Aspen, CO Weather & Growing Conditions
Overnight
19°F
Partly Cloudy
Partly cloudy, with a low around 19. South southwest wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 19°F | Partly Cloudy | 10 mph SSW | 0% |
| Wednesday | 32°F | Chance Snow Showers | 5 to 10 mph SW | 96% |
| Wednesday Night | 15°F | Snow Showers | 5 to 10 mph WSW | 96% |
| Thursday | 31°F | Sunny | 5 mph S | 1% |
| Thursday Night | 18°F | Mostly Cloudy | 5 to 10 mph SSW | 1% |
| Friday | 28°F | Slight Chance Snow Showers | 0 to 5 mph W | 23% |
| Friday Night | 14°F | Partly Cloudy | 5 mph WNW | 11% |
| Saturday | 32°F | Sunny | 0 to 5 mph NW | 1% |
| Saturday Night | 19°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Sunday | 38°F | Sunny | 0 to 5 mph WSW | 0% |
| Sunday Night | 22°F | Mostly Clear | 0 to 5 mph S | 0% |
| Monday | 40°F | Sunny | 0 to 5 mph WSW | 0% |
| Monday Night | 23°F | Partly Cloudy | 0 to 5 mph S | 1% |
| Tuesday | 36°F | Mostly Sunny | 0 to 5 mph W | 4% |
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 Nov 4, 2026.