Spanish Valley, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spanish Valley, a community in Grand County, Utah.
Overnight
74°F
Patchy Smoke
Patchy smoke. Mostly clear, with a low around 74. Southeast wind around 0 mph.
7-day forecast for Spanish Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 74°F | Patchy Smoke | 0 mph | 0% |
| Tuesday | 98°F | Patchy Smoke | 0 to 5 mph SW | 0% |
| Tuesday Night | 72°F | Patchy Smoke then Mostly Clear | 5 to 10 mph NNE | 0% |
| Wednesday | 95°F | Sunny then Patchy Smoke | 0 to 5 mph WNW | 0% |
| Wednesday Night | 71°F | Patchy Smoke then Mostly Clear | 0 to 10 mph E | 0% |
| Thursday | 96°F | Sunny | 0 to 5 mph N | 0% |
| Thursday Night | 72°F | Mostly Clear | 0 to 10 mph ENE | 0% |
| Friday | 97°F | Sunny | 0 to 5 mph N | 0% |
| Friday Night | 74°F | Mostly Clear | 0 to 5 mph ENE | 0% |
| Saturday | 98°F | Sunny | 5 mph S | 0% |
| Saturday Night | 76°F | Mostly Clear | 5 to 10 mph N | 0% |
| Sunday | 97°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Sunday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph ENE | 15% |
| Monday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
Forecast source: National Weather Service (api.weather.gov) for Spanish Valley (38.474, -109.421). Updated through the day.
Growing snapshot for Spanish Valley
Last spring frost
Apr 19
First fall frost
Oct 21
Growing season
184 days
Hardiness zone
7a
More local growing data for Spanish Valley: nearby ZIP 84532 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Castle Valley 1Se, Ut (7.3 mi from Spanish Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.