Harman US

Manderson, WY Weather & Growing Conditions

This Afternoon
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 68, with temperatures falling to around 62 in the afternoon. Northwest wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 68°F Chance Showers And Thunderstorms 16 mph NW 49%
Tonight 44°F Showers And Thunderstorms Likely 6 to 18 mph NW 56%
Sunday 64°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 6 mph NW 47%
Sunday Night 42°F Mostly Cloudy 1 to 5 mph ESE 3%
Monday 71°F Sunny 3 mph SE 0%
Monday Night 42°F Mostly Clear 5 mph ESE 0%
Tuesday 78°F Sunny 3 mph SSE 0%
Tuesday Night 48°F Partly Cloudy then Slight Chance Showers And Thunderstorms 3 mph ESE 17%
Wednesday 78°F Mostly Sunny 5 mph SSW 12%
Wednesday Night 46°F Mostly Clear 5 mph E 3%
Thursday 81°F Sunny 5 mph SSE 1%
Thursday Night 48°F Mostly Clear 8 mph SE 1%
Friday 82°F Sunny 8 mph SSE 1%
Friday Night 49°F Partly Cloudy 8 mph SE 2%

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

Growing snapshot for Manderson, WY

Last spring frost
Apr 28
First fall frost
Oct 10
Growing season
164 days
Hardiness zone
4b

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

Climate data from the nearest NOAA station, Basin, Wy (14.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.