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.
Today
45°F
Mostly Sunny then Slight Chance T-storms
A slight chance of showers and thunderstorms between 2pm and 3pm, then a slight chance of thunderstorms and a chance of rain and snow showers. Mostly sunny, with a high near 45. Southeast wind 5 to 10 mph. Chance of precipitation is 40%. New snow accumulation of 1 to 3 inches possible.
7-day forecast for Green Mountain Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 45°F | Mostly Sunny then Slight Chance T-storms | 5 to 10 mph SE | 40% |
| Tonight | 28°F | Snow Showers | 5 to 10 mph N | 92% |
| Thursday | 45°F | Sunny | 5 mph NNW | 5% |
| Thursday Night | 29°F | Partly Cloudy | 5 mph SW | 0% |
| Friday | 46°F | Mostly Sunny | 5 mph NW | 11% |
| Friday Night | 29°F | Partly Cloudy | 5 mph WNW | 11% |
| Saturday | 48°F | Sunny | 0 to 5 mph NNW | 6% |
| Saturday Night | 30°F | Mostly Clear | 0 to 5 mph WNW | 0% |
| Sunday | 56°F | Sunny | 5 to 10 mph WSW | 0% |
| Sunday Night | 36°F | Mostly Clear | 10 mph WSW | 0% |
| Monday | 57°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 37°F | Partly Cloudy | 5 to 10 mph SW | 1% |
| Tuesday | 55°F | Mostly Sunny | 5 to 10 mph WSW | 2% |
| Tuesday Night | 36°F | Partly Cloudy | 5 mph W | 2% |
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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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 Nov 4, 2026.