Aspen, CO Weather & Growing Conditions
Overnight
33°F
Slight Chance Rain Showers
A slight chance of rain showers. Mostly cloudy, with a low around 33. South southwest wind around 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 33°F | Slight Chance Rain Showers | 5 mph SSW | 17% |
| Saturday | 49°F | Chance Rain And Snow Showers | 5 to 10 mph SW | 43% |
| Saturday Night | 30°F | Mostly Clear | 5 to 10 mph SW | 10% |
| Sunday | 46°F | Sunny | 5 to 15 mph WSW | 3% |
| Sunday Night | 28°F | Mostly Clear | 5 to 15 mph WSW | 0% |
| Monday | 50°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 32°F | Partly Cloudy | 5 to 10 mph SW | 1% |
| Tuesday | 50°F | Mostly Sunny then Chance T-storms | 5 to 10 mph SSW | 47% |
| Tuesday Night | 33°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 35% |
| Wednesday | 48°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph WSW | 41% |
| Wednesday Night | 32°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph SW | 14% |
| Thursday | 51°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph WNW | 21% |
| Thursday Night | 35°F | Slight Chance Showers And Thunderstorms | 5 mph S | 24% |
| Friday | 49°F | Chance Rain Showers | 5 to 10 mph SSW | 53% |
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 Sep 19, 2026.