Harman US

Manteca, CA Weather & Growing Conditions

This Afternoon
66°F
Slight Chance Light Rain
A slight chance of rain before 5pm. Mostly sunny. High near 66, with temperatures falling to around 61 in the afternoon. East northeast wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 66°F Slight Chance Light Rain 3 mph ENE 15%
Tonight 49°F Patchy Fog then Partly Cloudy 1 to 8 mph NNE 5%
Wednesday 69°F Sunny 5 to 10 mph NW 0%
Wednesday Night 49°F Partly Cloudy 5 mph NW 0%
Thursday 71°F Sunny 3 to 7 mph NW 0%
Thursday Night 45°F Clear then Patchy Fog 1 to 5 mph NNW 0%
Friday 72°F Patchy Fog then Sunny 1 to 5 mph NNW 0%
Friday Night 47°F Clear 0 to 3 mph NNE 0%
Saturday 76°F Sunny 2 mph E 0%
Saturday Night 49°F Mostly Clear 1 mph NNW 0%
Sunday 75°F Sunny 3 mph NNW 0%
Sunday Night 50°F Partly Cloudy 0 to 3 mph NNW 0%
Monday 74°F Mostly Sunny 1 to 5 mph NW 0%
Monday Night 50°F Partly Cloudy 5 mph NW 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Manteca, CA

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

Explore more for Manteca, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Stockton Metro Ap, Ca (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.