When is the last frost in Kenner, LA?

The average last spring frost (50% probability of 32°F) in Kenner is around January 30, based on NOAA/NCEI 1991–2020 normals at the New Orleans Intl Ap, LA station (0.4 mi away). Half of years it falls outside that date, so wait 1–2 weeks past it before setting out frost-tender plants.

When is the first fall frost in Kenner?

The average first fall frost in Kenner, LA is around December 31, giving roughly a 333-day frost-free growing season.

What planting zone is Kenner, LA?

Kenner is in USDA plant hardiness zone 9b (average annual extreme minimum temperature 25 to 30°F), from the 2023 USDA Plant Hardiness Zone Map.

What is the weather like in Kenner?

In Kenner, LA the warmest month is July (avg high 91.4°F) and the coldest is January (avg low 46.1°F). It averages about 63.4″ of precipitation a year.

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Kenner, LA Planting Calendar & Frost Dates

USDA hardiness zone 9b · ZIP 70062 · elevation 1′ · NOAA & USDA data

Kenner is in USDA hardiness zone 9b (winters can dip to 25 to 30°F), with a growing season of about 333 days between the average last spring frost (January 30) and first fall frost (December 31). The warmest month is July (avg high 91.4°F); the coldest is January (avg low 46.1°F). It averages 63.4″ of precipitation a year. Start cool-season crops several weeks before the last frost; wait until after it for tomatoes, peppers and other tender crops.

Hardiness zone

min temp 25 to 30°F

Last spring frost

January 30

avg (50% prob, 32°F)

First fall frost

December 31

avg (50% prob, 32°F)

Growing season

333 days

frost-free window

Warmest month

July

avg high 91.4°F

Month-by-month typical weather in Kenner

Average conditions from the NOAA/NCEI 1991–2020 U.S. Climate Normals at New Orleans Intl Ap, LA (0.4 mi away). Temperatures °F, precipitation & snow in inches.

Month	Avg high	Avg low	Mean	Precip (in)
January	62.5	46.1	54.3	5.2
February	66.4	49.7	58	4.1
March	72.3	55.3	63.8	4.4
April	78.5	61.7	70.1	5.2
May	85.3	69	77.1	5.6
June	90	74.7	82.4	7.6
July	91.4	76.5	83.9	6.8
August	91.3	76.6	84	6.9
September	88.1	73.5	80.8	5.1
October	80.6	64.3	72.5	3.7
November	71.2	53.7	62.4	3.9
December	64.8	48.4	56.6	4.8

What to plant when in Kenner

Crop	Season	What to do & when
Tomatoes	warm	Start seeds indoors: December 19 · Transplant out: February 6
Peppers	warm	Start seeds indoors: December 5 · Transplant out: February 13
Cucumbers	warm	Direct sow: February 6
Zucchini / squash	warm	Direct sow: February 6
Bush beans	warm	Direct sow: February 6
Sweet corn	warm	Direct sow: February 6
Basil	warm	Transplant out: February 6
Peas	cool	Sow (spring): December 26 · Sow (fall): November 5
Spinach	cool	Sow (spring): December 19 · Sow (fall): November 5
Lettuce	cool	Sow (spring): January 2 · Sow (fall): November 5
Kale	cool	Transplant (spring): January 9 · Sow (fall): October 22
Broccoli	cool	Transplant (spring): January 16
Carrots	cool	Sow (spring): January 9 · Sow (fall): October 22
Onions	cool	Transplant (spring): January 2
Potatoes	cool	Plant seed potatoes: January 16
Radishes	cool	Sow (spring): January 2 · Sow (fall): November 19

Dates are computed from Kenner's average frost dates using standard cool-/warm-season timing. They're a starting point — a cold spring, a warm microclimate, or a fast-maturing variety can shift them by a week or two.

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Gear that helps you plant on time

Some links below are Amazon affiliate links (tag theboringthin-20). If you buy through them we may earn a small commission at no extra cost to you — it keeps this almanac free. We only list generic, genuinely-useful categories.

Soil thermometer →Know when the ground is warm enough to sow — the honest signal, not the calendar.Seed-starting trays + dome →Start tomatoes & peppers indoors on the schedule below.Seedling heat mat →Warms the soil for faster, more even germination indoors.Floating row cover / frost cloth →Buys you 4–8°F to beat an early or late frost.Raised garden bed kit →Warms and drains faster in spring than in-ground soil.Garden gloves →Basic kit for transplant day.

Nearby cities in Louisiana

New Orleans, LA Baton Rouge, LA Lafayette, LA Alexandria, LA Lake Charles, LA Monroe, LA Shreveport, LA Bossier City, LA

Sources & method. Hardiness zone: 2023 USDA Plant Hardiness Zone Map (PRISM Climate Group, Oregon State University). Frost dates & growing season: NOAA/NCEI 1991–2020 U.S. Climate Normals, nearest station with published freeze normals — New Orleans Intl Ap, LA, 0.4 mi (confidence: high). Monthly weather normals: New Orleans Intl Ap, LA, 0.4 mi (confidence: high). ZIP centroid from U.S. Census 2023 ZCTA data. Frost dates are the 50%-probability date — half of years frost occurs outside the stated date. Nothing here is invented; where the nearest station is far, we say so. Last updated 2026-07-22.