Spanish Fork, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spanish Fork, a city in Utah County, Utah.
Overnight
39°F
Chance Light Rain
A chance of rain. Mostly cloudy. Low around 39, with temperatures rising to around 41 overnight. East southeast wind around 3 mph. Chance of precipitation is 30%.
7-day forecast for Spanish Fork
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 39°F | Chance Light Rain | 3 mph ESE | 27% |
| Wednesday | 50°F | Light Rain Likely | 3 mph SSW | 64% |
| Wednesday Night | 38°F | Chance Light Rain then Mostly Cloudy | 2 mph SSE | 27% |
| Thursday | 53°F | Partly Sunny | 2 mph WNW | 0% |
| Thursday Night | 37°F | Partly Cloudy | 1 mph N | 8% |
| Friday | 53°F | Mostly Sunny | 2 mph NW | 4% |
| Friday Night | 35°F | Mostly Clear | 1 mph ESE | 0% |
| Saturday | 57°F | Sunny | 1 mph N | 0% |
| Saturday Night | 39°F | Mostly Clear | 0 to 3 mph E | 0% |
| Sunday | 65°F | Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 42°F | Mostly Clear | 0 to 5 mph ENE | 0% |
| Monday | 66°F | Mostly Sunny | 0 to 5 mph ENE | 0% |
| Monday Night | 43°F | Mostly Cloudy | 0 to 3 mph E | 1% |
| Tuesday | 64°F | Mostly Sunny | 2 mph N | 1% |
Forecast source: National Weather Service (api.weather.gov) for Spanish Fork (40.110, -111.641). Updated through the day.
Growing snapshot for Spanish Fork
Last spring frost
Apr 25
First fall frost
Oct 18
Growing season
174 days
Hardiness zone
7a
More local growing data for Spanish Fork: nearby ZIP 84664 weather · frost dates · planting calendar · Utah frost dates
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Climate data from the nearest NOAA station, Spanish Fk Pwr House, Ut (3.5 mi from Spanish Fork). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.