Granby, ColoradoWhat's the Weather on Lake Granby? Granby, CO 30° Cloudy 6:46 am7:28 pm MDT Feels like: 30°FWind: 0mph WNWHumidity: 70%Pressure: 30.04"HgUV index: 0 3 am4 am5 am6 am7 am 28°F28°F27°F27°F27°F TueWedThuFriSat 36°F / 19°F32°F / 14°F34°F / 16°F37°F / 18°F36°F / 12°F