San Miguel, CA Weather & Growing Conditions
Today
99°F
Sunny
Sunny. High near 99, with temperatures falling to around 97 in the afternoon. South wind 2 to 9 mph, with gusts as high as 18 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 2 to 9 mph S | 0% |
| Tonight | 56°F | Clear | 2 to 8 mph WSW | 0% |
| Wednesday | 96°F | Sunny | 2 to 8 mph SSW | 0% |
| Wednesday Night | 59°F | Clear | 1 to 8 mph WSW | 0% |
| Thursday | 98°F | Sunny | 1 to 9 mph WSW | 0% |
| Thursday Night | 62°F | Clear | 0 to 9 mph W | 0% |
| Friday | 100°F | Sunny | 0 to 8 mph WSW | 0% |
| Friday Night | 63°F | Clear | 0 to 8 mph NW | 0% |
| Saturday | 100°F | Sunny | 1 to 10 mph WSW | 0% |
| Saturday Night | 63°F | Clear | 2 to 10 mph W | 0% |
| Sunday | 96°F | Sunny | 2 to 10 mph W | 0% |
| Sunday Night | 58°F | Mostly Clear | 3 to 10 mph WSW | 0% |
| Monday | 89°F | Sunny | 3 to 12 mph SW | 1% |
| Monday Night | 53°F | Mostly Clear | 2 to 12 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for San Miguel, CA
Last spring frost
Feb 14
First fall frost
Nov 30
Growing season
292 days
Hardiness zone
8b
Explore more for San Miguel, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Coalinga, Ca (17.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.