Harman US

Boone, CO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Boone, a town in Pueblo County, Colorado.

This Afternoon
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Boone

WhenTempForecastWindPrecip
This Afternoon 85°F Chance Showers And Thunderstorms 5 to 10 mph SE 37%
Tonight 54°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 10 mph N 42%
Sunday 78°F Sunny then Slight Chance Showers And Thunderstorms 0 to 15 mph SSE 36%
Sunday Night 55°F Chance Showers And Thunderstorms then Showers And Thunderstorms 5 to 15 mph ENE 79%
Monday 73°F Mostly Sunny 5 to 15 mph ESE 11%
Monday Night 52°F Chance Showers And Thunderstorms 5 to 15 mph E 44%
Tuesday 77°F Mostly Sunny 5 to 15 mph ESE 5%
Tuesday Night 54°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 10 to 15 mph SE 12%
Wednesday 78°F Mostly Cloudy 5 to 10 mph S 14%
Wednesday Night 55°F Mostly Cloudy 5 to 10 mph ENE 8%
Thursday 79°F Partly Sunny 5 to 10 mph NNE 6%
Thursday Night 55°F Slight Chance Showers And Thunderstorms 5 to 10 mph S 23%
Friday 77°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 5 to 10 mph E 25%
Friday Night 55°F Chance Showers And Thunderstorms 5 to 10 mph SE 29%

Forecast source: National Weather Service (api.weather.gov) for Boone (38.251, -104.261). Updated through the day.

Growing snapshot for Boone

Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
162 days
Hardiness zone
6a

More local growing data for Boone: nearby ZIP 81006 weather · frost dates · planting calendar · Colorado frost dates

Nearby towns & communities

All Colorado locations ›

Climate data from the nearest NOAA station, Wfo Pueblo, Co (3.6 mi from Boone). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.