Salt Lake City, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Salt Lake City, a city in Salt Lake County, Utah.
This Afternoon
70°F
Sunny
Sunny, with a high near 70. Northwest wind around 6 mph.
7-day forecast for Salt Lake City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Sunny | 6 mph NW | 4% |
| Tonight | 50°F | Mostly Clear | 1 to 6 mph NNE | 2% |
| Sunday | 74°F | Sunny | 5 mph NE | 0% |
| Sunday Night | 49°F | Mostly Clear | 5 mph NE | 0% |
| Monday | 79°F | Sunny | 3 mph W | 0% |
| Monday Night | 55°F | Mostly Cloudy | 3 mph ENE | 5% |
| Tuesday | 79°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph SSE | 37% |
| Tuesday Night | 53°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 3 to 7 mph SSE | 41% |
| Wednesday | 80°F | Sunny | 5 mph S | 10% |
| Wednesday Night | 55°F | Mostly Clear | 5 mph ENE | 2% |
| Thursday | 84°F | Sunny | 5 mph SSE | 1% |
| Thursday Night | 59°F | Partly Cloudy | 2 to 6 mph E | 2% |
| Friday | 84°F | Mostly Sunny | 7 mph SSE | 8% |
| Friday Night | 60°F | Slight Chance Showers And Thunderstorms | 5 to 8 mph SSE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Salt Lake City (40.777, -111.931). Updated through the day.
Growing snapshot for Salt Lake City
Last spring frost
Mar 31
First fall frost
Nov 8
Growing season
224 days
Hardiness zone
7b
More local growing data for Salt Lake City: nearby ZIP 84180 weather · frost dates · planting calendar · Utah frost dates
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Climate data from the nearest NOAA station, Salt Lake Triad Ctr, Ut (0.2 mi from Salt Lake City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.