Harman US

Fairfield, CA Weather & Growing Conditions

Overnight
61°F
Clear
Clear, with a low around 61. Southwest wind around 14 mph, with gusts as high as 23 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 61°F Clear 14 mph SW 0%
Tuesday 93°F Sunny 15 mph SW 0%
Tuesday Night 60°F Clear 16 mph SW 0%
Wednesday 92°F Sunny 12 to 15 mph WSW 0%
Wednesday Night 59°F Clear 13 to 16 mph WSW 0%
Thursday 93°F Sunny 9 to 15 mph WSW 0%
Thursday Night 60°F Clear 12 to 15 mph WSW 0%
Friday 95°F Sunny 7 to 16 mph WSW 0%
Friday Night 62°F Clear 14 to 17 mph WSW 0%
Saturday 97°F Sunny 7 to 16 mph WSW 0%
Saturday Night 63°F Clear 16 mph WSW 0%
Sunday 92°F Sunny 12 to 17 mph WSW 0%
Sunday Night 60°F Mostly Clear 18 mph SW 0%
Monday 86°F Sunny 18 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 (7.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.