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

HARLEM (HRLM)

Lat: 48.54333°NLon: 108.83472°WElev: 2358.0ft.

NA

64°F

18°C

Humidity 29%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 18 Oct 03:00 PM MDT
Extended Forecast for

Harlem MT

  • Tonight

    Tonight: Mostly clear, with a low around 37. East wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. East southeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 62. Northwest wind 5 to 8 mph.

    High: 62 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. North wind around 5 mph becoming light and variable.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 65. East southeast wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. East southeast wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 70. East southeast wind 3 to 6 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after midnight. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 37. East wind 8 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 66. East southeast wind 6 to 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 36. Light and variable wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 62. Northwest wind 5 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 35. North wind around 5 mph becoming light and variable.
Wednesday
Sunny, with a high near 65. East southeast wind 6 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 39. East southeast wind 6 to 11 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 70. East southeast wind 3 to 6 mph.
Thursday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 43.
Friday
Rain likely. Mostly cloudy, with a high near 57. Breezy.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34. Breezy.
Saturday
Mostly sunny, with a high near 46. Breezy.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlem MT
 48.54°N 108.78°W (Elev. 2339 ft)
Last Update:
12:31 pm MDT Oct 18, 2026
Forecast Valid:
4pm MDT Oct 18, 2026-6pm MDT Oct 25, 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