Hillrose, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hillrose, a town in Morgan County, Colorado.
Overnight
29°F
Mostly Clear
Mostly clear, with a low around 29. West southwest wind around 6 mph.
7-day forecast for Hillrose
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 29°F | Mostly Clear | 6 mph WSW | 0% |
| Wednesday | 58°F | Mostly Sunny | 7 mph NW | 1% |
| Wednesday Night | 33°F | Mostly Cloudy | 7 mph NNW | 1% |
| Thursday | 60°F | Mostly Sunny | 5 mph NW | 0% |
| Thursday Night | 31°F | Partly Cloudy | 3 mph S | 0% |
| Friday | 60°F | Mostly Sunny | 2 to 6 mph SSE | 2% |
| Friday Night | 30°F | Mostly Clear | 5 mph S | 2% |
| Saturday | 61°F | Sunny | 2 to 7 mph NW | 0% |
| Saturday Night | 31°F | Mostly Clear | 2 to 6 mph W | 0% |
| Sunday | 65°F | Sunny | 3 to 7 mph SSW | 0% |
| Sunday Night | 35°F | Mostly Clear | 3 to 7 mph SW | 0% |
| Monday | 65°F | Sunny | 6 mph NW | 0% |
| Monday Night | 34°F | Partly Cloudy | 5 mph SE | 0% |
| Tuesday | 65°F | Mostly Sunny | 6 mph SSE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Hillrose (40.324, -103.522). Updated through the day.
Growing snapshot for Hillrose
Last spring frost
May 6
First fall frost
Oct 8
Growing season
155 days
Hardiness zone
5b
More local growing data for Hillrose: nearby ZIP 80733 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Blue Sky
Brush
Fort Morgan
Jackson Lake
Log Lane Village
Morgan Heights
Saddle Ridge
Snyder
Trail Side
Weldona
Wiggins
Climate data from the nearest NOAA station, Akron Washington Co Ap, Co (18.9 mi from Hillrose). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.