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Alpine, UT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Alpine, a city in Utah County, Utah.

This Afternoon
75°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 75, with temperatures falling to around 71 in the afternoon. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Alpine

WhenTempForecastWindPrecip
This Afternoon 75°F Showers And Thunderstorms 7 mph S 80%
Tonight 46°F Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 1 to 5 mph N 80%
Saturday 70°F Slight Chance Showers And Thunderstorms then Mostly Sunny 1 to 7 mph WNW 17%
Saturday Night 45°F Partly Cloudy 2 to 7 mph NNE 0%
Sunday 73°F Sunny 3 mph SW 0%
Sunday Night 46°F Partly Cloudy 3 mph NE 0%
Monday 78°F Mostly Sunny 3 mph SSE 0%
Monday Night 52°F Partly Cloudy then Slight Chance Showers And Thunderstorms 1 to 5 mph NE 11%
Tuesday 77°F Chance Showers And Thunderstorms 3 mph SSE 39%
Tuesday Night 49°F Chance Showers And Thunderstorms 3 mph ESE 28%
Wednesday 78°F Sunny then Slight Chance Showers And Thunderstorms 3 mph S 13%
Wednesday Night 50°F Mostly Clear 1 to 5 mph NE 4%
Thursday 81°F Mostly Sunny 3 mph SSE 6%
Thursday Night 53°F Partly Cloudy 1 to 6 mph ESE 8%

Forecast source: National Weather Service (api.weather.gov) for Alpine (40.463, -111.772). Updated through the day.

Growing snapshot for Alpine

Last spring frost
May 3
First fall frost
Oct 12
Growing season
159 days
Hardiness zone
7a

More local growing data for Alpine: nearby ZIP 84004 weather · frost dates · planting calendar · Utah frost dates

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Climate data from the nearest NOAA station, Alpine, Ut (2.8 mi from Alpine). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.