Eldorado Springs, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Eldorado Springs, a community in Boulder County, Colorado.
Today
76°F
Patchy Smoke
Patchy smoke and a slight chance of rain showers before noon, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny, with a high near 76. East northeast wind around 7 mph. Chance of precipitation is 20%.
7-day forecast for Eldorado Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Patchy Smoke | 7 mph ENE | 19% |
| Tonight | 54°F | Patchy Smoke | 3 to 8 mph NNE | 12% |
| Wednesday | 84°F | Patchy Smoke | 2 to 7 mph NNE | 1% |
| Wednesday Night | 57°F | Mostly Clear | 3 to 7 mph N | 1% |
| Thursday | 93°F | Sunny | 2 to 8 mph NNW | 1% |
| Thursday Night | 62°F | Mostly Clear | 3 to 8 mph WSW | 1% |
| Friday | 95°F | Sunny | 3 to 8 mph NNE | 0% |
| Friday Night | 65°F | Mostly Clear | 5 to 9 mph SW | 0% |
| Saturday | 97°F | Sunny | 5 to 9 mph NNW | 3% |
| Saturday Night | 66°F | Partly Cloudy | 8 mph WNW | 0% |
| Sunday | 96°F | Sunny | 7 mph NNW | 9% |
| Sunday Night | 68°F | Partly Cloudy | 8 mph W | 4% |
| Monday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 9 mph NNW | 32% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 to 9 mph W | 18% |
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
Nearby towns & communities
Allenspark
Altona
Bark Ranch
Bonanza Mountain Estates
Boulder
Coal Creek
Crisman
Glendale
Gold Hill
Gunbarrel
Hidden Lake
Jamestown
Lafayette
Lazy Acres
Leyner
Longmont
Louisville
Lyons
Mountain Meadows
Nederland
Niwot
Paragon Estates
Pine Brook Hill
Seven Hills
St. Ann Highlands
Sugarloaf
Sunshine
Superior
Tall Timber
Valmont
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 Aug 4, 2026.