Aspen, CO Weather & Growing Conditions
Overnight
36°F
Slight Chance Rain Showers
A slight chance of rain showers. Partly cloudy, with a low around 36. Southwest wind around 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 36°F | Slight Chance Rain Showers | 10 mph SW | 17% |
| Saturday | 47°F | Chance Showers And Thunderstorms | 10 mph SW | 48% |
| Saturday Night | 32°F | Mostly Clear | 5 to 10 mph SW | 9% |
| Sunday | 46°F | Sunny | 10 to 15 mph WSW | 2% |
| Sunday Night | 30°F | Mostly Clear | 5 to 10 mph WSW | 0% |
| Monday | 50°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 34°F | Partly Cloudy | 5 to 10 mph SW | 1% |
| Tuesday | 49°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
| Tuesday Night | 35°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 39% |
| Wednesday | 47°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph SW | 41% |
| Wednesday Night | 34°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph WSW | 13% |
| Thursday | 49°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 21% |
| Thursday Night | 37°F | Chance Showers And Thunderstorms | 5 mph SW | 25% |
| Friday | 47°F | Chance Rain Showers | 5 mph SSW | 54% |
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.