Jamestown, CO Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Jamestown, CO in one place.
A slight chance of rain showers after noon. Mostly sunny, with a high near 66.
Local Weather Overview
This forecast page for Jamestown, CO is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 19, 2026 5:51 AM MDT.
The active forecast window currently covers Apr 22 to Apr 25, 2026 for Jamestown, CO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 25, 2026
- Latest sync
- Apr 19, 2026 5:51 AM MDT
- Forecast office
- BOU
- Source
- NOAA / NWS
Daily Outlook
This Week in Jamestown
Wednesday looks like the warmest upcoming period in Jamestown at 66 degrees F.
Friday Night is the coolest period ahead with temperatures near 27 degrees F.
The strongest winds are forecast for Thursday at about 17 to 30 mph W.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 19, 2026 5:51 AM MDT
- Coverage
- 4 days
- Time zone
- America/Denver
- Forecast office
- BOU
- Radar station
- KFTG
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Partly cloudy, with a low around 37.
A chance of snow showers. Mostly sunny, with a high near 51.
A chance of snow showers. Mostly cloudy, with a low around 28. New snow accumulation of less than one inch possible.
A chance of snow showers before noon, then snow showers likely and a slight chance of thunderstorms. Mostly cloudy, with a high near 46. New snow accumulation of less than half an inch possible.
Snow showers likely. Mostly cloudy, with a low around 27. New snow accumulation of less than one inch possible.
A chance of snow showers before noon, then snow showers likely and a slight chance of thunderstorms. Partly sunny, with a high near 47.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Mostly Sunny then Slight Chance Rain Showers
|
66°F |
7 to 18 mph
WSW
|
|
Wednesday Night
Apr 22
|
Slight Chance Snow Showers then Partly Cloudy
|
37°F |
15 to 21 mph
W
|
|
Thursday
Apr 23
|
Chance Snow Showers
|
51°F |
17 to 30 mph
W
|
|
Thursday Night
Apr 23
|
Chance Snow Showers
|
28°F |
3 to 15 mph
SW
|
|
Friday
Apr 24
|
Snow Showers Likely
|
46°F |
3 to 9 mph
SSW
|
|
Friday Night
Apr 24
|
Snow Showers Likely
|
27°F |
2 to 6 mph
W
|
|
Saturday
Apr 25
|
Snow Showers Likely
|
47°F |
3 to 7 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jamestown.