Sterling Ranch, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterling Ranch, a community in Douglas County, Colorado.
Tonight
32°F
Mostly Clear
Mostly clear, with a low around 32. South southwest wind around 3 mph.
7-day forecast for Sterling Ranch
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 32°F | Mostly Clear | 3 mph SSW | 0% |
| Wednesday | 56°F | Mostly Sunny then Chance Rain Showers | 2 to 10 mph NW | 47% |
| Wednesday Night | 34°F | Chance Rain Showers then Mostly Cloudy | 1 to 6 mph NW | 51% |
| Thursday | 58°F | Sunny | 1 to 7 mph E | 0% |
| Thursday Night | 33°F | Partly Cloudy | 2 to 6 mph SSW | 1% |
| Friday | 57°F | Mostly Sunny | 2 to 6 mph N | 8% |
| Friday Night | 32°F | Mostly Clear | 6 mph W | 8% |
| Saturday | 60°F | Sunny | 2 to 9 mph E | 3% |
| Saturday Night | 32°F | Clear | 2 to 8 mph W | 1% |
| Sunday | 70°F | Sunny | 2 to 12 mph SSW | 0% |
| Sunday Night | 38°F | Mostly Clear | 3 to 10 mph WSW | 0% |
| Monday | 68°F | Sunny | 3 to 10 mph SSE | 0% |
| Monday Night | 39°F | Partly Cloudy | 6 mph SSW | 0% |
| Tuesday | 66°F | Mostly Sunny | 6 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov) for Sterling Ranch (39.493, -105.048). Updated through the day.
Growing snapshot for Sterling Ranch
Last spring frost
May 8
First fall frost
Oct 3
Growing season
147 days
Hardiness zone
5b
More local growing data for Sterling Ranch: nearby ZIP 80125 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Acres Green
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Castle Pines Village
Castle Rock
Franktown
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Larkspur
Lone Tree
Louviers
Parker
Perry Park
Roxborough Park
Sedalia
Sierra Ridge
Stepping Stone
Stonegate
The Pinery
Westcreek
Climate data from the nearest NOAA station, Kassler, Co (1.8 mi from Sterling Ranch). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.