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San Joaquin, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for San Joaquin, a city in Fresno County, California.

This Afternoon
85°F
Sunny
Sunny, with a high near 85. Northwest wind 5 to 10 mph.

7-day forecast for San Joaquin

WhenTempForecastWindPrecip
This Afternoon 85°F Sunny 5 to 10 mph NW 0%
Tonight 55°F Clear 0 to 5 mph NW 0%
Saturday 89°F Sunny 0 to 5 mph NW 0%
Saturday Night 58°F Partly Cloudy 5 mph NW 0%
Sunday 89°F Partly Sunny 5 mph NW 0%
Sunday Night 59°F Partly Cloudy 5 mph NW 0%
Monday 89°F Sunny 5 mph NNW 0%
Monday Night 58°F Mostly Clear 5 mph NW 0%
Tuesday 91°F Sunny 5 mph NNW 0%
Tuesday Night 60°F Mostly Clear 0 to 5 mph NW 0%
Wednesday 95°F Sunny 0 to 5 mph NNW 0%
Wednesday Night 62°F Mostly Clear 0 to 5 mph NW 0%
Thursday 98°F Sunny 5 mph NW 0%
Thursday Night 63°F Partly Cloudy 5 mph NW 1%

Forecast source: National Weather Service (api.weather.gov) for San Joaquin (36.606, -120.190). Updated through the day.

Growing snapshot for San Joaquin

Last spring frost
Feb 27
First fall frost
Nov 26
Growing season
271 days
Hardiness zone
9a

More local growing data for San Joaquin: nearby ZIP 93660 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Five Points 5 Ssw, Ca (16.9 mi from San Joaquin). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.