Hartsel, CO Weather & Growing Conditions
Tonight
25°F
Partly Cloudy
Partly cloudy, with a low around 25. Southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 25°F | Partly Cloudy | 3 mph SW | 0% |
| Wednesday | 47°F | Chance Snow Showers | 0 to 12 mph ESE | 80% |
| Wednesday Night | 23°F | Snow Showers | 2 to 9 mph N | 84% |
| Thursday | 42°F | Sunny | 0 to 3 mph WSW | 1% |
| Thursday Night | 24°F | Partly Cloudy | 2 mph WSW | 0% |
| Friday | 44°F | Mostly Sunny | 3 mph W | 14% |
| Friday Night | 23°F | Partly Cloudy | 3 to 7 mph NW | 14% |
| Saturday | 47°F | Sunny | 3 to 9 mph W | 2% |
| Saturday Night | 23°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 55°F | Sunny | 3 to 7 mph W | 0% |
| Sunday Night | 27°F | Mostly Clear | 8 mph W | 0% |
| Monday | 54°F | Mostly Sunny | 3 to 7 mph WSW | 1% |
| Monday Night | 29°F | Partly Cloudy | 6 mph SW | 1% |
| Tuesday | 52°F | Mostly Sunny | 6 mph W | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartsel, CO
Growing season
57 days
Hardiness zone
4a
Explore more for Hartsel, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Antero Rsvr, Co (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.