Harman US

Denver, CO Weather & Growing Conditions

This Afternoon
82°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. High near 82, with temperatures falling to around 70 in the afternoon. Northwest wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 82°F Chance Showers And Thunderstorms 7 mph NW 48%
Tonight 53°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph WSW 39%
Saturday 77°F Mostly Sunny then Chance Showers And Thunderstorms 3 to 8 mph ENE 63%
Saturday Night 51°F Chance Showers And Thunderstorms then Partly Cloudy 1 to 5 mph NW 46%
Sunday 72°F Showers And Thunderstorms Likely 2 to 7 mph E 57%
Sunday Night 49°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 6 mph SE 31%
Monday 74°F Sunny 0 to 7 mph E 3%
Monday Night 50°F Mostly Clear 1 to 7 mph S 12%
Tuesday 77°F Mostly Sunny then Slight Chance Showers And Thunderstorms 1 to 6 mph E 20%
Tuesday Night 52°F Slight Chance Showers And Thunderstorms then Partly Cloudy 1 to 6 mph S 22%
Wednesday 77°F Partly Sunny then Slight Chance Showers And Thunderstorms 1 to 7 mph SE 19%
Wednesday Night 52°F Slight Chance Rain Showers then Mostly Cloudy 5 mph S 19%
Thursday 77°F Mostly Sunny then Slight Chance Showers And Thunderstorms 2 to 6 mph N 17%
Thursday Night 53°F Chance Rain Showers then Mostly Cloudy 5 mph SSW 28%

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

Growing snapshot for Denver, CO

Last spring frost
May 2
First fall frost
Oct 11
Growing season
160 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Marston Fltr Plt, Co (0.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.