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Brigham City, UT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Brigham City, a city in Box Elder County, Utah.

This Afternoon
53°F
Mostly Sunny
Mostly sunny. High near 53, with temperatures falling to around 51 in the afternoon. West northwest wind around 2 mph.

7-day forecast for Brigham City

WhenTempForecastWindPrecip
This Afternoon 53°F Mostly Sunny 2 mph WNW 0%
Tonight 36°F Mostly Cloudy then Patchy Fog 3 mph E 7%
Wednesday 54°F Patchy Fog then Partly Sunny 3 mph ENE 14%
Wednesday Night 33°F Areas Of Fog 0 to 3 mph ESE 4%
Thursday 53°F Areas Of Fog then Partly Sunny 2 mph SSE 11%
Thursday Night 32°F Areas Of Fog 1 mph NE 11%
Friday 54°F Areas Of Fog then Mostly Sunny 0 to 3 mph NW 1%
Friday Night 33°F Partly Cloudy 1 mph ESE 1%
Saturday 56°F Sunny 2 mph N 0%
Saturday Night 35°F Mostly Clear 2 mph ENE 0%
Sunday 60°F Sunny 0 to 3 mph SE 0%
Sunday Night 38°F Partly Cloudy 1 mph ENE 0%
Monday 61°F Mostly Sunny 2 mph ENE 1%
Monday Night 39°F Mostly Cloudy 1 mph NE 4%

Forecast source: National Weather Service (api.weather.gov) for Brigham City (41.506, -112.051). Updated through the day.

Growing snapshot for Brigham City

Last spring frost
May 5
First fall frost
Oct 5
Growing season
150 days
Hardiness zone
6b

More local growing data for Brigham City: nearby ZIP 84302 weather · frost dates · planting calendar · Utah frost dates

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Climate data from the nearest NOAA station, Brigham City Waste Plt, Ut (4.2 mi from Brigham City). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.