Monticello, UT Weather & Growing Conditions
This Afternoon
71°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Slight Chance Showers And Thunderstorms | 15 mph S | 15% |
| Tonight | 52°F | Chance Showers And Thunderstorms | 5 to 15 mph SSW | 40% |
| Saturday | 71°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph SSW | 12% |
| Saturday Night | 48°F | Mostly Clear | 5 to 10 mph W | 2% |
| Sunday | 70°F | Sunny | 5 mph WNW | 1% |
| Sunday Night | 48°F | Partly Cloudy | 0 to 5 mph NNW | 0% |
| Monday | 72°F | Mostly Sunny | 0 to 10 mph SE | 0% |
| Monday Night | 50°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 12% |
| Tuesday | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph SSE | 58% |
| Tuesday Night | 48°F | Showers And Thunderstorms Likely | 5 to 10 mph SSE | 63% |
| Wednesday | 68°F | Chance Rain Showers | 5 mph SSE | 40% |
| Wednesday Night | 49°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 27% |
| Thursday | 68°F | Chance Rain Showers | 0 to 5 mph SE | 42% |
| Thursday Night | 51°F | Chance Showers And Thunderstorms | 5 mph SSE | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Monticello, UT
Last spring frost
May 19
First fall frost
Oct 2
Growing season
133 days
Hardiness zone
6b
Explore more for Monticello, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Monticello 2E, Ut (1.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.