Harman US

Cheyenne, WY Weather & Growing Conditions

Overnight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. West wind 5 to 10 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 49°F Partly Cloudy 5 to 10 mph W 13%
Saturday 65°F Chance Rain Showers then Chance Showers And Thunderstorms 5 to 10 mph SW 29%
Saturday Night 42°F Chance Showers And Thunderstorms 5 to 10 mph W 25%
Sunday 61°F Partly Sunny then Showers And Thunderstorms Likely 10 mph WNW 58%
Sunday Night 40°F Partly Cloudy 5 to 10 mph WNW 7%
Monday 63°F Sunny 5 to 10 mph SSW 3%
Monday Night 43°F Partly Cloudy 5 to 10 mph S 8%
Tuesday 67°F Mostly Sunny 5 to 10 mph S 13%
Tuesday Night 46°F Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph SSW 33%
Wednesday 69°F Mostly Sunny then Chance Showers And Thunderstorms 5 to 10 mph SW 32%
Wednesday Night 47°F Mostly Cloudy 5 mph WSW 10%
Thursday 69°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph ENE 15%
Thursday Night 47°F Slight Chance Rain Showers then Mostly Cloudy 5 to 10 mph S 16%
Friday 70°F Mostly Sunny 5 to 10 mph SSW 14%

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

Growing snapshot for Cheyenne, WY

Last spring frost
May 31
First fall frost
Sep 19
Growing season
110 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Virginia Dale 7 Ene, Co (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.