Junction, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Junction, a town in Piute County, Utah.
This Afternoon
55°F
Mostly Sunny
Mostly sunny. High near 55, with temperatures falling to around 52 in the afternoon. South southwest wind around 7 mph.
7-day forecast for Junction
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 55°F | Mostly Sunny | 7 mph SSW | 0% |
| Tonight | 33°F | Partly Cloudy then Chance Rain And Snow | 3 to 7 mph S | 28% |
| Wednesday | 45°F | Chance Rain And Snow | 3 to 8 mph WNW | 28% |
| Wednesday Night | 30°F | Mostly Clear | 2 to 8 mph NE | 1% |
| Thursday | 53°F | Mostly Sunny | 3 mph SSE | 0% |
| Thursday Night | 32°F | Partly Cloudy | 3 mph N | 0% |
| Friday | 51°F | Sunny | 2 to 8 mph NNE | 0% |
| Friday Night | 32°F | Mostly Clear | 2 to 6 mph NNE | 0% |
| Saturday | 57°F | Sunny | 0 to 3 mph NE | 0% |
| Saturday Night | 35°F | Clear | 3 mph ESE | 0% |
| Sunday | 61°F | Sunny | 3 mph S | 0% |
| Sunday Night | 37°F | Mostly Clear | 3 mph S | 0% |
| Monday | 61°F | Mostly Sunny | 3 mph S | 6% |
| Monday Night | 39°F | Partly Cloudy | 3 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Junction (38.236, -112.225). Updated through the day.
Growing snapshot for Junction
Last spring frost
May 23
First fall frost
Sep 27
Growing season
125 days
Hardiness zone
5b
More local growing data for Junction: nearby ZIP 84743 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Circleville, Ut (5.7 mi from Junction). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.