Junction, UT Weather & Growing Conditions
Today
70°F
Sunny
Sunny. High near 70, with temperatures falling to around 68 in the afternoon. Southwest wind 7 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Sunny | 7 to 10 mph SW | 1% |
| Tonight | 45°F | Mostly Clear | 3 to 8 mph NNW | 1% |
| Sunday | 71°F | Sunny | 2 to 6 mph NE | 0% |
| Sunday Night | 48°F | Partly Cloudy | 2 to 7 mph NE | 0% |
| Monday | 72°F | Mostly Sunny | 2 to 7 mph SSE | 3% |
| Monday Night | 49°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph SSE | 46% |
| Tuesday | 66°F | Showers And Thunderstorms | 5 to 8 mph SSE | 82% |
| Tuesday Night | 46°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SE | 43% |
| Wednesday | 70°F | Sunny then Slight Chance Showers And Thunderstorms | 6 mph S | 17% |
| Wednesday Night | 49°F | Partly Cloudy | 5 mph S | 4% |
| Thursday | 72°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph SSE | 13% |
| Thursday Night | 50°F | Partly Cloudy | 7 mph SSE | 8% |
| Friday | 70°F | Mostly Sunny then Chance Showers And Thunderstorms | 7 mph SSE | 35% |
| Friday Night | 50°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph SSW | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Junction, UT
Last spring frost
May 23
First fall frost
Sep 27
Growing season
125 days
Hardiness zone
6a
Explore more for Junction, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Circleville, Ut (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.