Sterling Ranch, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterling Ranch, a community in Douglas County, Colorado.
Overnight
52°F
Partly Cloudy
Partly cloudy. Low around 52, with temperatures rising to around 54 overnight. Southwest wind around 5 mph.
7-day forecast for Sterling Ranch
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Partly Cloudy | 5 mph SW | 3% |
| Saturday | 78°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 7 mph SE | 53% |
| Saturday Night | 50°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph S | 39% |
| Sunday | 73°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 10 mph WNW | 33% |
| Sunday Night | 49°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 to 8 mph NNE | 30% |
| Monday | 74°F | Sunny | 1 to 10 mph SE | 5% |
| Monday Night | 50°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 to 10 mph S | 15% |
| Tuesday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SE | 24% |
| Tuesday Night | 51°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 to 8 mph S | 16% |
| Wednesday | 78°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph SE | 18% |
| Wednesday Night | 52°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 mph SSW | 15% |
| Thursday | 79°F | Mostly Sunny | 3 to 7 mph SSE | 14% |
| Thursday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 7 mph S | 17% |
| Friday | 80°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 9 mph S | 19% |
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 Sep 19, 2026.