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Round Valley, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Round Valley, a community in Mono County, California.

Today
66°F
Sunny
Sunny. High near 66, with temperatures falling to around 56 in the afternoon. South wind 1 to 15 mph, with gusts as high as 26 mph.

7-day forecast for Round Valley

WhenTempForecastWindPrecip
Today 66°F Sunny 1 to 15 mph S 4%
Tonight 38°F Mostly Clear 3 to 15 mph WNW 1%
Wednesday 61°F Sunny 0 to 3 mph NE 0%
Wednesday Night 40°F Partly Cloudy 2 mph WSW 0%
Thursday 63°F Sunny 2 mph NNW 0%
Thursday Night 42°F Mostly Clear 1 to 6 mph WNW 0%
Friday 65°F Sunny 1 mph NNW 0%
Friday Night 44°F Mostly Clear 2 mph W 0%
Saturday 68°F Sunny 2 mph SSE 0%
Saturday Night 46°F Mostly Clear 3 mph SW 0%
Sunday 70°F Sunny 1 mph S 0%
Sunday Night 46°F Partly Cloudy 2 mph WSW 0%
Monday 68°F Mostly Sunny 1 mph SW 0%
Monday Night 46°F Partly Cloudy 2 mph WSW 0%

Forecast source: National Weather Service (api.weather.gov) for Round Valley (37.414, -118.572). Updated through the day.

Growing snapshot for Round Valley

Last spring frost
Apr 29
First fall frost
Oct 15
Growing season
166 days
Hardiness zone
7a

More local growing data for Round Valley: nearby ZIP 93514 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Bishop Ap, Ca (8.6 mi from Round Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.