Harman US

Denver, CO Weather & Growing Conditions

Overnight
36°F
Partly Cloudy
Partly cloudy, with a low around 36. Southwest wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 36°F Partly Cloudy 3 mph SW 0%
Wednesday 57°F Partly Sunny then Slight Chance Rain Showers 2 to 7 mph ENE 15%
Wednesday Night 38°F Slight Chance Rain Showers then Mostly Cloudy 1 to 6 mph NW 15%
Thursday 59°F Sunny 5 mph SSE 0%
Thursday Night 38°F Partly Cloudy 2 mph SSW 0%
Friday 58°F Mostly Sunny 5 mph NNW 7%
Friday Night 35°F Mostly Clear 3 mph W 7%
Saturday 60°F Sunny 5 mph ESE 1%
Saturday Night 36°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 ESE 0%
Monday Night 39°F Partly Cloudy 3 mph W 0%
Tuesday 65°F Mostly Sunny 3 mph ESE 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 (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.