Fort Laramie, WY Weather & Growing Conditions
Today
74°F
Chance Showers And Thunderstorms
A slight chance of rain showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers and thunderstorms. Mostly sunny. High near 74, with temperatures falling to around 71 in the afternoon. South southwest wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 36% |
| Tonight | 49°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph E | 64% |
| Sunday | 66°F | Rain Showers Likely | 5 to 10 mph WNW | 64% |
| Sunday Night | 46°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph NW | 37% |
| Monday | 70°F | Mostly Sunny | 5 to 10 mph S | 3% |
| Monday Night | 47°F | Mostly Clear | 10 mph ESE | 2% |
| Tuesday | 77°F | Mostly Sunny | 5 to 15 mph SE | 2% |
| Tuesday Night | 50°F | Partly Cloudy | 5 to 15 mph SE | 14% |
| Wednesday | 79°F | Mostly Sunny | 0 to 5 mph SSE | 8% |
| Wednesday Night | 50°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSW | 21% |
| Thursday | 81°F | Sunny | 0 to 5 mph WSW | 3% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph ESE | 6% |
| Friday | 82°F | Mostly Sunny | 0 to 15 mph SE | 6% |
| Friday Night | 53°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 15 mph SSE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fort Laramie, WY
Last spring frost
May 14
First fall frost
Sep 26
Growing season
134 days
Hardiness zone
5a
Explore more for Fort Laramie, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Old Ft Laramie, Wy (4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.