Harman US

Santaquin, UT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Santaquin, a city in Utah County, Utah.

This Afternoon
74°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 74, with temperatures falling to around 71 in the afternoon. South southwest wind around 6 mph. Chance of precipitation is 80%.

7-day forecast for Santaquin

WhenTempForecastWindPrecip
This Afternoon 74°F Showers And Thunderstorms 6 mph SSW 80%
Tonight 48°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 1 to 5 mph ESE 65%
Saturday 69°F Mostly Sunny 1 to 5 mph NE 9%
Saturday Night 44°F Mostly Clear 2 to 6 mph E 0%
Sunday 71°F Sunny 3 mph NE 0%
Sunday Night 46°F Partly Cloudy 3 mph ENE 0%
Monday 77°F Mostly Sunny 3 mph NNW 1%
Monday Night 51°F Partly Cloudy then Slight Chance Showers And Thunderstorms 3 mph ESE 15%
Tuesday 75°F Chance Showers And Thunderstorms 5 mph S 45%
Tuesday Night 47°F Chance Showers And Thunderstorms then Mostly Cloudy 5 mph SE 29%
Wednesday 76°F Sunny then Slight Chance Showers And Thunderstorms 3 mph SW 10%
Wednesday Night 49°F Mostly Clear 3 mph E 2%
Thursday 79°F Sunny 3 mph ENE 3%
Thursday Night 51°F Partly Cloudy 2 to 6 mph E 6%

Forecast source: National Weather Service (api.weather.gov) for Santaquin (39.970, -111.794). Updated through the day.

Growing snapshot for Santaquin

Last spring frost
May 4
First fall frost
Oct 11
Growing season
157 days
Hardiness zone
6b

More local growing data for Santaquin: nearby ZIP 84655 weather · frost dates · planting calendar · Utah frost dates

Nearby towns & communities

All Utah locations ›

Climate data from the nearest NOAA station, Santaquin Chlorinator, Ut (1.7 mi from Santaquin). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.