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

47°F

8°C

Humidity 68%
Wind Speed Calm
Barometer 30.52 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 28 Aug 7:35 am MDT
Extended Forecast for

Georgetown CO

  • Today

    Today: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. West wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 81 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. West southwest wind 8 to 10 mph, with gusts as high as 16 mph.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 81. Breezy, with a west wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 81 °F

    Breezy.
    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 53. West southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Breezy, with a west wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 78 °F

    Breezy.
    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. West wind 10 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 54. West southwest wind 8 to 10 mph, with gusts as high as 16 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 81. Breezy, with a west wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 53. West southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Breezy, with a west wind 10 to 15 mph, with gusts as high as 28 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Tuesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Georgetown CO
 39.71°N 105.71°W (Elev. 8747 ft)
Last Update:
12:46 am MDT Aug 28, 2026
Forecast Valid:
7am MDT Aug 28, 2026-6pm MDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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