South Salt Lake, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Salt Lake, a city in Salt Lake County, Utah.
Today
55°F
Mostly Sunny
Mostly sunny. High near 55, with temperatures falling to around 51 in the afternoon. West wind around 2 mph.
7-day forecast for South Salt Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 55°F | Mostly Sunny | 2 mph W | 1% |
| Tonight | 39°F | Mostly Cloudy | 3 mph ENE | 12% |
| Wednesday | 51°F | Chance Light Rain | 1 to 5 mph N | 48% |
| Wednesday Night | 36°F | Chance Light Rain then Partly Cloudy | 2 mph SE | 36% |
| Thursday | 54°F | Partly Sunny | 3 mph WSW | 5% |
| Thursday Night | 36°F | Patchy Fog | 0 to 3 mph ENE | 12% |
| Friday | 55°F | Patchy Fog then Mostly Sunny | 0 to 3 mph NE | 1% |
| Friday Night | 36°F | Partly Cloudy | 2 mph E | 1% |
| Saturday | 58°F | Sunny | 2 mph S | 0% |
| Saturday Night | 40°F | Mostly Clear | 1 mph ESE | 0% |
| Sunday | 64°F | Sunny | 2 mph S | 0% |
| Sunday Night | 44°F | Partly Cloudy | 1 mph SE | 0% |
| Monday | 64°F | Mostly Sunny | 1 mph S | 1% |
| Monday Night | 44°F | Mostly Cloudy | 1 mph SSE | 3% |
Forecast source: National Weather Service (api.weather.gov) for South Salt Lake (40.706, -111.899). Updated through the day.
Growing snapshot for South Salt Lake
Last spring frost
Mar 31
First fall frost
Nov 8
Growing season
224 days
Hardiness zone
7b
More local growing data for South Salt Lake: nearby ZIP 84115 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Alta
Bluffdale
Brighton
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
Taylorsville
West Jordan
West Valley City
White City metro township
Climate data from the nearest NOAA station, Salt Lake Triad Ctr, Ut (3.9 mi from South Salt Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.