Harman US

Seibert, CO Weather & Growing Conditions

Tonight
57°F
Chance Showers And Thunderstorms then Mostly Cloudy
A chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 57. North wind 5 to 10 mph. Chance of precipitation is 40%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 57°F Chance Showers And Thunderstorms then Mostly Cloudy 5 to 10 mph N 39%
Saturday 78°F Mostly Sunny then Chance Showers And Thunderstorms 5 to 15 mph N 49%
Saturday Night 54°F Showers And Thunderstorms then Showers And Thunderstorms Likely 5 to 15 mph NE 86%
Sunday 70°F Showers And Thunderstorms Likely 5 to 10 mph NE 74%
Sunday Night 50°F Showers And Thunderstorms Likely 5 to 10 mph N 69%
Monday 70°F Slight Chance Rain Showers then Mostly Sunny 5 to 15 mph S 18%
Monday Night 51°F Partly Cloudy then Chance Rain Showers 10 to 15 mph SE 28%
Tuesday 70°F Slight Chance Rain Showers then Partly Sunny 15 to 30 mph S 20%
Tuesday Night 55°F Chance Showers And Thunderstorms then Mostly Cloudy 25 to 30 mph S 36%
Wednesday 74°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 20 to 30 mph S 20%
Wednesday Night 55°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 10 to 20 mph S 22%
Thursday 76°F Partly Sunny then Slight Chance Rain Showers 10 to 15 mph S 15%
Thursday Night 55°F Slight Chance Rain Showers 10 to 15 mph S 21%
Friday 76°F Partly Sunny 10 to 20 mph S 13%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Seibert, CO

Last spring frost
May 4
First fall frost
Oct 11
Growing season
158 days
Hardiness zone
5b

Explore more for Seibert, CO: full frost dates · planting calendar · Colorado frost dates

Climate data from the nearest NOAA station, Seibert, Co (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.