Eldorado Springs, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Eldorado Springs, a community in Boulder County, Colorado.
Overnight
33°F
Mostly Cloudy
Mostly cloudy, with a low around 33. West wind around 5 mph.
7-day forecast for Eldorado Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 33°F | Mostly Cloudy | 5 mph W | 0% |
| Wednesday | 54°F | Partly Sunny then Slight Chance Rain Showers | 2 to 6 mph NNE | 21% |
| Wednesday Night | 34°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 6 mph NW | 21% |
| Thursday | 56°F | Sunny | 1 to 6 mph SSE | 0% |
| Thursday Night | 36°F | Partly Cloudy | 3 mph WSW | 1% |
| Friday | 55°F | Mostly Sunny then Slight Chance Rain Showers | 5 mph NNE | 17% |
| Friday Night | 32°F | Slight Chance Rain Showers then Mostly Clear | 5 mph WNW | 17% |
| Saturday | 57°F | Sunny | 1 to 9 mph SE | 1% |
| Saturday Night | 33°F | Mostly Clear | 5 mph SW | 0% |
| Sunday | 64°F | Sunny | 1 to 8 mph S | 0% |
| Sunday Night | 40°F | Mostly Clear | 3 to 10 mph W | 0% |
| Monday | 66°F | Sunny | 1 to 8 mph N | 0% |
| Monday Night | 38°F | Partly Cloudy | 3 mph W | 0% |
| Tuesday | 62°F | Mostly Sunny | 3 mph NNE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Eldorado Springs (39.939, -105.249). Updated through the day.
Growing snapshot for Eldorado Springs
Last spring frost
May 6
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
6a
More local growing data for Eldorado Springs: nearby ZIP 80305 weather · frost dates · planting calendar · Colorado frost dates
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Climate data from the nearest NOAA station, Boulder, Co (1.4 mi from Eldorado Springs). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.