Portage, UT Weather & Growing Conditions
Today
59°F
Mostly Sunny then Scattered Showers And Thunderstorms
Scattered showers and thunderstorms after noon. Mostly sunny. High near 59, with temperatures falling to around 57 in the afternoon. West northwest wind 5 to 8 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 59°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 to 8 mph WNW | 33% |
| Tonight | 39°F | Mostly Clear | 6 mph NNE | 7% |
| Sunday | 64°F | Sunny | 5 mph NW | 0% |
| Sunday Night | 43°F | Mostly Clear | 5 mph SE | 0% |
| Monday | 69°F | Sunny | 6 mph SE | 0% |
| Monday Night | 47°F | Partly Cloudy | 5 mph ENE | 0% |
| Tuesday | 70°F | Mostly Sunny | 6 mph SE | 3% |
| Tuesday Night | 47°F | Slight Chance Showers And Thunderstorms | 6 mph SSE | 18% |
| Wednesday | 71°F | Mostly Sunny | 5 to 8 mph SSE | 8% |
| Wednesday Night | 47°F | Mostly Clear | 6 mph SE | 3% |
| Thursday | 74°F | Sunny | 7 mph SE | 1% |
| Thursday Night | 49°F | Mostly Clear | 6 mph ESE | 0% |
| Friday | 74°F | Mostly Sunny | 5 to 10 mph SSE | 4% |
| Friday Night | 49°F | Partly Cloudy | 8 mph S | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Portage, UT
Last spring frost
May 22
First fall frost
Sep 20
Growing season
116 days
Hardiness zone
6a
Explore more for Portage, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Malad City, Id (14.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.