Sun Valley, NV Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sun Valley, a community in Washoe County, Nevada.
Today
54°F
Sunny
Sunny, with a high near 54. East wind around 5 mph.
7-day forecast for Sun Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 54°F | Sunny | 5 mph E | 0% |
| Tonight | 33°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Thursday | 57°F | Sunny | 0 to 5 mph N | 0% |
| Thursday Night | 32°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Friday | 58°F | Sunny | 0 to 5 mph SE | 0% |
| Friday Night | 35°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Saturday | 62°F | Sunny | 0 to 5 mph SE | 0% |
| Saturday Night | 37°F | Mostly Clear | 0 to 5 mph S | 0% |
| Sunday | 66°F | Mostly Sunny | 0 mph | 0% |
| Sunday Night | 38°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Monday | 64°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 38°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Tuesday | 63°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Tuesday Night | 39°F | Partly Cloudy | 0 to 5 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for Sun Valley (39.610, -119.777). Updated through the day.
Growing snapshot for Sun Valley
Last spring frost
Apr 28
First fall frost
Oct 27
Growing season
182 days
Hardiness zone
7b
More local growing data for Sun Valley: nearby ZIP 89433 weather · frost dates · planting calendar · Nevada frost dates
Nearby towns & communities
Cold Springs
Crystal Bay
Empire
Gerlach
Golden Valley
Incline Village
Lemmon Valley
Mogul
Nixon
Reno
Spanish Springs
Sparks
Sutcliffe
Verdi
Wadsworth
Washoe Valley
Climate data from the nearest NOAA station, Reno Wfo, Nv (2.2 mi from Sun Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.