Creston, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Creston, a community in San Luis Obispo County, California.
This Afternoon
68°F
Sunny
Sunny, with a high near 68. East northeast wind around 15 mph, with gusts as high as 20 mph.
7-day forecast for Creston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Sunny | 15 mph ENE | 0% |
| Tonight | 47°F | Mostly Clear | 10 to 15 mph ENE | 0% |
| Thursday | 71°F | Sunny | 10 to 15 mph ENE | 0% |
| Thursday Night | 48°F | Clear | 5 to 15 mph E | 0% |
| Friday | 73°F | Sunny | 10 mph ENE | 0% |
| Friday Night | 48°F | Clear | 5 to 10 mph ENE | 0% |
| Saturday | 82°F | Sunny | 5 mph E | 0% |
| Saturday Night | 47°F | Clear | 0 to 5 mph E | 0% |
| Sunday | 81°F | Sunny | 5 mph ENE | 0% |
| Sunday Night | 48°F | Mostly Clear | 5 mph E | 0% |
| Monday | 79°F | Mostly Sunny | 5 mph NE | 0% |
| Monday Night | 48°F | Partly Cloudy | 0 to 5 mph ENE | 0% |
| Tuesday | 77°F | Sunny | 5 mph ENE | 1% |
| Tuesday Night | 48°F | Mostly Clear | 5 mph E | 2% |
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 5, 2026.