McCoy, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for McCoy, a community in Routt County, Colorado.
Tonight
25°F
Mostly Cloudy
Mostly cloudy, with a low around 25. East northeast wind 0 to 5 mph.
7-day forecast for McCoy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 25°F | Mostly Cloudy | 0 to 5 mph ENE | 1% |
| Wednesday | 56°F | Patchy Fog then Rain Showers Likely | 0 to 5 mph NE | 59% |
| Wednesday Night | 26°F | Rain And Snow Showers Likely then Patchy Fog | 0 to 5 mph SSE | 61% |
| Thursday | 55°F | Patchy Fog then Sunny | 0 mph | 0% |
| Thursday Night | 27°F | Mostly Cloudy | 0 mph | 6% |
| Friday | 54°F | Mostly Sunny | 0 to 5 mph NW | 14% |
| Friday Night | 24°F | Mostly Clear | 0 to 5 mph NE | 4% |
| Saturday | 56°F | Sunny | 0 mph | 0% |
| Saturday Night | 25°F | Clear | 0 mph | 0% |
| Sunday | 61°F | Sunny | 0 to 5 mph S | 0% |
| Sunday Night | 28°F | Mostly Clear | 0 mph | 0% |
| Monday | 63°F | Mostly Sunny | 0 mph | 0% |
| Monday Night | 30°F | Partly Cloudy | 0 mph | 2% |
| Tuesday | 62°F | Mostly Sunny | 0 to 5 mph SW | 8% |
Forecast source: National Weather Service (api.weather.gov) for McCoy (39.914, -106.726). Updated through the day.
Growing snapshot for McCoy
Last spring frost
Jun 14
First fall frost
Sep 11
Growing season
89 days
Hardiness zone
5b
More local growing data for McCoy: nearby ZIP 80463 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Yampa, Co (14.5 mi from McCoy). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.