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Slater, WY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Slater, a community in Platte County, Wyoming.

This Afternoon
82°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy. High near 82, with temperatures falling to around 72 in the afternoon. South wind 10 to 15 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Slater

WhenTempForecastWindPrecip
This Afternoon 82°F Slight Chance Showers And Thunderstorms 10 to 15 mph S 20%
Tonight 55°F Chance Showers And Thunderstorms then Mostly Cloudy 5 to 10 mph SW 47%
Saturday 72°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 5 to 10 mph W 52%
Saturday Night 49°F Chance Showers And Thunderstorms then Partly Cloudy 0 to 10 mph SW 32%
Sunday 66°F Partly Sunny then Slight Chance Showers And Thunderstorms 10 mph NW 16%
Sunday Night 46°F Slight Chance Rain Showers then Partly Cloudy 0 to 10 mph WNW 15%
Monday 68°F Mostly Sunny 5 to 10 mph ESE 2%
Monday Night 49°F Mostly Clear 5 to 10 mph SE 1%
Tuesday 77°F Sunny 5 to 15 mph SSE 6%
Tuesday Night 54°F Partly Cloudy 5 to 15 mph S 11%
Wednesday 78°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph WSW 15%
Wednesday Night 53°F Partly Cloudy 5 to 10 mph SW 8%
Thursday 77°F Mostly Sunny 5 to 10 mph NNE 6%
Thursday Night 54°F Partly Cloudy 5 to 10 mph SSE 14%

Forecast source: National Weather Service (api.weather.gov) for Slater (41.878, -104.789). Updated through the day.

Growing snapshot for Slater

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

More local growing data for Slater: nearby ZIP 82210 weather · frost dates · planting calendar · Wyoming frost dates

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