Spanish Fork, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spanish Fork, a city in Utah County, Utah.
Today
96°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 96. West northwest wind 2 to 10 mph.
7-day forecast for Spanish Fork
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 96°F | Patchy Smoke | 2 to 10 mph WNW | 0% |
| Tonight | 60°F | Patchy Smoke | 2 to 10 mph S | 0% |
| Wednesday | 96°F | Patchy Smoke | 2 to 9 mph NW | 0% |
| Wednesday Night | 62°F | Patchy Smoke then Mostly Clear | 3 to 9 mph NNE | 0% |
| Thursday | 101°F | Sunny | 2 to 6 mph SW | 0% |
| Thursday Night | 66°F | Mostly Clear | 3 to 8 mph NE | 0% |
| Friday | 103°F | Sunny | 2 to 6 mph NNE | 0% |
| Friday Night | 69°F | Mostly Clear | 6 mph NNE | 0% |
| Saturday | 104°F | Sunny | 2 to 6 mph SSW | 1% |
| Saturday Night | 71°F | Partly Cloudy | 6 mph ENE | 3% |
| Sunday | 102°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph SSW | 15% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph SSW | 11% |
| Monday | 100°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SSW | 15% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph NE | 17% |
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 Aug 4, 2026.