Millcreek, UT Weather & Growing Conditions
Today
83°F
Patchy Smoke
Patchy smoke. Sunny. High near 83, with temperatures falling to around 81 in the afternoon. West wind 5 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Patchy Smoke | 5 to 8 mph W | 0% |
| Tonight | 55°F | Patchy Smoke | 3 to 7 mph SSE | 0% |
| Wednesday | 85°F | Patchy Smoke | 3 to 8 mph WSW | 0% |
| Wednesday Night | 58°F | Patchy Smoke then Mostly Clear | 6 mph E | 0% |
| Thursday | 90°F | Sunny | 3 to 8 mph SW | 0% |
| Thursday Night | 61°F | Clear | 3 to 7 mph NNE | 0% |
| Friday | 92°F | Sunny | 3 to 8 mph SSW | 0% |
| Friday Night | 64°F | Mostly Clear | 3 to 7 mph E | 0% |
| Saturday | 92°F | Sunny | 3 to 7 mph SSW | 0% |
| Saturday Night | 66°F | Mostly Clear | 6 mph SE | 2% |
| Sunday | 91°F | Mostly Sunny | 8 mph SSW | 9% |
| Sunday Night | 64°F | Partly Cloudy | 5 to 8 mph SSE | 8% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 8 mph SW | 16% |
| Monday Night | 62°F | Slight Chance Showers And Thunderstorms | 7 mph SSE | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Millcreek, UT
Last spring frost
May 7
First fall frost
Oct 14
Growing season
158 days
Hardiness zone
6b
Explore more for Millcreek, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Mtn Dell Dam, Ut (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.