Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated

Planting zone for 93219 — Earlimart, CA

ZIP code 93219 (Earlimart, Tulare County) is in USDA zone 9a: the coldest winter night averages 20 to 25 °F. The median last spring frost is January 31 and the first fall frost December 8.

Where ZIP 93219 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone9a20 to 25 °F
Coldest night−6.7 to −3.9 °C
Last frostJan 31
First frostDec 8
2012 zone9a

Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 9a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Earlimart, CA…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Earlimart, CA

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostJanuary 31median — 50% chance of a later frost
Safe for tender plantsMarch 5only 10% chance of frost after
First fall frostDecember 8median — 10% chance by Nov 23
Growing season309 daysfrost-free, median

A hard freeze (28 °F) usually ends around December 31 and returns around December 19.

From the NOAA station Delano, CA — 9 miles away, elevation 302 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 93219

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Dec 20 – Jan 3
SpinachSow outdoors · Dec 20 – Jan 10
Broccoli, cabbageStart indoors · Nov 22 – Dec 6
Broccoli, cabbageTransplant · Jan 10 – Jan 24
Onion setsPlant outdoors · Jan 3 – Jan 17
PotatoesPlant outdoors · Jan 10 – Jan 24
LettuceSow outdoors · Jan 3 – Jan 17
Carrots, beetsSow outdoors · Jan 10 – Jan 24
TomatoesStart indoors · Dec 6 – Dec 20
TomatoesTransplant · Feb 7 – Feb 21
Peppers, eggplantStart indoors · Nov 22 – Dec 6
Peppers, eggplantTransplant · Feb 14 – Feb 28
BeansSow outdoors · Feb 7 – Feb 21
Sweet cornSow outdoors · Feb 7 – Feb 21
Cucumbers, squashSow outdoors · Feb 7 – Feb 21
Fall lettuce, spinachSow outdoors · Oct 13 – Oct 27
GarlicPlant cloves · Nov 24 – Dec 29
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Jan 31) and first fall frost (Dec 8) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 93219 came on Feb 1 — about the same time as the 1991–2020 average (Feb 1).

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Soil in Earlimart, CA

The soil mapped at the center of ZIP 93219 is Gareck — sandy loam, well drained.

TextureSandy loamdrains and warms fast; dries out and needs more feeding
pH7.5slightly alkaline; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter0.4%low — add compost
Hydrologic groupCwater soaks in slowly
Farmland classFarmland of statewide importanceUSDA classification

Map unit: Gareck-Garces association, 0 to 2 percent slopes.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 93219; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Earlimart, CA

Summer high97 °Faverage high, July
Winter low37 °Faverage low, December
Hot days116days a year at 90 °F or more
Freezing nights18nights a year at 32 °F or less
Growing degree days5,546base 50 °F — the season’s usable heat
Longest day14 h 36 mindaylight on June 21
Shortest day9 h 43 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation7.5 inper year, rain and melted snow

Average high and low, by month

30°40°50°60°70°80°90°100°110°32 °FJanuary: average high 56 °F, low 38 °F 56°38° JanFebruary: average high 63 °F, low 41 °F 63°41° FebMarch: average high 69 °F, low 45 °F 69°45° MarApril: average high 75 °F, low 49 °F 75°49° AprMay: average high 83 °F, low 56 °F 83°56° MayJune: average high 92 °F, low 62 °F 92°62° JunJuly: average high 97 °F, low 68 °F 97°68° JulAugust: average high 97 °F, low 66 °F 97°66° AugSeptember: average high 91 °F, low 62 °F 91°62° SepOctober: average high 80 °F, low 53 °F 80°53° OctNovember: average high 66 °F, low 43 °F 66°43° NovDecember: average high 57 °F, low 37 °F 57°37° Dec

Precipitation by month inches

0″1″2″January: 1.40 in precipitation, 0.2 in snowfall 1.4 JanFebruary: 1.32 in precipitation 1.3 FebMarch: 1.39 in precipitation 1.4 MarApril: 0.62 in precipitation 0.6 AprMay: 0.38 in precipitation 0.4 MayJune: 0.09 in precipitation 0.1 JunJuly: 0.04 in precipitation 0.0 JulAugust: 0.00 in precipitation 0.0 AugSeptember: 0.04 in precipitation 0.0 SepOctober: 0.37 in precipitation 0.4 OctNovember: 0.67 in precipitation 0.7 NovDecember: 1.19 in precipitation 1.2 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Delano, CA (9 mi away); precipitation: Delano, CA (9 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

5 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

932569a
Pixley, CA · 6 mi
932169b
Delano, CA · 9 mi
932159b
Delano, CA · 9 mi
932619b
Richgrove, CA · 11 mi
932729a
Tipton, CA · 11 mi
932019a
Alpaugh, CA · 12 mi
932709b
Terra Bella, CA · 14 mi
932189b
Ducor, CA · 14 mi

California planting zones →

Questions about 93219

What planting zone is ZIP code 93219?

ZIP code 93219 (Earlimart, CA) is in USDA hardiness zone 9a on the 2023 map: the coldest night of an average winter reaches 20 to 25 °F (−6.7 to −3.9 °C).

When is the last frost in Earlimart, CA?

The median last spring frost (32 °F) near 93219 is January 31; after March 5 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Delano station.

When is the first frost in Earlimart, CA?

The median first fall frost near 93219 is December 8, giving a median frost-free growing season of 309 days.

When should I plant tomatoes in 93219?

Start tomato seeds indoors around Dec 6 – Dec 20 and set transplants outside around Feb 7 – Feb 21, one to three weeks after the median last frost.

How much rain and snow does 93219 get?

About 7.5 inches of precipitation a year (NOAA 1991–2020 normals, Delano station).

How hot do summers get in Earlimart, CA?

The average high peaks at 97 °F in July, with about 116 days a year at 90 °F or more.

What kind of soil does 93219 have?

The USDA soil survey maps Gareck at the center of ZIP 93219: sandy loam, well drained, pH about 7.5 (slightly alkaline).

Did spring come early in Earlimart, CA in 2026?

Spring leaf-out near 93219 came on Feb 1 in 2026, about the same as the 1991–2020 average (Feb 1), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Earlimart, CA?

Intermediate onions: the longest day near 93219 is 14 h 36 min, so day-neutral types bulb best; long-day varieties may not bulb fully.