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Chugwater, WY Weather & Growing Conditions

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

This Afternoon
81°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy. High near 81, with temperatures falling to around 71 in the afternoon. Southwest 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 Chugwater

WhenTempForecastWindPrecip
This Afternoon 81°F Slight Chance Showers And Thunderstorms 10 to 15 mph SW 21%
Tonight 54°F Chance Showers And Thunderstorms then Mostly Cloudy 5 to 10 mph SW 47%
Saturday 71°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 5 to 10 mph W 50%
Saturday Night 48°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 10 mph SW 19%
Sunday 66°F Partly Sunny then Slight Chance Showers And Thunderstorms 10 mph NW 17%
Sunday Night 45°F Partly Cloudy 0 to 10 mph W 12%
Monday 68°F Sunny 5 to 10 mph SE 2%
Monday Night 48°F Mostly Clear 10 mph SE 1%
Tuesday 76°F Sunny 5 to 15 mph SSE 6%
Tuesday Night 53°F Partly Cloudy 5 to 15 mph S 12%
Wednesday 77°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph SW 19%
Wednesday Night 52°F Partly Cloudy 5 to 10 mph SW 9%
Thursday 77°F Mostly Sunny 5 to 10 mph NNE 6%
Thursday Night 54°F Partly Cloudy 10 mph SSE 14%

Forecast source: National Weather Service (api.weather.gov) for Chugwater (41.756, -104.823). Updated through the day.

Growing snapshot for Chugwater

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

More local growing data for Chugwater: 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 Chugwater). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.