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 14 kph from the south-east.
- °C maximum temperature
- °C minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (High)
- % chance of some rain
- mm of rainfall expected
- low heat & humidity
- kph wind from SE
Lewistown weather for Sunday 27th July 2025
Expect isolated thunderstorms in Lewistown, Montana with a maximum temperature of 26°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a gentle breeze of 14 kph from the south.
- °C maximum temperature
- °C minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (High)
- % chance of some rain
- mm of rainfall expected
- no heat & humidity
- kph wind from S
Lewistown weather for Monday 28th July 2025
Expect isolated thunderstorms in Lewistown, Montana with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 15 kph from the east.
- °C maximum temperature
- °C minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (Moderate)
- % chance of some rain
- mm of rainfall expected
- no heat & humidity
- kph wind from E
Lewistown weather for Tuesday 29th July 2025
Expect isolated thunderstorms in Lewistown, Montana with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 17 kph from the east.
- °C maximum temperature
- °C minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (Moderate)
- % chance of some rain
- mm of rainfall expected
- °C wind chill
- kph wind from E
Lewistown weather for Wednesday 30th July 2025
Expect isolated thunderstorms in Lewistown, Montana with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 23 kph from the east.
- °C maximum temperature
- °C minimum temperature
- isolated thunderstorms
- hour of sunshine
- UV index (Very High)
- % chance of some rain
- mm of rainfall expected
- no heat & humidity
- kph wind from E
- Save on return flights to worldwide destinations
- Book flights to Abu Dhabi, Jo'burg, Tokyo & more
- Plus more flights to the Americas, Middle East & Europe
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- January sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport