Alpine, UT Weather & Growing Conditions
Today
77°F
Patchy Smoke
Patchy smoke. Sunny. High near 77, with temperatures falling to around 75 in the afternoon. West wind 3 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Patchy Smoke | 3 to 8 mph W | 0% |
| Tonight | 46°F | Patchy Smoke | 3 to 9 mph NNW | 0% |
| Wednesday | 79°F | Patchy Smoke | 3 to 7 mph W | 0% |
| Wednesday Night | 49°F | Patchy Smoke then Mostly Clear | 7 mph NNE | 0% |
| Thursday | 82°F | Sunny | 3 to 7 mph SW | 0% |
| Thursday Night | 53°F | Mostly Clear | 7 mph NNE | 0% |
| Friday | 85°F | Sunny | 6 mph S | 0% |
| Friday Night | 56°F | Mostly Clear | 3 to 7 mph NE | 0% |
| Saturday | 86°F | Sunny | 2 to 7 mph SSW | 1% |
| Saturday Night | 57°F | Partly Cloudy | 6 mph NE | 4% |
| Sunday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SSW | 12% |
| Sunday Night | 55°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph E | 11% |
| Monday | 81°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SSW | 16% |
| Monday Night | 53°F | Slight Chance Showers And Thunderstorms | 6 mph SE | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alpine, UT
Last spring frost
May 2
First fall frost
Oct 16
Growing season
161 days
Hardiness zone
6a
Explore more for Alpine, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Timpanogos Cave, Ut (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.