Creston, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Creston, a community in San Luis Obispo County, California.
Today
66°F
Partly Sunny
Partly sunny, with a high near 66. West southwest wind around 10 mph, with gusts as high as 20 mph.
7-day forecast for Creston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Partly Sunny | 10 mph WSW | 5% |
| Tonight | 45°F | Mostly Cloudy | 5 to 10 mph WNW | 5% |
| Wednesday | 68°F | Mostly Sunny | 5 to 15 mph NNE | 0% |
| Wednesday Night | 46°F | Partly Cloudy | 10 to 15 mph NE | 0% |
| Thursday | 70°F | Sunny | 10 mph NE | 0% |
| Thursday Night | 46°F | Mostly Clear | 5 to 15 mph NE | 0% |
| Friday | 74°F | Sunny | 5 to 10 mph ENE | 0% |
| Friday Night | 47°F | Clear | 5 to 15 mph ENE | 0% |
| Saturday | 81°F | Sunny | 5 mph ENE | 0% |
| Saturday Night | 49°F | Mostly Clear | 0 to 5 mph E | 0% |
| Sunday | 80°F | Sunny | 5 mph ENE | 0% |
| Sunday Night | 50°F | Partly Cloudy | 5 mph ENE | 0% |
| Monday | 79°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Monday Night | 49°F | Partly Cloudy | 0 to 5 mph NE | 0% |
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 Nov 3, 2026.