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 56°F Partly Sunny then Slight Chance Rain Showers 2 to 7 mph ENE 16%
Wednesday Night 37°F Slight Chance Rain Showers then Mostly Cloudy 1 to 6 mph NW 16%
Thursday 58°F Sunny 5 mph SSE 0%
Thursday Night 37°F Partly Cloudy 2 mph SSW 0%
Friday 57°F Mostly Sunny 5 mph N 9%
Friday Night 35°F Mostly Clear 3 mph WNW 9%
Saturday 59°F Sunny 5 mph ESE 1%
Saturday Night 35°F Mostly Clear 3 mph S 0%
Sunday 65°F Sunny 2 to 6 mph S 0%
Sunday Night 39°F Mostly Clear 5 mph SW 0%
Monday 65°F Sunny 5 mph ENE 0%
Monday Night 39°F Partly Cloudy 3 mph W 0%
Tuesday 64°F Mostly Sunny 3 mph E 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 (2.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.