Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for Lemoore, CA

Lemoore, CA is in USDA zone 9a across its 2 ZIP codes. The median last spring frost is February 24 and the first fall frost November 22.

Lemoore on the zone map

Outlined: its 2 ZIP code areas · 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

ZIP codes2

Last frostFeb 24

First frostNov 22

Growing season265 days

9a 2 ZIPs

Frost forecast — next 7 nights

live from the National Weather Service

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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 Lemoore, CA

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostFebruary 24median — 50% chance of a later frost

Safe for tender plantsMarch 30only 10% chance of frost after

First fall frostNovember 22median — 10% chance by Nov 3

Growing season265 daysfrost-free, median

A hard freeze (28 °F) usually ends around January 20 and returns around December 4.

From the NOAA station Lemoore Reeves NAS, CA, elevation 233 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 Lemoore

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Jan 13 – Jan 27

SpinachSow outdoors · Jan 13 – Feb 3

Broccoli, cabbageStart indoors · Dec 16 – Dec 30

Broccoli, cabbageTransplant · Feb 3 – Feb 17

Onion setsPlant outdoors · Jan 27 – Feb 10

PotatoesPlant outdoors · Feb 3 – Feb 17

LettuceSow outdoors · Jan 27 – Feb 10

Carrots, beetsSow outdoors · Feb 3 – Feb 17

TomatoesStart indoors · Dec 30 – Jan 13

TomatoesTransplant · Mar 3 – Mar 17

Peppers, eggplantStart indoors · Dec 16 – Dec 30

Peppers, eggplantTransplant · Mar 10 – Mar 24

BeansSow outdoors · Mar 3 – Mar 17

Sweet cornSow outdoors · Mar 3 – Mar 17

Cucumbers, squashSow outdoors · Mar 3 – Mar 17

Fall lettuce, spinachSow outdoors · Sep 27 – Oct 11

GarlicPlant cloves · Nov 8 – Dec 13

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Feb 24) and first fall frost (Nov 22) 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 93246 came on Jan 31 — about the same time as the 1991–2020 average (Feb 1).

average
Feb 12026
Jan 31

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 Lemoore, CA

The soil mapped at the center of ZIP 93246 is Lethent — clay loam, moderately well drained.

TextureClay loamholds water and nutrients; slow to drain and warm up

pH8.7alkaline; most vegetables like 6.0–7.0

DrainageModerately well drainednatural drainage class

Organic matter0.75%low — add compost

Hydrologic groupDwater soaks in very slowly

Farmland classFarmland of statewide importanceUSDA classification

Map unit: Lethent clay loam.

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 93246; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Lemoore, CA

Summer high98 °Faverage high, July

Winter low36 °Faverage low, December

Hot days120days a year at 90 °F or more

Freezing nights29nights a year at 32 °F or less

Growing degree days5,150base 50 °F — the season’s usable heat

Longest day14 h 38 mindaylight on June 21

Shortest day9 h 41 mindaylight on December 21

Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully

Precipitation7.2 inper year, rain and melted snow

Average high and low, by month

Precipitation by month inches

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Lemoore Reeves NAS, CA (2 mi away); precipitation: Lemoore Reeves NAS, CA (2 mi away). Daylight is calculated from latitude.

ZIP codes in Lemoore

California planting zones →

Questions about Lemoore

What planting zone is Lemoore, CA?

Lemoore, CA is in USDA hardiness zone 9a on the 2023 map (9a: 20 to 25 °F).

When is the last frost in Lemoore, CA?

The median last spring frost is February 24 and the median first fall frost is November 22 (NOAA 1991–2020 normals, Lemoore Reeves NAS station).

When can I plant a garden in Lemoore, CA?

Cool-season crops like peas and spinach go in around Jan 13 – Feb 3; tomatoes, peppers, beans and squash after about Mar 3, once frost risk has passed.

What kind of onions grow in Lemoore, CA?

Intermediate onions: the longest day is 14 h 38 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

How much rain and snow does Lemoore, CA get?

About 7.2 inches of precipitation a year (NOAA 1991–2020 normals).