Saturday
Sunny
High:
80°F
Sunny, with a high near 80. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.
Lewistown, MT Weather - Extended Forecast
Saturday Night
Mostly clear
Overnight low:
52°F
Mostly clear, with a low around 52. West northwest wind 6 to 8 mph becoming southwest in the evening.
Sunday
Sunny
High:
78°F
Sunny, with a high near 78. West wind 8 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Chance of rain
Overnight low:
46°F
A slight chance of rain before midnight. Partly cloudy, with a low around 46.
Monday
Sunny
High:
73°F
Monday Night
Mostly clear
Overnight low:
47°F
Tuesday
Sunny
High:
80°F
Tuesday Night
Mostly clear
Overnight low:
50°F
Wednesday
Sunny
High:
80°F