Harman US

Denver, CO Weather & Growing Conditions

Overnight
35°F
Mostly Cloudy
Mostly cloudy, with a low around 35. South southwest wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 35°F Mostly Cloudy 3 mph SSW 0%
Wednesday 57°F Partly Sunny then Slight Chance Rain Showers 2 to 7 mph ESE 17%
Wednesday Night 37°F Slight Chance Rain Showers then Mostly Cloudy 1 to 6 mph NW 17%
Thursday 58°F Sunny 5 mph SSE 0%
Thursday Night 37°F Partly Cloudy 3 mph SSW 0%
Friday 57°F Mostly Sunny 5 mph NNW 9%
Friday Night 34°F Mostly Clear 3 mph W 9%
Saturday 59°F Sunny 5 mph ESE 1%
Saturday Night 35°F Mostly Clear 5 mph S 0%
Sunday 65°F Sunny 2 to 7 mph SSE 0%
Sunday Night 38°F Mostly Clear 5 mph SW 0%
Monday 65°F Sunny 5 mph E 0%
Monday Night 38°F Partly Cloudy 3 mph WSW 0%
Tuesday 65°F Mostly Sunny 3 mph ENE 0%

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 Nov 4, 2026.