Moorcroft, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Moorcroft, a town in Crook County, Wyoming.
Overnight
22°F
Mostly Clear
Mostly clear. Low around 22, with temperatures rising to around 25 overnight. Southwest wind around 2 mph.
7-day forecast for Moorcroft
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 22°F | Mostly Clear | 2 mph SW | 0% |
| Wednesday | 54°F | Mostly Sunny | 2 to 9 mph NW | 0% |
| Wednesday Night | 23°F | Partly Cloudy | 2 to 6 mph NW | 0% |
| Thursday | 61°F | Mostly Sunny | 3 to 9 mph S | 0% |
| Thursday Night | 29°F | Mostly Cloudy | 3 to 9 mph SW | 0% |
| Friday | 54°F | Mostly Sunny | 2 to 6 mph NW | 0% |
| Friday Night | 27°F | Mostly Clear | 5 mph S | 0% |
| Saturday | 60°F | Sunny | 3 to 10 mph W | 0% |
| Saturday Night | 29°F | Mostly Clear | 1 to 7 mph SW | 0% |
| Sunday | 68°F | Sunny | 7 to 10 mph S | 0% |
| Sunday Night | 33°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Monday | 60°F | Sunny | 2 to 6 mph NW | 0% |
| Monday Night | 33°F | Partly Cloudy | 7 mph SE | 0% |
| Tuesday | 63°F | Mostly Sunny | 6 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Moorcroft (44.264, -104.948). Updated through the day.
Growing snapshot for Moorcroft
Last spring frost
May 23
First fall frost
Sep 20
Growing season
118 days
Hardiness zone
4b
More local growing data for Moorcroft: nearby ZIP 82721 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Devils Twr #2, Wy (12.6 mi from Moorcroft). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.