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NEVADA · WASHOE COUNTY

Sun Valley

The official National Weather Service forecast for Sun Valley, at 39.5963°N, 119.776°W, 4.1 miles from I-80.

498,022County population
WashoeCounty
I-804.1 mi to the Interstate
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Washoe County · forecast by NWS REV

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THE WEATHER PAGESun Valley on the road atlas, with today’s highs in ten-degree bands and every neighbouring town’s high and low. Turn the page to tonight’s lows, the week ahead, rain and snow, or the radar this minute; zoom in and every road, river and exit is there.All of RenoReno cities

Forecast Nevada›Reno›Sun Valley

Today in Sun Valley

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Sun Valley climate normals

1996–2025 · Washoe County
Washoe CountyJFMAMJJASONDYear
Avg high °F42455158677889867764504162
Avg low °F23252833414957544737282337
Precip in1.71.51.31.01.10.60.20.20.40.91.21.912.0

1996–2025 normals for Washoe County — the climate division Sun Valley sits in. All-time county record high 104.6°F (2002-07-12); record low -20.9°F (1972-12-09). Source: NOAA / National Weather Service.

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