Sun Valley, NV Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sun Valley, a community in Washoe County, Nevada.
Overnight
59°F
Haze
Haze and patchy smoke. Clear, with a low around 59. Northwest wind around 0 mph.
7-day forecast for Sun Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Haze | 0 mph | 0% |
| Tuesday | 96°F | Haze | 0 to 5 mph E | 0% |
| Tuesday Night | 62°F | Mostly Clear | 5 to 10 mph NW | 0% |
| Wednesday | 98°F | Sunny | 5 to 15 mph W | 0% |
| Wednesday Night | 61°F | Clear | 5 to 15 mph W | 0% |
| Thursday | 99°F | Sunny | 5 to 10 mph W | 0% |
| Thursday Night | 63°F | Mostly Clear | 5 to 15 mph W | 0% |
| Friday | 98°F | Sunny | 5 to 10 mph SW | 0% |
| Friday Night | 63°F | Mostly Clear | 5 to 15 mph W | 0% |
| Saturday | 98°F | Sunny | 5 to 15 mph SW | 0% |
| Saturday Night | 63°F | Mostly Clear | 5 to 15 mph W | 0% |
| Sunday | 96°F | Sunny | 5 to 15 mph SW | 0% |
| Sunday Night | 61°F | Mostly Clear | 5 to 15 mph W | 1% |
| Monday | 94°F | Sunny | 5 to 20 mph SW | 1% |
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 Aug 4, 2026.