Mayfield, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mayfield, a town in Sanpete County, Utah.
Overnight
49°F
Mostly Clear
Mostly clear. Low around 49, with temperatures rising to around 52 overnight. Southeast wind around 3 mph.
7-day forecast for Mayfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Mostly Clear | 3 mph SE | 3% |
| Saturday | 72°F | Sunny | 1 to 10 mph SSE | 5% |
| Saturday Night | 43°F | Mostly Clear | 1 to 10 mph NE | 2% |
| Sunday | 74°F | Sunny | 0 to 6 mph NW | 0% |
| Sunday Night | 45°F | Partly Cloudy | 2 to 6 mph NE | 0% |
| Monday | 78°F | Mostly Sunny | 0 to 3 mph SE | 1% |
| Monday Night | 49°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 7 mph SE | 24% |
| Tuesday | 73°F | Showers And Thunderstorms Likely | 5 mph SSE | 74% |
| Tuesday Night | 45°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SE | 34% |
| Wednesday | 76°F | Sunny then Slight Chance Showers And Thunderstorms | 3 mph S | 12% |
| Wednesday Night | 47°F | Mostly Clear | 6 mph SE | 2% |
| Thursday | 79°F | Sunny | 1 to 5 mph SSE | 5% |
| Thursday Night | 50°F | Partly Cloudy | 5 to 8 mph SE | 6% |
| Friday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph SE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Mayfield (39.119, -111.708). Updated through the day.
Growing snapshot for Mayfield
Last spring frost
May 11
First fall frost
Oct 6
Growing season
146 days
Hardiness zone
6a
More local growing data for Mayfield: nearby ZIP 84643 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Centerfield
Ephraim
Fairview
Fayette
Fountain Green
Gunnison
Manti
Moroni
Mount Pleasant
Spring City
Sterling
Wales
Climate data from the nearest NOAA station, Manti, Ut (9.4 mi from Mayfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.