Hartland, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hartland, a community in Tulare County, California.

This Afternoon

70°F

Sunny

Sunny. High near 70, with temperatures falling to around 65 in the afternoon. West wind around 5 mph.

7-day forecast for Hartland

When	Temp	Forecast	Wind	Precip
This Afternoon	70°F	Sunny	5 mph W	3%
Tonight	43°F	Clear	5 mph ENE	0%
Saturday	78°F	Sunny	5 mph SW	0%
Saturday Night	48°F	Partly Cloudy	5 to 10 mph NE	0%
Sunday	79°F	Partly Sunny	5 mph WSW	0%
Sunday Night	48°F	Mostly Cloudy	0 to 10 mph NE	1%
Monday	76°F	Slight Chance Showers And Thunderstorms	0 to 5 mph N	14%
Monday Night	46°F	Mostly Clear	5 to 10 mph NE	12%
Tuesday	78°F	Sunny	5 mph WSW	2%
Tuesday Night	48°F	Clear	5 to 15 mph NE	0%
Wednesday	83°F	Sunny	5 to 10 mph SW	0%
Wednesday Night	52°F	Mostly Clear	5 to 15 mph NE	0%
Thursday	85°F	Sunny	5 to 10 mph WSW	1%
Thursday Night	53°F	Mostly Clear	5 to 15 mph NE	1%

Forecast source: National Weather Service (api.weather.gov) for Hartland (36.654, -118.959). Updated through the day.

Growing snapshot for Hartland

Last spring frost

Jun 1

First fall frost

Oct 7

Growing season

132 days

Hardiness zone

More local growing data for Hartland: nearby ZIP 93633 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Grant Grove, Ca (0.7 mi from Hartland). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.