National Weather Service Forecast for: Hardin MT
Issued by: National Weather Service Billings, MT
Updated: 1:08 am MDT Jun 22, 2026
 
Overnight

Overnight: A 50 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 54. East northeast wind around 6 mph.
Chance
Showers and
Patchy Fog

 Monday

Monday: A 50 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 73. North wind 6 to 16 mph.
Chance
Showers and
Patchy Fog
then Chance
T-storms
 Monday
Night
Monday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 48. North northeast wind 5 to 15 mph becoming west northwest after midnight. Chance of precipitation is 40%.
Chance
T-storms then
Mostly Clear

 Tuesday

Tuesday: Mostly sunny, with a high near 75. North northwest wind 6 to 8 mph.
Mostly Sunny


 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 49. East wind 3 to 8 mph.
Partly Cloudy


 Wednesday

Wednesday: A slight chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 77. Light east northeast wind increasing to 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Slight Chance
Showers then
Slight Chance
T-storms
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 50. East wind 6 to 10 mph.
Partly Cloudy


 Thursday

Thursday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 81. Light east wind becoming east southeast 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Chance
Showers then
Chance
T-storms
 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53. East southeast wind 5 to 9 mph becoming calm after midnight.
Chance
T-storms then
Mostly Cloudy
Lo 54 °F Hi 73 °F Lo 48 °F Hi 75 °F Lo 49 °F Hi 77 °F Lo 50 °F Hi 81 °F Lo 53 °F

 

Overnight
 
 A 50 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 54. East northeast wind around 6 mph.
Monday
 
 A 50 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 73. North wind 6 to 16 mph.
Monday Night
 
 A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 48. North northeast wind 5 to 15 mph becoming west northwest after midnight. Chance of precipitation is 40%.
Tuesday
 
 Mostly sunny, with a high near 75. North northwest wind 6 to 8 mph.
Tuesday Night
 
 Partly cloudy, with a low around 49. East wind 3 to 8 mph.
Wednesday
 
 A slight chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 77. Light east northeast wind increasing to 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
 
 Partly cloudy, with a low around 50. East wind 6 to 10 mph.
Thursday
 
 A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 81. Light east wind becoming east southeast 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53. East southeast wind 5 to 9 mph becoming calm after midnight.
Friday
 
 Mostly sunny, with a high near 89. Light southeast wind increasing to 5 to 10 mph in the afternoon.
Friday Night
 
 A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. East southeast wind 5 to 15 mph becoming west northwest after midnight.
Saturday
 
 Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. North northwest wind 5 to 10 mph. Chance of precipitation is 70%.
Saturday Night
 
 Showers and possibly a thunderstorm. Low around 49. West wind 6 to 10 mph. Chance of precipitation is 80%.
Sunday
 
 Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. West wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Chance of precipitation is 60%.

 

Forecast from NOAA-NWS for Hardin MT.