Green Mountain Falls, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Green Mountain Falls, a town in El Paso County, Colorado.
Overnight
47°F
Partly Cloudy
Partly cloudy, with a low around 47. West wind around 5 mph.
7-day forecast for Green Mountain Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Partly Cloudy | 5 mph W | 5% |
| Saturday | 65°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph WSW | 34% |
| Saturday Night | 45°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph WSW | 34% |
| Sunday | 63°F | Sunny then Chance Showers And Thunderstorms | 5 to 10 mph WSW | 29% |
| Sunday Night | 43°F | Chance Showers And Thunderstorms | 0 to 10 mph NNW | 45% |
| Monday | 62°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 15 mph S | 10% |
| Monday Night | 46°F | Chance Showers And Thunderstorms | 5 to 15 mph S | 44% |
| Tuesday | 64°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 15 mph S | 45% |
| Tuesday Night | 45°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph SSW | 52% |
| Wednesday | 65°F | Partly Sunny then Chance Showers And Thunderstorms | 10 mph SW | 25% |
| Wednesday Night | 46°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 mph SW | 33% |
| Thursday | 63°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SSW | 32% |
| Thursday Night | 46°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph SSW | 27% |
| Friday | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 45% |
Forecast source: National Weather Service (api.weather.gov) for Green Mountain Falls (38.935, -105.020). Updated through the day.
Growing snapshot for Green Mountain Falls
Last spring frost
Jun 3
First fall frost
Sep 17
Growing season
102 days
Hardiness zone
5b
More local growing data for Green Mountain Falls: nearby ZIP 80819 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
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Rock Creek Park
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Woodmoor
Climate data from the nearest NOAA station, Ruxton Park, Co (7.4 mi from Green Mountain Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.