Harman US

Fairfield, CA Weather & Growing Conditions

Overnight
61°F
Clear
Clear, with a low around 61. West southwest wind around 13 mph, with gusts as high as 22 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 61°F Clear 13 mph WSW 0%
Tuesday 93°F Sunny 15 mph WSW 0%
Tuesday Night 61°F Clear then Patchy Smoke 15 mph WSW 0%
Wednesday 91°F Sunny 14 mph WSW 0%
Wednesday Night 60°F Clear 15 mph WSW 0%
Thursday 92°F Sunny 12 to 15 mph WSW 0%
Thursday Night 61°F Clear 15 mph WSW 0%
Friday 94°F Sunny 9 to 15 mph WSW 0%
Friday Night 63°F Clear 12 to 15 mph WSW 0%
Saturday 96°F Sunny 8 to 14 mph WSW 0%
Saturday Night 64°F Mostly Clear 14 mph WSW 0%
Sunday 93°F Sunny 12 to 15 mph WSW 0%
Sunday Night 61°F Mostly Clear 15 mph WSW 0%
Monday 86°F Sunny 16 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 (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.