National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Big Horn County Airport (K00U)

Lat: 45.74439°NLon: 107.66044°WElev: 3025.0ft.

Partly Cloudy

27°F

-3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 04 Nov 02:10 AM MST
Extended Forecast for

Hardin MT

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, sunny, with a high near 52. Calm wind.

    High: 52 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 55. Calm wind.

    High: 55 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 56. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. South southwest wind 3 to 7 mph.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61. Southwest wind 3 to 5 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Light south wind.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 27. Calm wind.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 52. Calm wind.
Wednesday Night
Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 27. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 55. Calm wind.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
Sunny, with a high near 56. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 33. South southwest wind 3 to 7 mph.
Saturday
Sunny, with a high near 61. Southwest wind 3 to 5 mph.
Saturday Night
Mostly clear, with a low around 31. Light south wind.
Sunday
Mostly sunny, with a high near 67. Light south southwest wind.
Sunday Night
Mostly cloudy, with a low around 34. Calm wind.
Monday
Mostly sunny, with a high near 59. Light and variable wind.
Monday Night
Partly cloudy, with a low around 33. Calm wind.
Tuesday
Mostly sunny, with a high near 63. Light west wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hardin MT
 45.73°N 107.6°W (Elev. 2900 ft)
Last Update:
11:32 pm MST Nov 3, 2026
Forecast Valid:
2am MST Nov 4, 2026-6pm MST Nov 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation