Holly, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Holly, a town in Prowers County, Colorado.
Tonight
62°F
Partly Cloudy
Partly cloudy, with a low around 62. West wind 5 to 15 mph.
7-day forecast for Holly
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 62°F | Partly Cloudy | 5 to 15 mph W | 6% |
| Saturday | 88°F | Mostly Sunny | 5 to 10 mph N | 5% |
| Saturday Night | 60°F | Showers And Thunderstorms Likely | 10 to 15 mph ENE | 57% |
| Sunday | 77°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NE | 17% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 15 mph NE | 68% |
| Monday | 75°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph E | 21% |
| Monday Night | 56°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph ESE | 46% |
| Tuesday | 74°F | Chance Rain Showers | 15 to 20 mph SE | 37% |
| Tuesday Night | 59°F | Chance Showers And Thunderstorms | 15 to 20 mph SE | 45% |
| Wednesday | 76°F | Chance Rain Showers | 20 mph SSE | 40% |
| Wednesday Night | 59°F | Chance Showers And Thunderstorms | 10 to 15 mph SSE | 35% |
| Thursday | 79°F | Chance Rain Showers | 10 to 15 mph S | 31% |
| Thursday Night | 59°F | Chance Showers And Thunderstorms | 10 mph SSE | 32% |
| Friday | 78°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 10 to 15 mph SSE | 23% |
Forecast source: National Weather Service (api.weather.gov) for Holly (38.056, -102.125). Updated through the day.
Growing snapshot for Holly
Last spring frost
May 1
First fall frost
Oct 12
Growing season
163 days
Hardiness zone
6a
More local growing data for Holly: nearby ZIP 81047 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Holly, Co (4.3 mi from Holly). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.