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 wind around 8 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 81°F Patchy Smoke 8 mph E 18%
Tonight 59°F Patchy Smoke 3 to 9 mph NNE 12%
Wednesday 88°F Patchy Smoke 3 to 9 mph NNE 0%
Wednesday Night 63°F Mostly Clear 2 to 8 mph S 3%
Thursday 96°F Sunny 2 to 8 mph N 0%
Thursday Night 66°F Clear 3 to 8 mph SSE 2%
Friday 99°F Sunny 3 to 8 mph SSE 0%
Friday Night 70°F Mostly Clear 9 mph SSE 1%
Saturday 100°F Sunny 5 to 8 mph NE 0%
Saturday Night 70°F Partly Cloudy 5 to 8 mph W 0%
Sunday 100°F Sunny 3 to 9 mph SSE 7%
Sunday Night 71°F Partly Cloudy 3 to 9 mph WNW 3%
Monday 99°F Sunny 3 to 10 mph NNW 13%
Monday Night 69°F Partly Cloudy 3 to 10 mph WNW 14%

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 Aug 4, 2026.