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Williams Canyon, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Williams Canyon, a community in Orange County, California.

Overnight
60°F
Mostly Clear
Mostly clear, with a low around 60. South wind around 0 mph.

7-day forecast for Williams Canyon

WhenTempForecastWindPrecip
Overnight 60°F Mostly Clear 0 mph 0%
Tuesday 87°F Sunny 0 to 10 mph SW 1%
Tuesday Night 59°F Mostly Clear 0 to 5 mph SW 1%
Wednesday 87°F Sunny 0 to 10 mph SW 0%
Wednesday Night 60°F Mostly Clear 0 to 5 mph SW 0%
Thursday 89°F Sunny 0 to 10 mph SW 1%
Thursday Night 62°F Mostly Clear 0 to 5 mph S 1%
Friday 89°F Sunny 0 to 10 mph S 0%
Friday Night 62°F Mostly Clear 0 to 5 mph SW 0%
Saturday 92°F Sunny 0 to 10 mph SW 0%
Saturday Night 62°F Mostly Clear 0 to 5 mph SW 0%
Sunday 90°F Sunny 0 to 10 mph SW 0%
Sunday Night 61°F Mostly Clear 0 to 5 mph S 2%
Monday 87°F Sunny 0 to 10 mph S 2%

Forecast source: National Weather Service (api.weather.gov) for Williams Canyon (33.729, -117.639). Updated through the day.

Growing snapshot for Williams Canyon

Growing season
365 days
Hardiness zone
10b

More local growing data for Williams Canyon: nearby ZIP 92676 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Irvine Rch, Ca (6.5 mi from Williams Canyon). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.