Penrose, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Penrose, a community in Fremont County, Colorado.
Tonight
34°F
Mostly Clear
Mostly clear, with a low around 34. North northwest wind around 5 mph.
7-day forecast for Penrose
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 34°F | Mostly Clear | 5 mph NNW | 0% |
| Wednesday | 57°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph NE | 27% |
| Wednesday Night | 32°F | Showers And Thunderstorms | 5 mph N | 86% |
| Thursday | 58°F | Sunny | 5 to 10 mph WSW | 12% |
| Thursday Night | 31°F | Partly Cloudy | 5 mph W | 0% |
| Friday | 59°F | Mostly Sunny | 5 to 10 mph SSE | 4% |
| Friday Night | 30°F | Mostly Clear | 5 mph NNW | 7% |
| Saturday | 60°F | Sunny | 5 to 10 mph NNE | 6% |
| Saturday Night | 31°F | Mostly Clear | 5 to 10 mph NW | 0% |
| Sunday | 65°F | Sunny | 5 to 10 mph W | 0% |
| Sunday Night | 36°F | Mostly Clear | 5 to 15 mph WNW | 0% |
| Monday | 69°F | Sunny | 5 to 15 mph WNW | 0% |
| Monday Night | 36°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Tuesday | 66°F | Mostly Sunny | 5 to 10 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Penrose (38.421, -105.000). Updated through the day.
Growing snapshot for Penrose
Last spring frost
May 4
First fall frost
Oct 7
Growing season
153 days
Hardiness zone
6a
More local growing data for Penrose: nearby ZIP 81240 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Brookside
Cañon City
Coal Creek
Coaldale
Cotopaxi
Florence
Howard
Lincoln Park
Park Center
Rockvale
Williamsburg
Climate data from the nearest NOAA station, Canon City, Co (10.7 mi from Penrose). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.