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

54°F

12°C

Humidity 69%
Wind Speed N 3 mph
Barometer 30.33 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 2 Sep 9:55 pm MDT
Extended Forecast for

Georgetown CO

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind 7 to 9 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. West southwest wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. West wind 6 to 8 mph, with gusts as high as 17 mph.

    High: 79 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. West wind 5 to 7 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 48. West wind 7 to 9 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 79. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 50. West southwest wind 5 to 7 mph, with gusts as high as 15 mph.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. West wind 6 to 8 mph, with gusts as high as 17 mph.
Friday Night
Partly cloudy, with a low around 52. West wind 5 to 7 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
Sunday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53.
Labor Day
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 78.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Georgetown CO
 39.71°N 105.71°W (Elev. 8747 ft)
Last Update:
1:42 pm MDT Sep 2, 2026
Forecast Valid:
10pm MDT Sep 2, 2026-6pm MDT Sep 9, 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