Newton, UT Weather & Growing Conditions
Tonight
46°F
Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Scattered showers and thunderstorms before midnight, then a slight chance of showers and thunderstorms. Partly cloudy. Low around 46, with temperatures rising to around 48 overnight. North wind 1 to 5 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 to 5 mph N | 32% |
| Saturday | 65°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph WNW | 50% |
| Saturday Night | 43°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 5 mph N | 17% |
| Sunday | 70°F | Sunny | 3 mph NNW | 0% |
| Sunday Night | 45°F | Mostly Clear | 3 mph ESE | 0% |
| Monday | 76°F | Sunny | 3 mph N | 0% |
| Monday Night | 49°F | Partly Cloudy | 3 mph NE | 0% |
| Tuesday | 76°F | Mostly Sunny | 5 mph W | 4% |
| Tuesday Night | 49°F | Slight Chance Showers And Thunderstorms | 3 mph SE | 16% |
| Wednesday | 77°F | Sunny | 3 mph SSE | 5% |
| Wednesday Night | 48°F | Mostly Clear | 3 mph E | 4% |
| Thursday | 80°F | Sunny | 3 mph SSW | 3% |
| Thursday Night | 50°F | Partly Cloudy | 3 mph ESE | 4% |
| Friday | 80°F | Mostly Sunny | 5 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Newton, UT
Last spring frost
May 3
First fall frost
Oct 12
Growing season
160 days
Hardiness zone
6a
Explore more for Newton, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Cutler Dam, Ut (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.