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

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

29°F

-2°C

Humidity 56%
Wind Speed Calm
Barometer 30.27 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 7 Dec 3:35 pm MST
Extended Forecast for

Granby CO

  • Tonight

    Tonight: Increasing clouds, with a low around 7. Wind chill values as low as -1. Southwest wind 6 to 9 mph becoming east in the evening. Winds could gust as high as 15 mph.

    Low: 7 °F

    Increasing
    Clouds

  • Monday

    Monday: A 20 percent chance of snow before 11am. Partly sunny, with a high near 35. Breezy, with a west southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 35 °F

    Slight Chance
    Snow then
    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Wind chill values as low as zero. West southwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 39. Wind chill values as low as zero. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 39 °F

    Slight Chance
    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 25. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.

    Low: 25 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 42. Windy. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Rain/Snow and
    Windy

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: A chance of rain and snow. Mostly cloudy, with a high near 43. Breezy.

    High: 43 °F

    Chance
    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 23. Breezy.

    Low: 23 °F

    Chance
    Rain/Snow and
    Breezy then
    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 7. Wind chill values as low as -1. Southwest wind 6 to 9 mph becoming east in the evening. Winds could gust as high as 15 mph.
Monday
A 20 percent chance of snow before 11am. Partly sunny, with a high near 35. Breezy, with a west southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Partly cloudy, with a low around 12. Wind chill values as low as zero. West southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 39. Wind chill values as low as zero. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Tuesday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 25. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.
Wednesday
A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 42. Windy. Chance of precipitation is 50%.
Wednesday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 43. Breezy.
Thursday Night
A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 23. Breezy.
Friday
A slight chance of snow before 11am, then a slight chance of rain and snow. Partly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Sunny, with a high near 43.
Saturday Night
Mostly clear, with a low around 12.
Sunday
Sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Granby CO
 40.09°N 105.92°W (Elev. 8159 ft)
Last Update:
1:27 pm MST Dec 7, 2025
Forecast Valid:
4pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation