Aspen, CO Weather & Growing Conditions
Today
63°F
Patchy Smoke
Patchy smoke. Mostly sunny, with a high near 63. West wind 5 to 15 mph, with gusts as high as 30 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 63°F | Patchy Smoke | 5 to 15 mph W | 4% |
| Tonight | 44°F | Patchy Smoke | 5 to 15 mph WSW | 1% |
| Wednesday | 62°F | Sunny | 5 to 15 mph W | 0% |
| Wednesday Night | 43°F | Mostly Clear | 0 to 15 mph WSW | 0% |
| Thursday | 63°F | Sunny | 5 to 15 mph W | 0% |
| Thursday Night | 45°F | Clear | 5 to 15 mph ESE | 0% |
| Friday | 64°F | Sunny | 5 to 10 mph W | 0% |
| Friday Night | 47°F | Mostly Clear | 5 to 10 mph NE | 0% |
| Saturday | 65°F | Sunny | 5 to 10 mph WSW | 1% |
| Saturday Night | 48°F | Partly Cloudy | 5 to 10 mph SE | 0% |
| Sunday | 65°F | Mostly Sunny | 5 to 10 mph WSW | 9% |
| Sunday Night | 47°F | Mostly Cloudy | 5 to 10 mph S | 4% |
| Monday | 63°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph WNW | 39% |
| Monday Night | 46°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 mph SSW | 37% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Aspen, CO
Last spring frost
Jun 2
First fall frost
Sep 23
Growing season
113 days
Hardiness zone
5a
Explore more for Aspen, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Aspen 1Sw, Co (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.