Lehi, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lehi, a city in Utah County, Utah.
Overnight
52°F
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. North wind around 2 mph. Chance of precipitation is 30%.
7-day forecast for Lehi
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Scattered Showers And Thunderstorms | 2 mph N | 26% |
| Saturday | 71°F | Isolated Showers And Thunderstorms | 2 to 8 mph N | 24% |
| Saturday Night | 48°F | Mostly Clear | 1 to 9 mph NNW | 3% |
| Sunday | 73°F | Sunny | 1 to 5 mph NW | 0% |
| Sunday Night | 48°F | Partly Cloudy | 5 mph NE | 0% |
| Monday | 80°F | Mostly Sunny | 3 mph SSE | 0% |
| Monday Night | 54°F | Mostly Cloudy | 5 mph NE | 8% |
| Tuesday | 77°F | Chance Showers And Thunderstorms | 3 mph SSE | 42% |
| Tuesday Night | 51°F | Chance Showers And Thunderstorms | 3 mph SE | 32% |
| Wednesday | 79°F | Sunny | 6 mph SSE | 10% |
| Wednesday Night | 53°F | Mostly Clear | 3 mph ESE | 2% |
| Thursday | 83°F | Sunny | 6 mph SSE | 1% |
| Thursday Night | 56°F | Partly Cloudy | 2 to 6 mph SE | 1% |
| Friday | 83°F | Mostly Sunny | 7 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Lehi (40.417, -111.871). Updated through the day.
Growing snapshot for Lehi
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
159 days
Hardiness zone
7a
More local growing data for Lehi: nearby ZIP 84043 weather · frost dates · planting calendar · Utah frost dates
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Climate data from the nearest NOAA station, Utah Lake Lehi, Ut (3.7 mi from Lehi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.