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 9 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 9 mph NE 59%
Tonight 53°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph WSW 42%
Sunday 72°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 9 mph NE 29%
Sunday Night 52°F Chance Showers And Thunderstorms then Partly Cloudy 1 to 7 mph NNW 30%
Monday 74°F Sunny 1 to 8 mph NE 3%
Monday Night 52°F Slight Chance Showers And Thunderstorms then Partly Cloudy 1 to 8 mph SSE 21%
Tuesday 77°F Sunny 1 to 7 mph ESE 11%
Tuesday Night 55°F Partly Cloudy 2 to 7 mph SSW 14%
Wednesday 78°F Mostly Sunny 2 to 6 mph N 11%
Wednesday Night 55°F Mostly Cloudy 2 to 6 mph SSW 11%
Thursday 79°F Mostly Sunny 2 to 7 mph SSE 8%
Thursday Night 57°F Mostly Cloudy 2 to 7 mph S 14%
Friday 81°F Mostly Sunny 2 to 8 mph S 13%
Friday Night 57°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 (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.