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South Weber, UT Weather & Growing Conditions

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

This Afternoon
75°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 75, with temperatures falling to around 71 in the afternoon. East northeast wind around 6 mph. Chance of precipitation is 80%.

7-day forecast for South Weber

WhenTempForecastWindPrecip
This Afternoon 75°F Showers And Thunderstorms 6 mph ENE 79%
Tonight 50°F Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 0 to 5 mph ENE 78%
Saturday 69°F Mostly Sunny 5 mph SSW 12%
Saturday Night 48°F Mostly Clear 3 mph NNE 0%
Sunday 71°F Sunny 5 mph S 0%
Sunday Night 50°F Partly Cloudy 2 to 6 mph NE 0%
Monday 77°F Mostly Sunny 1 to 7 mph W 0%
Monday Night 55°F Partly Cloudy 1 to 6 mph NE 7%
Tuesday 78°F Partly Sunny then Slight Chance Showers And Thunderstorms 1 to 8 mph ESE 12%
Tuesday Night 54°F Slight Chance Showers And Thunderstorms 1 to 7 mph E 20%
Wednesday 78°F Sunny 1 to 8 mph S 6%
Wednesday Night 54°F Mostly Clear 2 to 8 mph ENE 4%
Thursday 82°F Sunny 1 to 9 mph SW 3%
Thursday Night 57°F Partly Cloudy 1 to 10 mph E 5%

Forecast source: National Weather Service (api.weather.gov) for South Weber (41.134, -111.939). Updated through the day.

Growing snapshot for South Weber

Last spring frost
Apr 29
First fall frost
Oct 20
Growing season
172 days
Hardiness zone
7a

More local growing data for South Weber: nearby ZIP 84405 weather · frost dates · planting calendar · Utah frost dates

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Climate data from the nearest NOAA station, Weber Basin Pump Plt 3, Ut (3.6 mi from South Weber). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.