Moorcroft, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Moorcroft, a town in Crook County, Wyoming.
Today
76°F
Areas Of Smoke then Mostly Sunny
Areas of smoke before noon. Mostly sunny. High near 76, with temperatures falling to around 74 in the afternoon. South wind around 3 mph.
7-day forecast for Moorcroft
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Areas Of Smoke then Mostly Sunny | 3 mph S | 1% |
| Tonight | 49°F | Mostly Clear then Slight Chance Rain Showers | 6 mph SE | 16% |
| Wednesday | 85°F | Sunny | 6 mph S | 0% |
| Wednesday Night | 52°F | Mostly Clear | 5 mph E | 0% |
| Thursday | 93°F | Sunny | 5 mph SW | 0% |
| Thursday Night | 57°F | Mostly Clear | 2 to 7 mph E | 0% |
| Friday | 98°F | Sunny | 1 to 6 mph SW | 0% |
| Friday Night | 61°F | Mostly Clear | 8 mph SE | 0% |
| Saturday | 99°F | Sunny | 6 to 12 mph NW | 0% |
| Saturday Night | 61°F | Mostly Clear | 5 to 10 mph E | 1% |
| Sunday | 98°F | Sunny | 5 to 12 mph SE | 2% |
| Sunday Night | 62°F | Partly Cloudy | 5 to 12 mph E | 14% |
| Monday | 97°F | Mostly Sunny | 5 to 13 mph E | 7% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 6 to 13 mph E | 30% |
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 Aug 4, 2026.