Osage, WY Weather & Growing Conditions
Today
73°F
Areas Of Smoke
Areas of smoke. Mostly sunny, with a high near 73. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Areas Of Smoke | 5 mph S | 4% |
| Tonight | 50°F | Mostly Clear then Slight Chance Rain Showers | 3 to 7 mph SE | 18% |
| Wednesday | 83°F | Sunny | 3 to 7 mph S | 2% |
| Wednesday Night | 55°F | Mostly Clear | 6 mph SE | 0% |
| Thursday | 91°F | Sunny | 2 to 7 mph W | 0% |
| Thursday Night | 60°F | Mostly Clear | 3 to 8 mph NE | 0% |
| Friday | 95°F | Sunny | 2 to 8 mph S | 0% |
| Friday Night | 65°F | Mostly Clear | 6 to 9 mph E | 0% |
| Saturday | 98°F | Sunny | 5 to 12 mph N | 0% |
| Saturday Night | 65°F | Mostly Clear | 5 to 12 mph E | 1% |
| Sunday | 97°F | Sunny | 5 to 13 mph SE | 1% |
| Sunday Night | 64°F | Partly Cloudy | 5 to 13 mph E | 11% |
| Monday | 95°F | Sunny | 5 to 14 mph S | 14% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 6 to 14 mph E | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Osage, WY
Last spring frost
May 20
First fall frost
Sep 23
Growing season
123 days
Hardiness zone
4b
Explore more for Osage, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Upton, Wy (11.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.