Farmington, UT Weather & Growing Conditions
Tonight
52°F
Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Scattered showers and thunderstorms before midnight, then a slight chance of showers and thunderstorms between midnight and 3am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. East wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Scattered Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 32% |
| Saturday | 71°F | Mostly Sunny | 1 to 6 mph SW | 14% |
| Saturday Night | 50°F | Partly Cloudy | 1 to 5 mph ENE | 0% |
| Sunday | 73°F | Sunny | 3 mph W | 0% |
| Sunday Night | 51°F | Partly Cloudy | 3 mph ENE | 0% |
| Monday | 79°F | Mostly Sunny | 0 to 3 mph WNW | 0% |
| Monday Night | 57°F | Partly Cloudy | 3 mph NE | 7% |
| Tuesday | 78°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 3 mph SW | 18% |
| Tuesday Night | 55°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph E | 20% |
| Wednesday | 80°F | Sunny | 3 mph WSW | 8% |
| Wednesday Night | 55°F | Mostly Clear | 5 mph ENE | 3% |
| Thursday | 83°F | Sunny | 0 to 5 mph SW | 4% |
| Thursday Night | 58°F | Partly Cloudy | 2 to 6 mph E | 5% |
| Friday | 83°F | Mostly Sunny | 2 to 6 mph SSE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Farmington, UT
Last spring frost
Apr 19
First fall frost
Oct 19
Growing season
181 days
Hardiness zone
7b
Explore more for Farmington, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Farmington 3 Nw, Ut (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.