National Weather Service Forecast for: Hardin MT
Issued by: National Weather Service Billings, MT
Updated: 5:53 pm MDT Jun 18, 2026
 
Tonight

Tonight: A slight chance of showers between 10pm and midnight. Mostly cloudy, with a low around 49. Northeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.
Slight Chance
Showers then
Mostly Cloudy
 Juneteenth

Juneteenth: Increasing clouds, with a high near 77. Light north northeast wind becoming east northeast 5 to 10 mph in the morning.
Increasing
Clouds

 Friday
Night
Friday Night: Mostly cloudy, with a low around 53. East northeast wind 7 to 13 mph.
Mostly Cloudy

 Saturday

Saturday: Partly sunny, with a high near 83. East wind around 5 mph becoming calm.
Partly Sunny

 Saturday
Night
Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. West southwest wind around 5 mph becoming light and variable. Chance of precipitation is 50%.
Chance
T-storms then
Chance
Showers
 Sunday

Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 79. North wind 6 to 11 mph. Chance of precipitation is 40%.
Chance
Showers

 Sunday
Night
Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 50. North wind 5 to 10 mph. Chance of precipitation is 60%.
Chance
T-storms then
Showers
Likely
 Monday

Monday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. North wind 7 to 9 mph. Chance of precipitation is 60%.
Showers
Likely then
Chance
T-storms
 Monday
Night
Monday Night: Partly cloudy, with a low around 46. North wind 5 to 9 mph becoming calm after midnight.
Partly Cloudy
Lo 49 °F Hi 77 °F Lo 53 °F Hi 83 °F Lo 54 °F Hi 79 °F Lo 50 °F Hi 72 °F Lo 46 °F

 

Tonight
 
 A slight chance of showers between 10pm and midnight. Mostly cloudy, with a low around 49. Northeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.
Juneteenth
 
 Increasing clouds, with a high near 77. Light north northeast wind becoming east northeast 5 to 10 mph in the morning.
Friday Night
 
 Mostly cloudy, with a low around 53. East northeast wind 7 to 13 mph.
Saturday
 
 Partly sunny, with a high near 83. East wind around 5 mph becoming calm.
Saturday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. West southwest wind around 5 mph becoming light and variable. Chance of precipitation is 50%.
Sunday
 
 A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 79. North wind 6 to 11 mph. Chance of precipitation is 40%.
Sunday Night
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 50. North wind 5 to 10 mph. Chance of precipitation is 60%.
Monday
 
 Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. North wind 7 to 9 mph. Chance of precipitation is 60%.
Monday Night
 
 Partly cloudy, with a low around 46. North wind 5 to 9 mph becoming calm after midnight.
Tuesday
 
 Sunny, with a high near 78. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 49. East wind 5 to 9 mph.
Wednesday
 
 Sunny, with a high near 84. East wind 3 to 8 mph.
Wednesday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52. East northeast wind 5 to 9 mph.
Thursday
 
 Mostly sunny, with a high near 86. Calm wind becoming east northeast around 6 mph in the afternoon.

 

Forecast from NOAA-NWS for Hardin MT.