LaGrange, WY Weather & Growing Conditions
Today
72°F
Showers And Thunderstorms Likely
A chance of rain showers before noon, then showers and thunderstorms likely. Mostly sunny. High near 72, with temperatures falling to around 68 in the afternoon. North wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 63% |
| Tonight | 48°F | Chance Showers And Thunderstorms | 5 to 10 mph WSW | 47% |
| Sunday | 66°F | Chance Rain Showers | 10 to 15 mph WNW | 49% |
| Sunday Night | 45°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph WNW | 31% |
| Monday | 69°F | Mostly Sunny | 5 to 10 mph NW | 3% |
| Monday Night | 48°F | Mostly Clear | 10 to 15 mph SE | 3% |
| Tuesday | 75°F | Mostly Sunny | 15 to 20 mph SSE | 4% |
| Tuesday Night | 51°F | Partly Cloudy | 10 to 20 mph SSE | 13% |
| Wednesday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 mph S | 15% |
| Wednesday Night | 51°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph SSW | 15% |
| Thursday | 79°F | Sunny | 5 to 10 mph NNW | 3% |
| Thursday Night | 53°F | Partly Cloudy | 10 mph SSE | 5% |
| Friday | 80°F | Mostly Sunny | 10 to 15 mph S | 8% |
| Friday Night | 54°F | Slight Chance Rain Showers then Partly Cloudy | 10 to 20 mph S | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for LaGrange, WY
Last spring frost
May 14
First fall frost
Oct 1
Growing season
137 days
Hardiness zone
5a
Explore more for LaGrange, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, La Grange, Wy (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.