Brighton, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brighton, a town in Salt Lake County, Utah.
Tonight
39°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. Low around 39, with temperatures rising to around 42 overnight. Southwest wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Brighton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 39°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 57% |
| Saturday | 46°F | Slight Chance T-storms | 2 to 6 mph W | 25% |
| Saturday Night | 35°F | Partly Cloudy | 6 mph WNW | 0% |
| Sunday | 51°F | Sunny | 3 mph W | 0% |
| Sunday Night | 39°F | Partly Cloudy | 6 mph NE | 0% |
| Monday | 56°F | Mostly Sunny | 1 to 6 mph SSW | 0% |
| Monday Night | 44°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph ENE | 17% |
| Tuesday | 54°F | Chance Rain Showers | 3 mph S | 54% |
| Tuesday Night | 41°F | Chance Showers And Thunderstorms | 5 mph SSE | 43% |
| Wednesday | 55°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 3 mph SSW | 20% |
| Wednesday Night | 43°F | Mostly Clear | 5 mph ENE | 6% |
| Thursday | 58°F | Mostly Sunny | 5 mph S | 8% |
| Thursday Night | 45°F | Partly Cloudy | 2 to 6 mph E | 10% |
| Friday | 58°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph S | 12% |
Forecast source: National Weather Service (api.weather.gov) for Brighton (40.611, -111.604). Updated through the day.
Growing snapshot for Brighton
Last spring frost
Jun 11
First fall frost
Sep 18
Growing season
98 days
Hardiness zone
6a
More local growing data for Brighton: nearby ZIP 84121 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Alta
Bluffdale
Copperton metro township
Cottonwood Heights
Draper
Emigration Canyon metro township
Granite
Herriman
Holladay
Kearns metro township
Magna metro township
Midvale
Millcreek
Murray
Riverton
Salt Lake City
Sandy
South Jordan
South Salt Lake
Taylorsville
West Jordan
West Valley City
White City metro township
Climate data from the nearest NOAA station, Alta, Ut (3.2 mi from Brighton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.