Millcreek, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millcreek, a city in Salt Lake County, Utah.
Overnight
63°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 63, with temperatures rising to around 66 overnight. East southeast wind around 1 mph.
7-day forecast for Millcreek
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Patchy Smoke | 1 mph ESE | 0% |
| Tuesday | 92°F | Patchy Smoke | 0 to 8 mph NNW | 0% |
| Tuesday Night | 64°F | Patchy Smoke | 1 to 8 mph ENE | 0% |
| Wednesday | 94°F | Patchy Smoke | 1 to 7 mph WNW | 0% |
| Wednesday Night | 67°F | Patchy Smoke then Mostly Clear | 2 to 7 mph E | 0% |
| Thursday | 99°F | Sunny | 1 to 6 mph SSW | 0% |
| Thursday Night | 70°F | Mostly Clear | 2 to 7 mph E | 0% |
| Friday | 102°F | Sunny | 2 to 7 mph S | 0% |
| Friday Night | 74°F | Mostly Clear | 2 to 7 mph ENE | 0% |
| Saturday | 102°F | Sunny | 1 to 6 mph SSW | 0% |
| Saturday Night | 75°F | Mostly Clear | 2 to 6 mph ESE | 1% |
| Sunday | 101°F | Mostly Sunny | 3 to 7 mph SSW | 6% |
| Sunday Night | 75°F | Partly Cloudy | 7 mph SW | 7% |
| Monday | 98°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SSW | 11% |
Forecast source: National Weather Service (api.weather.gov) for Millcreek (40.689, -111.830). Updated through the day.
Growing snapshot for Millcreek
Last spring frost
Apr 29
First fall frost
Oct 22
Growing season
174 days
Hardiness zone
7b
More local growing data for Millcreek: nearby ZIP 84117 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
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, Cottonwood Weir, Ut (4 mi from Millcreek). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.