Weather forecast for: Jamestown CO
Last Update: 12:46 pm MDT Sep 5, 2026
This Afternoon: A slight chance of showers between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 81. East wind 5 to 7 mph becoming light and variable. Chance of precipitation is 20%.
Tonight: A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 60. West wind around 6 mph.
Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. Light and variable wind becoming east 5 to 7 mph in the afternoon.
Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 61. Light and variable wind becoming west around 6 mph after midnight.
Labor Day: A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 77. West southwest wind 5 to 7 mph, with gusts as high as 15 mph.
Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 57. Chance of precipitation is 20%.
Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Tuesday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Wednesday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Wednesday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Thursday: A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Thursday Night: Partly cloudy, with a low around 56.
Friday: A slight chance of showers and thunderstorms. Sunny, with a high near 77.
WeatherWorld.com
