Harman US

Chugwater, WY Weather & Growing Conditions

Tonight
53°F
Mostly Cloudy
Mostly cloudy, with a low around 53. Southwest wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 53°F Mostly Cloudy 5 to 10 mph SW 2%
Saturday 71°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 5 to 10 mph W 51%
Saturday Night 48°F Chance Showers And Thunderstorms then Mostly Cloudy 5 to 10 mph SW 25%
Sunday 65°F Partly Sunny then Slight Chance Showers And Thunderstorms 10 mph NW 20%
Sunday Night 44°F Partly Cloudy 5 to 10 mph WNW 12%
Monday 67°F Mostly Sunny 5 to 10 mph NE 2%
Monday Night 48°F Mostly Clear 10 to 15 mph SE 1%
Tuesday 75°F Sunny 5 to 15 mph SSE 6%
Tuesday Night 53°F Partly Cloudy 5 to 15 mph S 14%
Wednesday 76°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph SSW 22%
Wednesday Night 52°F Partly Cloudy 5 to 10 mph SW 9%
Thursday 77°F Mostly Sunny 5 to 10 mph N 6%
Thursday Night 53°F Partly Cloudy 10 mph SSE 14%
Friday 78°F Mostly Sunny 10 to 15 mph S 9%

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

Growing snapshot for Chugwater, WY

Last spring frost
May 18
First fall frost
Sep 24
Growing season
129 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Chugwater, Wy (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.