Harman US

Denver, CO Weather & Growing Conditions

Today
81°F
Patchy Smoke
Patchy smoke before noon, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny. High near 81, with temperatures falling to around 79 in the afternoon. East northeast wind 6 to 9 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 81°F Patchy Smoke 6 to 9 mph ENE 19%
Tonight 59°F Patchy Smoke 3 to 8 mph NNE 12%
Wednesday 88°F Patchy Smoke then Sunny 2 to 9 mph NNE 0%
Wednesday Night 63°F Mostly Clear 3 to 8 mph S 3%
Thursday 96°F Sunny 2 to 9 mph NNE 0%
Thursday Night 65°F Mostly Clear 5 to 9 mph S 2%
Friday 98°F Sunny 3 to 8 mph ESE 0%
Friday Night 69°F Mostly Clear 9 mph SSE 1%
Saturday 99°F Sunny 8 mph NNE 0%
Saturday Night 70°F Partly Cloudy 6 to 9 mph S 0%
Sunday 99°F Sunny 5 to 8 mph E 7%
Sunday Night 70°F Partly Cloudy 5 to 8 mph W 3%
Monday 98°F Sunny 5 to 10 mph NNW 12%
Monday Night 68°F Mostly Cloudy 3 to 10 mph W 13%

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 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.