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.

Fair

46°F

8°C

Humidity 75%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 10 Oct 9:35 pm MDT
Extended Forecast for

Granby CO

  • Tonight

    Tonight: A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 36. Light southwest wind.

    Low: 36 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 69. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 32. South southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 32 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Columbus Day

    Columbus Day: Sunny, with a high near 66. Breezy, with a light west southwest wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 29 mph.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. West wind 5 to 7 mph becoming calm after midnight.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

    Low: 26 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain and snow showers likely. Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain showers likely before 9pm, then rain and snow showers likely between 9pm and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 23. Breezy.

    Low: 23 °F

    Rain/Snow
    Likely and
    Breezy

Detailed Forecast

Tonight
A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 36. Light southwest wind.
Sunday
A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 69. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 32. South southeast wind 5 to 7 mph becoming calm after midnight.
Columbus Day
Sunny, with a high near 66. Breezy, with a light west southwest wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 29 mph.
Monday Night
Mostly clear, with a low around 29. West wind 5 to 7 mph becoming calm after midnight.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64.
Tuesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Wednesday
Rain and snow showers likely. Mostly cloudy, with a high near 51.
Wednesday Night
Rain showers likely before 9pm, then rain and snow showers likely between 9pm and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 23. Breezy.
Thursday
A chance of snow showers before noon, then a slight chance of rain and snow showers between noon and 3pm, then a slight chance of rain showers after 3pm. Partly sunny, with a high near 52.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Granby CO
 40.09°N 105.92°W (Elev. 8159 ft)
Last Update:
12:46 pm MDT Oct 10, 2026
Forecast Valid:
9pm MDT Oct 10, 2026-6pm MDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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