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Creston, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Creston, a community in San Luis Obispo County, California.

Overnight
54°F
Mostly Clear
Mostly clear, with a low around 54. Southwest wind 0 to 5 mph.

7-day forecast for Creston

WhenTempForecastWindPrecip
Overnight 54°F Mostly Clear 0 to 5 mph SW 0%
Tuesday 98°F Sunny 5 to 10 mph SW 0%
Tuesday Night 54°F Mostly Clear 0 to 10 mph SSW 0%
Wednesday 99°F Sunny 0 to 10 mph SW 0%
Wednesday Night 57°F Mostly Clear 0 to 10 mph SSW 0%
Thursday 101°F Sunny 0 to 10 mph WNW 0%
Thursday Night 60°F Mostly Clear 0 to 10 mph SSW 0%
Friday 102°F Sunny 0 to 10 mph WSW 0%
Friday Night 62°F Clear 0 to 10 mph SW 0%
Saturday 102°F Sunny 0 to 10 mph W 0%
Saturday Night 62°F Clear 0 to 10 mph SW 0%
Sunday 98°F Sunny 0 to 10 mph WSW 0%
Sunday Night 58°F Mostly Clear 5 to 10 mph SW 0%
Monday 91°F Sunny 5 to 10 mph SW 1%

Forecast source: National Weather Service (api.weather.gov) for Creston (35.517, -120.518). Updated through the day.

Growing snapshot for Creston

Last spring frost
Mar 15
First fall frost
Nov 10
Growing season
238 days
Hardiness zone
8b

More local growing data for Creston: nearby ZIP 93432 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Paso Robles, Ca (15.4 mi from Creston). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.