Sheridan, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sheridan, a city in Arapahoe County, Colorado.
Tonight
33°F
Mostly Clear
Mostly clear, with a low around 33. South wind around 3 mph.
7-day forecast for Sheridan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 33°F | Mostly Clear | 3 mph S | 0% |
| Wednesday | 57°F | Mostly Sunny then Slight Chance Rain Showers | 2 to 8 mph NNE | 17% |
| Wednesday Night | 34°F | Chance Rain Showers then Mostly Cloudy | 1 to 5 mph NW | 27% |
| Thursday | 58°F | Sunny | 2 to 6 mph SE | 0% |
| Thursday Night | 33°F | Partly Cloudy | 3 mph SSW | 1% |
| Friday | 58°F | Mostly Sunny | 5 mph N | 7% |
| Friday Night | 33°F | Mostly Clear | 5 mph WSW | 7% |
| Saturday | 60°F | Sunny | 2 to 6 mph E | 1% |
| Saturday Night | 32°F | Clear | 2 to 6 mph W | 0% |
| Sunday | 69°F | Sunny | 3 to 8 mph S | 0% |
| Sunday Night | 37°F | Mostly Clear | 3 to 7 mph WSW | 0% |
| Monday | 67°F | Sunny | 3 to 7 mph SE | 0% |
| Monday Night | 38°F | Partly Cloudy | 5 mph SSW | 0% |
| Tuesday | 65°F | Mostly Sunny | 5 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov) for Sheridan (39.648, -105.017). Updated through the day.
Growing snapshot for Sheridan
Last spring frost
May 2
First fall frost
Oct 11
Growing season
160 days
Hardiness zone
6a
More local growing data for Sheridan: nearby ZIP 80110 weather · frost dates · planting calendar · Colorado frost dates
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Climate data from the nearest NOAA station, Marston Fltr Plt, Co (3.4 mi from Sheridan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.