Nephi, UT Weather & Growing Conditions
Overnight
46°F
Mostly Clear
Mostly clear. Low around 46, with temperatures rising to around 48 overnight. North northeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Mostly Clear | 3 mph NNE | 9% |
| Saturday | 70°F | Sunny | 1 to 7 mph NNW | 7% |
| Saturday Night | 42°F | Mostly Clear | 1 to 7 mph NNE | 0% |
| Sunday | 72°F | Sunny | 3 mph W | 0% |
| Sunday Night | 44°F | Partly Cloudy | 5 mph NE | 0% |
| Monday | 78°F | Mostly Sunny | 3 mph SSE | 1% |
| Monday Night | 49°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph ENE | 19% |
| Tuesday | 75°F | Chance Showers And Thunderstorms | 3 mph SSE | 47% |
| Tuesday Night | 45°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SE | 32% |
| Wednesday | 77°F | Sunny | 3 mph SW | 8% |
| Wednesday Night | 47°F | Mostly Clear | 5 mph NE | 2% |
| Thursday | 80°F | Mostly Sunny | 3 mph S | 3% |
| Thursday Night | 50°F | Partly Cloudy | 5 mph S | 6% |
| Friday | 80°F | Mostly Sunny | 5 mph S | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Nephi, UT
Last spring frost
May 6
First fall frost
Oct 10
Growing season
156 days
Hardiness zone
6a
Explore more for Nephi, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Nephi, Ut (2.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.