Fairfield, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fairfield, a town in Utah County, Utah.
Today
48°F
Chance Light Rain
A chance of rain after 8am. Mostly cloudy. High near 48, with temperatures falling to around 46 in the afternoon. North northwest wind 0 to 3 mph. Chance of precipitation is 50%.
7-day forecast for Fairfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 48°F | Chance Light Rain | 0 to 3 mph NNW | 53% |
| Tonight | 35°F | Slight Chance Light Rain then Areas Of Fog | 1 mph W | 16% |
| Thursday | 51°F | Areas Of Fog then Partly Sunny | 1 mph NNW | 1% |
| Thursday Night | 34°F | Areas Of Fog | 2 mph NNW | 4% |
| Friday | 52°F | Areas Of Fog then Mostly Sunny | 0 to 3 mph N | 3% |
| Friday Night | 32°F | Mostly Clear | 2 mph NNW | 0% |
| Saturday | 55°F | Sunny | 1 mph ENE | 0% |
| Saturday Night | 36°F | Mostly Clear | 1 mph ESE | 0% |
| Sunday | 60°F | Sunny | 2 mph ENE | 0% |
| Sunday Night | 40°F | Mostly Clear | 1 mph E | 0% |
| Monday | 61°F | Mostly Sunny | 1 mph ESE | 0% |
| Monday Night | 41°F | Mostly Cloudy | 1 mph ENE | 1% |
| Tuesday | 61°F | Mostly Sunny | 1 mph NE | 1% |
| Tuesday Night | 40°F | Partly Cloudy | 1 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Fairfield (40.236, -112.075). Updated through the day.
Growing snapshot for Fairfield
Last spring frost
Jun 2
First fall frost
Sep 16
Growing season
103 days
Hardiness zone
6a
More local growing data for Fairfield: nearby ZIP 84013 weather · frost dates · planting calendar · Utah frost dates
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Climate data from the nearest NOAA station, Fairfield, Ut (2.3 mi from Fairfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.