Denver, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Denver, a city in Denver County, Colorado.
Today
81°F
Patchy Smoke
Patchy smoke before 3pm, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny. High near 81, with temperatures falling to around 78 in the afternoon. East northeast wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
7-day forecast for Denver
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Patchy Smoke | 6 to 10 mph ENE | 16% |
| Tonight | 59°F | Patchy Smoke | 5 to 10 mph N | 11% |
| Wednesday | 88°F | Patchy Smoke then Sunny | 3 to 9 mph NNE | 0% |
| Wednesday Night | 63°F | Mostly Clear | 5 to 10 mph SSE | 3% |
| Thursday | 96°F | Sunny | 3 to 9 mph N | 0% |
| Thursday Night | 66°F | Clear | 5 to 9 mph S | 2% |
| Friday | 98°F | Sunny | 3 to 9 mph E | 0% |
| Friday Night | 71°F | Mostly Clear | 12 mph SSE | 1% |
| Saturday | 100°F | Sunny | 6 to 9 mph NW | 0% |
| Saturday Night | 71°F | Partly Cloudy | 7 to 10 mph SSE | 0% |
| Sunday | 99°F | Sunny | 5 to 8 mph NNW | 6% |
| Sunday Night | 71°F | Partly Cloudy | 5 to 9 mph WNW | 3% |
| Monday | 98°F | Sunny | 5 to 10 mph NW | 10% |
| Monday Night | 69°F | Partly Cloudy | 5 to 10 mph WNW | 14% |
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
Nearby towns & communities
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 Aug 4, 2026.