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Newton, UT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Newton, a town in Cache County, Utah.

This Afternoon
52°F
Mostly Sunny
Mostly sunny. High near 52, with temperatures falling to around 49 in the afternoon. Southeast wind around 2 mph.

7-day forecast for Newton

WhenTempForecastWindPrecip
This Afternoon 52°F Mostly Sunny 2 mph SE 0%
Tonight 34°F Mostly Cloudy 3 mph NNE 3%
Wednesday 54°F Partly Sunny 3 mph NNE 8%
Wednesday Night 31°F Patchy Fog 3 mph ENE 5%
Thursday 51°F Patchy Fog then Slight Chance Light Rain 3 mph SW 16%
Thursday Night 31°F Slight Chance Light Rain then Patchy Fog 2 mph NNW 16%
Friday 52°F Patchy Fog then Mostly Sunny 2 mph NNW 1%
Friday Night 30°F Partly Cloudy 2 mph SE 1%
Saturday 55°F Sunny 1 mph SSE 0%
Saturday Night 32°F Mostly Clear 1 mph SSE 0%
Sunday 59°F Sunny 1 to 5 mph SSE 0%
Sunday Night 35°F Partly Cloudy 2 mph ESE 0%
Monday 60°F Mostly Sunny 2 mph SE 1%
Monday Night 37°F Mostly Cloudy 2 mph SE 4%

Forecast source: National Weather Service (api.weather.gov) for Newton (41.861, -111.991). Updated through the day.

Growing snapshot for Newton

Last spring frost
May 3
First fall frost
Oct 12
Growing season
160 days
Hardiness zone
6a

More local growing data for Newton: nearby ZIP 84327 weather · frost dates · planting calendar · Utah frost dates

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Climate data from the nearest NOAA station, Cutler Dam, Ut (3.8 mi from Newton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.