Blue River, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue River, a town in Summit County, Colorado.
Today
73°F
Patchy Smoke
Patchy smoke before noon, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny. High near 73, with temperatures falling to around 69 in the afternoon. Southwest wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Blue River
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Patchy Smoke | 6 to 14 mph SW | 23% |
| Tonight | 47°F | Patchy Smoke then Mostly Clear | 6 to 13 mph SW | 6% |
| Wednesday | 72°F | Sunny | 6 to 14 mph WNW | 0% |
| Wednesday Night | 46°F | Mostly Clear | 3 to 13 mph W | 0% |
| Thursday | 74°F | Sunny | 3 to 12 mph WNW | 0% |
| Thursday Night | 48°F | Clear | 2 to 12 mph WNW | 0% |
| Friday | 75°F | Sunny | 3 to 9 mph WNW | 0% |
| Friday Night | 49°F | Mostly Clear | 2 to 10 mph S | 0% |
| Saturday | 75°F | Sunny | 2 to 10 mph WNW | 1% |
| Saturday Night | 50°F | Partly Cloudy | 2 to 9 mph SW | 1% |
| Sunday | 75°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph WNW | 15% |
| Sunday Night | 50°F | Partly Cloudy | 3 to 8 mph WNW | 7% |
| Monday | 74°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph WNW | 51% |
| Monday Night | 49°F | Chance Showers And Thunderstorms then Mostly Cloudy | 3 to 8 mph SW | 33% |
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 Aug 4, 2026.