Blue River, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue River, a town in Summit County, Colorado.
Tonight
21°F
Mostly Clear
Mostly clear, with a low around 21. Southwest wind around 6 mph.
7-day forecast for Blue River
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 21°F | Mostly Clear | 6 mph SW | 0% |
| Wednesday | 44°F | Snow Showers Likely | 2 to 8 mph SSE | 74% |
| Wednesday Night | 20°F | Snow Showers | 6 mph NNW | 85% |
| Thursday | 46°F | Sunny | 2 to 6 mph WSW | 1% |
| Thursday Night | 23°F | Partly Cloudy | 5 mph SW | 1% |
| Friday | 44°F | Chance Snow Showers | 3 to 7 mph WNW | 26% |
| Friday Night | 21°F | Chance Snow Showers | 6 to 9 mph NW | 26% |
| Saturday | 46°F | Sunny | 5 to 8 mph NW | 5% |
| Saturday Night | 23°F | Clear | 6 mph WNW | 2% |
| Sunday | 53°F | Sunny | 6 to 9 mph WNW | 0% |
| Sunday Night | 27°F | Mostly Clear | 8 mph WNW | 0% |
| Monday | 54°F | Mostly Sunny | 6 mph NW | 1% |
| Monday Night | 28°F | Partly Cloudy | 7 mph W | 1% |
| Tuesday | 50°F | Mostly Sunny | 9 mph WNW | 9% |
Forecast source: National Weather Service (api.weather.gov) for Blue River (39.448, -106.037). Updated through the day.
Growing snapshot for Blue River
Growing season
41 days
Hardiness zone
5a
More local growing data for Blue River: nearby ZIP 80424 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dillon 1 E, Co (10.7 mi from Blue River). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.