Harman US

Fairfield, CA Weather & Growing Conditions

This Afternoon
83°F
Sunny
Sunny, with a high near 83. West southwest wind around 10 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 83°F Sunny 10 mph WSW 0%
Tonight 57°F Clear 7 to 10 mph WSW 0%
Saturday 87°F Sunny 5 to 12 mph SW 0%
Saturday Night 58°F Partly Cloudy 10 mph WSW 0%
Sunday 79°F Partly Sunny 8 to 12 mph WSW 0%
Sunday Night 57°F Mostly Cloudy 12 mph WSW 0%
Monday 81°F Sunny 10 to 14 mph WSW 0%
Monday Night 57°F Mostly Clear 8 to 14 mph WSW 0%
Tuesday 84°F Sunny 6 to 10 mph WSW 0%
Tuesday Night 58°F Mostly Clear 2 to 10 mph WSW 0%
Wednesday 94°F Sunny 5 mph WSW 0%
Wednesday Night 62°F Mostly Clear 5 mph WSW 0%
Thursday 93°F Sunny 2 to 10 mph WSW 0%
Thursday Night 62°F Mostly Clear 7 to 10 mph WSW 0%

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

Growing snapshot for Fairfield, CA

Last spring frost
Jan 15
First fall frost
Dec 14
Growing season
336 days
Hardiness zone
9b

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

Climate data from the nearest NOAA station, Fairfield, Ca (3.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.