Holly Hills, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Holly Hills, a community in Denver County, Colorado.
This Afternoon
79°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 3pm, then showers and thunderstorms likely between 3pm and 4pm, then a chance of showers and thunderstorms. Partly sunny. High near 79, with temperatures falling to around 71 in the afternoon. Northeast wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Holly Hills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Chance Showers And Thunderstorms | 8 mph NE | 68% |
| Tonight | 52°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph SSE | 40% |
| Sunday | 70°F | Chance Showers And Thunderstorms | 2 to 9 mph NNE | 27% |
| Sunday Night | 51°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 7 mph ESE | 23% |
| Monday | 74°F | Sunny | 1 to 8 mph ENE | 2% |
| Monday Night | 52°F | Partly Cloudy | 3 to 8 mph SSE | 8% |
| Tuesday | 79°F | Mostly Sunny | 3 to 7 mph SE | 9% |
| Tuesday Night | 55°F | Mostly Cloudy | 5 to 9 mph S | 10% |
| Wednesday | 81°F | Partly Sunny | 2 to 6 mph N | 5% |
| Wednesday Night | 56°F | Mostly Cloudy | 2 to 6 mph S | 9% |
| Thursday | 81°F | Mostly Sunny | 2 to 8 mph ESE | 7% |
| Thursday Night | 58°F | Mostly Cloudy | 3 to 8 mph SSE | 13% |
| Friday | 81°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 10 mph SSE | 27% |
| Friday Night | 57°F | Chance Rain Showers | 5 to 10 mph S | 28% |
Forecast source: National Weather Service (api.weather.gov) for Holly Hills (39.668, -104.922). Updated through the day.
Growing snapshot for Holly Hills
Last spring frost
Apr 30
First fall frost
Oct 12
Growing season
165 days
Hardiness zone
6a
More local growing data for Holly Hills: nearby ZIP 80222 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Denver Water Dept, Co (5.9 mi from Holly Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.