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Manteca, CA Weather & Growing Conditions

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

This Afternoon
86°F
Sunny
Sunny, with a high near 86. Northwest wind around 9 mph, with gusts as high as 20 mph.

7-day forecast for Manteca

WhenTempForecastWindPrecip
This Afternoon 86°F Sunny 9 mph NW 0%
Tonight 59°F Clear 2 to 7 mph NW 0%
Saturday 90°F Sunny 2 to 6 mph NW 0%
Saturday Night 62°F Partly Cloudy 2 to 6 mph NW 0%
Sunday 86°F Partly Sunny 7 mph NW 1%
Sunday Night 60°F Mostly Cloudy 7 mph NW 1%
Monday 88°F Sunny 7 mph NW 0%
Monday Night 60°F Mostly Clear 2 to 7 mph NW 0%
Tuesday 90°F Sunny 2 to 6 mph NW 0%
Tuesday Night 61°F Clear 1 to 6 mph NW 0%
Wednesday 95°F Sunny 5 mph NW 0%
Wednesday Night 66°F Mostly Clear 1 to 5 mph NW 0%
Thursday 98°F Sunny 1 to 6 mph NW 0%
Thursday Night 67°F Mostly Clear 6 mph NW 0%

Forecast source: National Weather Service (api.weather.gov) for Manteca (37.793, -121.226). Updated through the day.

Growing snapshot for Manteca

Last spring frost
Feb 6
First fall frost
Dec 1
Growing season
304 days
Hardiness zone
9b

More local growing data for Manteca: nearby ZIP 95336 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Stockton Metro Ap, Ca (4.3 mi from Manteca). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.