Harman US

Warren AFB, WY Weather & Growing Conditions

Tonight
51°F
Slight Chance Showers And Thunderstorms then Mostly Cloudy
A slight chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 51. West southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 51°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 5 mph WSW 19%
Saturday 70°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 5 to 10 mph SW 40%
Saturday Night 44°F Partly Cloudy 5 mph WSW 13%
Sunday 68°F Partly Sunny then Chance Showers And Thunderstorms 5 to 10 mph NW 39%
Sunday Night 40°F Partly Cloudy 0 to 10 mph W 9%
Monday 69°F Sunny 5 to 10 mph SSW 2%
Monday Night 43°F Partly Cloudy 5 to 10 mph S 4%
Tuesday 74°F Mostly Sunny 5 to 10 mph S 10%
Tuesday Night 46°F Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph S 32%
Wednesday 76°F Partly Sunny then Chance Showers And Thunderstorms 5 to 10 mph S 28%
Wednesday Night 46°F Mostly Cloudy 5 mph WSW 11%
Thursday 76°F Mostly Sunny 5 to 10 mph NE 12%
Thursday Night 48°F Slight Chance Rain Showers then Mostly Cloudy 5 to 10 mph S 18%
Friday 76°F Mostly Sunny 5 to 10 mph S 12%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Warren AFB, WY

Last spring frost
May 14
First fall frost
Oct 1
Growing season
139 days
Hardiness zone
5b

Explore more for Warren AFB, WY: full frost dates · planting calendar · Wyoming frost dates

Climate data from the nearest NOAA station, Cheyenne Wfo, Wy (3.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.