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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.