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Greenfield, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Greenfield, a city in Monterey County, California.

Today
90°F
Mostly Sunny
Mostly sunny. High near 90, with temperatures falling to around 84 in the afternoon. North northeast wind 2 to 14 mph, with gusts as high as 26 mph.

7-day forecast for Greenfield

WhenTempForecastWindPrecip
Today 90°F Mostly Sunny 2 to 14 mph NNE 0%
Tonight 57°F Areas Of Fog 1 to 13 mph NW 0%
Wednesday 90°F Patchy Fog then Mostly Sunny 1 to 14 mph NW 0%
Wednesday Night 58°F Patchy Fog 1 to 14 mph NW 0%
Thursday 92°F Patchy Fog then Sunny 1 to 18 mph NW 0%
Thursday Night 60°F Mostly Clear 2 to 18 mph NW 0%
Friday 93°F Sunny 2 to 20 mph NW 0%
Friday Night 63°F Mostly Clear 2 to 20 mph NW 0%
Saturday 91°F Sunny 2 to 21 mph NW 0%
Saturday Night 61°F Mostly Clear 3 to 21 mph NW 0%
Sunday 86°F Sunny 3 to 21 mph NW 0%
Sunday Night 56°F Partly Cloudy then Patchy Fog 2 to 21 mph NW 0%
Monday 80°F Patchy Fog then Mostly Sunny 2 to 17 mph WNW 0%
Monday Night 54°F Partly Cloudy 1 to 17 mph NW 0%

Forecast source: National Weather Service (api.weather.gov) for Greenfield (36.324, -121.244). Updated through the day.

Growing snapshot for Greenfield

Last spring frost
Apr 23
First fall frost
Nov 3
Growing season
189 days
Hardiness zone
9b

More local growing data for Greenfield: nearby ZIP 93960 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Pinnacles Nm, Ca (9.4 mi from Greenfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.