Cornish, CO Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Cornish, CO in one place.
A chance of rain showers before noon, then showers and thunderstorms likely. Mostly cloudy. High near 81, with temperatures falling to around 78 in the afternoon. East wind around 9 mph. Chance of precipitation is 60%.
Local Weather Overview
This forecast page for Cornish, 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: Sep 16, 2026 3:30 PM MDT.
The active forecast window currently covers Sep 17 to Sep 22, 2026 for Cornish, CO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 3:30 PM MDT
- Forecast office
- BOU
- Source
- NOAA / NWS
Daily Outlook
This Week in Cornish
Friday looks like the warmest upcoming period in Cornish at 84 degrees F.
Sunday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Saturday Night at about 5 to 10 mph N.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 3:30 PM MDT
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- BOU
- Radar station
- KCYS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. North northwest wind 3 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.
A chance of rain showers between noon and 3pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind 3 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50. Chance of precipitation is 50%.
Showers and thunderstorms likely after noon. Partly sunny, with a high near 79.
Showers and thunderstorms. Mostly cloudy, with a low around 47.
A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 75.
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Sunny, with a high near 77.
A chance of rain showers before midnight. Partly cloudy, with a low around 46.
Mostly sunny, with a high near 80.
A slight chance of rain showers before midnight. Partly cloudy, with a low around 47.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Sep 17
|
Showers And Thunderstorms Likely
|
81°F |
9 mph
E
|
|
Thursday Night
Sep 17
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
56°F |
3 to 8 mph
NNW
|
|
Friday
Sep 18
|
Partly Sunny then Chance Showers And Thunderstorms
|
84°F |
3 to 9 mph
SW
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms then Partly Cloudy
|
50°F |
2 to 9 mph
WSW
|
|
Saturday
Sep 19
|
Partly Sunny then Showers And Thunderstorms Likely
|
79°F |
3 to 9 mph
ENE
|
|
Saturday Night
Sep 19
|
Showers And Thunderstorms
|
47°F |
5 to 10 mph
N
|
|
Sunday
Sep 20
|
Chance Rain Showers
|
75°F |
5 to 9 mph
N
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms then Partly Cloudy
|
45°F |
3 to 9 mph
ENE
|
|
Monday
Sep 21
|
Sunny
|
77°F |
5 to 10 mph
NE
|
|
Monday Night
Sep 21
|
Chance Rain Showers then Partly Cloudy
|
46°F |
5 to 10 mph
ESE
|
|
Tuesday
Sep 22
|
Mostly Sunny
|
80°F |
3 to 10 mph
SE
|
|
Tuesday Night
Sep 22
|
Slight Chance Rain Showers then Partly Cloudy
|
47°F |
5 to 10 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cornish.