Over the next 10 days Derby tops out around 36° (Wednesday) and dips to 20° on the coolest night (Wednesday). Roughly 0.38 in of rain falls over the period, with Wednesday the most likely wet day (60%). Wind is the one to watch: gusts to 28 mph around Friday. No watches or warnings are active for the area right now. Right now Derby is running about 54° warmer than Laramie. Longer view: mountain climate — intense sun, cool nights and snow well beyond 'winter'.
Derby, CO · Elev 5,128 ft · 39.84°N, 104.92°W · Colorado · Forecast computed for these exact coordinates