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Denver, CO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Denver, a city in Denver County, Colorado.

Today
77°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between noon and 3pm, then showers and thunderstorms likely. Mostly sunny. High near 77, with temperatures falling to around 71 in the afternoon. East wind 2 to 8 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Denver

WhenTempForecastWindPrecip
Today 77°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 8 mph E 62%
Tonight 53°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph SE 44%
Sunday 72°F Mostly Sunny then Chance Showers And Thunderstorms 2 to 9 mph ENE 29%
Sunday Night 52°F Chance Showers And Thunderstorms then Partly Cloudy 1 to 7 mph N 30%
Monday 73°F Mostly Sunny 1 to 9 mph SE 3%
Monday Night 53°F Chance Showers And Thunderstorms then Partly Cloudy 3 to 9 mph SSE 26%
Tuesday 77°F Mostly Sunny 2 to 7 mph SE 9%
Tuesday Night 55°F Partly Cloudy 3 to 9 mph S 14%
Wednesday 78°F Partly Sunny 6 mph NNE 10%
Wednesday Night 56°F Mostly Cloudy 6 mph SSW 12%
Thursday 79°F Mostly Sunny 2 to 8 mph SE 8%
Thursday Night 58°F Slight Chance Rain Showers then Mostly Cloudy 3 to 8 mph S 15%
Friday 80°F Mostly Sunny 3 to 9 mph S 12%
Friday Night 57°F Slight Chance Rain Showers then Partly Cloudy 5 to 9 mph S 17%

Forecast source: National Weather Service (api.weather.gov) for Denver (39.762, -104.881). Updated through the day.

Growing snapshot for Denver

Last spring frost
May 4
First fall frost
Oct 8
Growing season
156 days
Hardiness zone
6a

More local growing data for Denver: nearby ZIP 80238 weather · frost dates · planting calendar · Colorado frost dates

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Climate data from the nearest NOAA station, Denver-Stapleton, Co (1.1 mi from Denver). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.