Evergreen, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Evergreen, a community in Jefferson County, Colorado.
Today
71°F
Patchy Smoke
Patchy smoke before noon, then patchy smoke and a chance of showers and thunderstorms. Mostly sunny. High near 71, with temperatures falling to around 68 in the afternoon. East northeast wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Evergreen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Patchy Smoke | 3 to 8 mph ENE | 35% |
| Tonight | 49°F | Patchy Smoke | 2 to 6 mph WNW | 15% |
| Wednesday | 78°F | Sunny | 2 to 8 mph NNE | 0% |
| Wednesday Night | 51°F | Mostly Clear | 2 to 7 mph W | 2% |
| Thursday | 85°F | Sunny | 2 to 8 mph NNW | 2% |
| Thursday Night | 54°F | Clear | 5 to 8 mph NW | 2% |
| Friday | 87°F | Sunny | 5 to 9 mph NNE | 1% |
| Friday Night | 58°F | Mostly Clear | 3 to 8 mph SSW | 1% |
| Saturday | 89°F | Sunny | 8 mph NNE | 5% |
| Saturday Night | 58°F | Partly Cloudy | 6 mph WNW | 1% |
| Sunday | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 7 mph NE | 17% |
| Sunday Night | 59°F | Partly Cloudy | 7 mph WNW | 4% |
| Monday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 8 mph NNW | 37% |
| Monday Night | 57°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 7 mph WNW | 18% |
Forecast source: National Weather Service (api.weather.gov) for Evergreen (39.636, -105.338). Updated through the day.
Growing snapshot for Evergreen
Last spring frost
May 23
First fall frost
Sep 22
Growing season
118 days
Hardiness zone
5b
More local growing data for Evergreen: nearby ZIP 80457 weather · frost dates · planting calendar · Colorado frost dates
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Climate data from the nearest NOAA station, Evergreen, Co (1.2 mi from Evergreen). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.