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Evansville, IN Planting Calendar & Frost Dates

USDA hardiness zone 7a · ZIP 47708 · elevation 114′ · NOAA & USDA data

Evansville is in USDA hardiness zone 7a (winters can dip to 0 to 5°F), with a growing season of about 225 days between the average last spring frost (March 29) and first fall frost (November 10). The warmest month is July (avg high 89°F); the coldest is January (avg low 27.4°F). It averages 47.8″ 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
7a
min temp 0 to 5°F
Last spring frost
March 29
avg (50% prob, 32°F)
First fall frost
November 10
avg (50% prob, 32°F)
Growing season
225 days
frost-free window
Warmest month
July
avg high 89°F

Month-by-month typical weather in Evansville

Average conditions from the NOAA/NCEI 1991–2020 U.S. Climate Normals at Evansville Museum, IN (0.6 mi away). Temperatures °F, precipitation & snow in inches.

MonthAvg highAvg lowMeanPrecip (in)Snow (in)
January 42.3 27.4 34.9 3.5
February 48 30.8 39.4 3.4
March 58 38.8 48.4 4.7
April 69.9 49.1 59.5 5.2
May 78 58.1 68.1 4.8
June 86.5 67 76.7 4.4
July 89 71 80 4.5
August 88.8 69.8 79.3 3.1
September 83.5 62 72.7 3.4
October 72.3 50.9 61.6 3.3
November 57.6 40.4 49 4
December 46.8 32.7 39.7 3.6

What to plant when in Evansville

CropSeasonWhat to do & when
TomatoeswarmStart seeds indoors: February 15 · Transplant out: April 5
PepperswarmStart seeds indoors: February 1 · Transplant out: April 12
CucumberswarmDirect sow: April 5
Zucchini / squashwarmDirect sow: April 5
Bush beanswarmDirect sow: April 5
Sweet cornwarmDirect sow: April 5
BasilwarmTransplant out: April 5
PeascoolSow (spring): February 22 · Sow (fall): September 15
SpinachcoolSow (spring): February 15 · Sow (fall): September 15
LettucecoolSow (spring): March 1 · Sow (fall): September 15
KalecoolTransplant (spring): March 8 · Sow (fall): September 1
BroccolicoolTransplant (spring): March 15
CarrotscoolSow (spring): March 8 · Sow (fall): September 1
OnionscoolTransplant (spring): March 1
PotatoescoolPlant seed potatoes: March 15
RadishescoolSow (spring): March 1 · Sow (fall): September 29

Dates are computed from Evansville'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 Indiana

Terre Haute, INBloomington, INJeffersonville, INColumbus, INGreenwood, INIndianapolis, INCarmel, INFishers, IN

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 — Evansville Museum, IN, 0.6 mi (confidence: high). Monthly weather normals: Evansville Museum, IN, 0.6 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.