LaGrange, WY Weather & Growing Conditions
Today
73°F
Areas Of Smoke then Mostly Sunny
Areas of smoke before noon. Mostly sunny, with a high near 73. East southeast wind 10 to 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Areas Of Smoke then Mostly Sunny | 10 to 15 mph ESE | 8% |
| Tonight | 51°F | Partly Cloudy | 10 to 20 mph SSE | 11% |
| Wednesday | 81°F | Sunny | 5 to 10 mph ESE | 4% |
| Wednesday Night | 56°F | Mostly Clear | 15 mph S | 1% |
| Thursday | 91°F | Sunny | 10 to 15 mph NW | 2% |
| Thursday Night | 59°F | Mostly Clear | 10 mph SSE | 0% |
| Friday | 94°F | Sunny | 10 mph NNW | 1% |
| Friday Night | 63°F | Mostly Clear | 15 mph S | 0% |
| Saturday | 97°F | Sunny | 10 to 15 mph NW | 0% |
| Saturday Night | 63°F | Mostly Clear | 10 to 15 mph S | 1% |
| Sunday | 96°F | Sunny | 10 mph NW | 5% |
| Sunday Night | 64°F | Partly Cloudy | 10 mph SSW | 6% |
| Monday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 to 15 mph NNW | 15% |
| Monday Night | 62°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 10 to 15 mph SSW | 22% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for LaGrange, WY
Last spring frost
May 21
First fall frost
Sep 21
Growing season
121 days
Hardiness zone
5a
Explore more for LaGrange, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Phillips, Wy (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.