Harman US

Flagler, CO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Flagler, a town in Kit Carson County, Colorado.

Overnight
56°F
Mostly Cloudy
Mostly cloudy, with a low around 56. North wind 5 to 10 mph.

7-day forecast for Flagler

WhenTempForecastWindPrecip
Overnight 56°F Mostly Cloudy 5 to 10 mph N 8%
Saturday 77°F Mostly Sunny then Chance Showers And Thunderstorms 10 to 15 mph NE 60%
Saturday Night 52°F Showers And Thunderstorms 5 to 15 mph NE 75%
Sunday 70°F Patchy Fog then Chance Showers And Thunderstorms 5 to 15 mph SE 50%
Sunday Night 49°F Showers And Thunderstorms 5 to 10 mph SE 84%
Monday 69°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 5 to 15 mph S 25%
Monday Night 49°F Partly Cloudy then Chance Showers And Thunderstorms 10 to 15 mph SE 37%
Tuesday 68°F Partly Sunny 20 to 30 mph S 14%
Tuesday Night 52°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 25 to 30 mph S 19%
Wednesday 76°F Partly Sunny 25 to 30 mph S 11%
Wednesday Night 54°F Chance Showers And Thunderstorms then Mostly Cloudy 10 to 20 mph S 25%
Thursday 77°F Mostly Sunny 10 to 15 mph E 9%
Thursday Night 55°F Slight Chance Rain Showers then Mostly Cloudy 5 to 10 mph S 16%
Friday 76°F Partly Sunny then Slight Chance Rain Showers 10 to 20 mph S 15%

Forecast source: National Weather Service (api.weather.gov) for Flagler (39.297, -103.065). Updated through the day.

Growing snapshot for Flagler

Last spring frost
May 5
First fall frost
Oct 8
Growing season
155 days
Hardiness zone
5b

More local growing data for Flagler: nearby ZIP 80815 weather · frost dates · planting calendar · Colorado frost dates

Nearby towns & communities

All Colorado locations ›

Climate data from the nearest NOAA station, Flagler 1S, Co (7.7 mi from Flagler). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.