Harman US

Denver, CO Weather & Growing Conditions

Today
77°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between noon and 3pm, then showers and thunderstorms likely. Mostly sunny. High near 77, with temperatures falling to around 70 in the afternoon. Northeast wind 2 to 8 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 77°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 8 mph NE 59%
Tonight 52°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph WNW 41%
Sunday 72°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 9 mph NE 29%
Sunday Night 51°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 7 mph N 30%
Monday 74°F Sunny 0 to 8 mph NE 3%
Monday Night 52°F Slight Chance Showers And Thunderstorms then Partly Cloudy 1 to 8 mph S 19%
Tuesday 77°F Mostly Sunny 1 to 7 mph ESE 13%
Tuesday Night 54°F Partly Cloudy 1 to 6 mph SSW 14%
Wednesday 78°F Partly Sunny 1 to 6 mph NNE 12%
Wednesday Night 55°F Mostly Cloudy 2 to 6 mph SW 11%
Thursday 80°F Mostly Sunny 2 to 7 mph SSE 9%
Thursday Night 56°F Mostly Cloudy 2 to 7 mph S 14%
Friday 81°F Mostly Sunny 2 to 8 mph S 14%
Friday Night 56°F Slight Chance Rain Showers then Partly Cloudy 3 to 8 mph S 16%

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

Growing snapshot for Denver, CO

Last spring frost
Apr 30
First fall frost
Oct 12
Growing season
165 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Denver Water Dept, Co (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.