Weather in Jamestown, CO
Updated 2026-09-26 10:00 local time · ZIP codes 80455
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
57°1% rain59°1% rain61°1% rain63°1% rain64°1% rain65°1% rain
65°2% rain
64°7% rain
60°8% rain
54°8% rain
53°8% rain52°9% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 9%).
It feels like 47°F with winds near 13 mph.
65°F, 1% rain chance and 10 mph wind.
Visibility is around 6 mi; gusts may reach 22 mph.
Current temperature is 57°F, wind 13 mph, rain chance up to 9%.
UV index is 3.
Local weather characteristics in Jamestown
Colorado weather changes quickly with elevation. The eastern plains, Front Range and high mountains can have very different temperatures, wind, snow and thunderstorm conditions on the same day.
Jamestown is part of the West weather region. The forecast point is near 40.12°N latitude and 105.39°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Jamestown weather today
Sunny and 57°F in Jamestown, CO. Today's high is 65°F with a 3% rain chance. Winds are around 13 mph with gusts near 22 mph. Relative humidity is 40%, pressure is 30.03 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Jamestown
Sunrise is at 06:53 AM and sunset is at 06:52 PM. Tomorrow's forecast calls for Overcast with a high near 65°F and a low near 46°F. The maximum rain chance is 57%.