National Weather Service Forecast for: Hardin MT
Issued by: National Weather Service Billings, MT
Updated: 3:52 am MDT Aug 20, 2026
 
Today

Today: Sunny and hot, with a high near 95. Light and variable wind.
Hot

 Tonight

Tonight: Increasing clouds, with a low around 59. Light and variable wind.
Increasing
Clouds

 Friday

Friday: Mostly sunny and hot, with a high near 93. Light and variable wind becoming northeast 5 to 10 mph in the afternoon.
Hot

 Friday
Night
Friday Night: Partly cloudy, with a low around 62. Northeast wind 6 to 11 mph.
Partly Cloudy

 Saturday

Saturday: Partly sunny and hot, with a high near 95. East wind 3 to 8 mph.
Hot

 Saturday
Night
Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. South wind around 6 mph becoming calm after midnight.
Slight Chance
T-storms then
Mostly Cloudy
 Sunday

Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 96. Calm wind becoming west 5 to 9 mph in the afternoon.
Mostly Sunny
then Slight
Chance
T-storms
 Sunday
Night
Sunday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59. West wind 5 to 10 mph becoming light after midnight.
Chance
Showers then
Partly Cloudy
 Monday

Monday: Sunny, with a high near 89. Calm wind becoming north around 6 mph in the afternoon.
Sunny
Hi 95 °F Lo 59 °F Hi 93 °F Lo 62 °F Hi 95 °F Lo 62 °F Hi 96 °F Lo 59 °F Hi 89 °F

 

Today
 
 Sunny and hot, with a high near 95. Light and variable wind.
Tonight
 
 Increasing clouds, with a low around 59. Light and variable wind.
Friday
 
 Mostly sunny and hot, with a high near 93. Light and variable wind becoming northeast 5 to 10 mph in the afternoon.
Friday Night
 
 Partly cloudy, with a low around 62. Northeast wind 6 to 11 mph.
Saturday
 
 Partly sunny and hot, with a high near 95. East wind 3 to 8 mph.
Saturday Night
 
 A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. South wind around 6 mph becoming calm after midnight.
Sunday
 
 A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 96. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
 
 A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59. West wind 5 to 10 mph becoming light after midnight.
Monday
 
 Sunny, with a high near 89. Calm wind becoming north around 6 mph in the afternoon.
Monday Night
 
 Partly cloudy, with a low around 57. Northeast wind 3 to 6 mph.
Tuesday
 
 Mostly sunny, with a high near 89. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Tuesday Night
 
 Partly cloudy, with a low around 57. East wind 3 to 6 mph.
Wednesday
 
 Mostly sunny and hot, with a high near 91. Calm wind becoming east northeast around 6 mph in the afternoon.

 

Forecast from NOAA-NWS for Hardin MT.