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Tropic, UT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Tropic, a town in Garfield County, Utah.

This Afternoon
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 71 in the afternoon. South wind around 15 mph, with gusts as high as 31 mph.

7-day forecast for Tropic

WhenTempForecastWindPrecip
This Afternoon 74°F Sunny 15 mph S 7%
Tonight 46°F Isolated Showers And Thunderstorms then Mostly Clear 3 to 12 mph W 11%
Saturday 75°F Sunny 3 to 13 mph WSW 2%
Saturday Night 44°F Mostly Clear 7 to 10 mph NW 0%
Sunday 75°F Sunny 5 to 8 mph W 0%
Sunday Night 47°F Partly Cloudy 2 to 8 mph NW 0%
Monday 74°F Mostly Sunny 2 to 10 mph E 2%
Monday Night 47°F Chance Showers And Thunderstorms 3 to 8 mph NE 43%
Tuesday 70°F Showers And Thunderstorms Likely 2 to 10 mph E 61%
Tuesday Night 44°F Chance Showers And Thunderstorms 2 to 6 mph N 28%
Wednesday 72°F Mostly Sunny then Slight Chance Showers And Thunderstorms 2 to 9 mph E 20%
Wednesday Night 46°F Slight Chance Showers And Thunderstorms then Mostly Clear 2 to 6 mph ENE 12%
Thursday 73°F Mostly Sunny then Slight Chance Showers And Thunderstorms 2 to 9 mph E 22%
Thursday Night 48°F Slight Chance Showers And Thunderstorms 1 to 7 mph NE 22%

Forecast source: National Weather Service (api.weather.gov) for Tropic (37.633, -112.088). Updated through the day.

Growing snapshot for Tropic

Last spring frost
May 23
First fall frost
Sep 27
Growing season
125 days
Hardiness zone
6a

More local growing data for Tropic: nearby ZIP 84776 weather · frost dates · planting calendar · Utah frost dates

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Climate data from the nearest NOAA station, Bryce Canyon Np Hqrs, Ut (4.9 mi from Tropic). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.