Harman US

Van Tassell, WY Weather & Growing Conditions

Tonight
55°F
Chance Showers And Thunderstorms then Patchy Fog
A chance of showers and thunderstorms before midnight, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 55. East wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 55°F Chance Showers And Thunderstorms then Patchy Fog 0 to 5 mph E 40%
Saturday 72°F Patchy Fog then Slight Chance Showers And Thunderstorms 0 to 10 mph ESE 17%
Saturday Night 47°F Chance Showers And Thunderstorms 5 to 10 mph E 35%
Sunday 63°F Chance Showers And Thunderstorms 5 to 10 mph NNE 28%
Sunday Night 41°F Chance Showers And Thunderstorms 5 to 10 mph N 52%
Monday 64°F Slight Chance Rain Showers 5 to 10 mph E 17%
Monday Night 43°F Mostly Clear 10 mph SE 2%
Tuesday 73°F Mostly Sunny 10 to 15 mph SSE 5%
Tuesday Night 48°F Partly Cloudy 10 to 15 mph SSE 13%
Wednesday 75°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph S 23%
Wednesday Night 48°F Slight Chance Rain Showers then Partly Cloudy 0 to 5 mph S 15%
Thursday 76°F Mostly Sunny 0 to 5 mph NE 6%
Thursday Night 49°F Partly Cloudy 5 mph ESE 12%
Friday 77°F Mostly Sunny 5 to 10 mph S 8%

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

Growing snapshot for Van Tassell, WY

Last spring frost
May 17
First fall frost
Sep 28
Growing season
133 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Torrington 29N, Wy (11 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.