Frost dates / Indiana / Jeffersonville

Frost dates in Jeffersonville, IN

The station on this page is LOUISVILLE MCALPINE, KY US (USC00154955), 6.4 miles from the city point. Population in the Census 2024 estimate is 52,912.

Zone 7aUSDA average annual extreme minimum 0°F to 5°F, from ZIP 47130 (0 miles from the city point used on this page).

Median last 32°F is March 31. Median first 32°F is November 9. The 50% growing-season length is 225 days. The green band runs from the median last frost to the median first frost. Thin ticks mark the 10%, 50%, and 90% dates.

Outside the median season Growing seasonTicks: 10%, 50%, and 90%

Last 32°F in spring

NCEI’s probability is the chance the last spring minimum of 32°F or lower occurs on or after the date.

Probability	Date	How to read it
90%	March 14	Earlier date. A last 32°F on or after this day is common.
50%	March 31	Median.
10%	April 14	Later date. A last 32°F on or after this day is uncommon.

First 32°F in fall

NCEI’s probability is the chance the first autumn minimum of 32°F or lower occurs on or before the date.

Probability	Date	How to read it
10%	October 31	Earlier date. A first 32°F on or before this day is uncommon.
50%	November 9	Median.
90%	November 25	Later date. A first 32°F on or before this day is common.

32°F growing-season length

Days between the last spring 32°F and the first autumn 32°F. The figure is a length the season meets or exceeds at that probability, from NCEI, not a subtraction done on this site.

Probability the season is at least this long	Days
10%	245
50%	225
90%	204

28°F threshold

	10%	50%	90%
Last, on or after	April 2	March 18	February 28
First, on or before	November 5	November 20	December 6
Season at least	271 days	246 days	226 days

36°F threshold

	10%	50%	90%
Last, on or after	April 30	April 11	March 26
First, on or before	October 21	November 1	November 13
Season at least	223 days	203 days	181 days

Station LOUISVILLE MCALPINE, KY US (USC00154955). Completeness flag R, 10 years used for the 32°F dates. NCEI’s annual probability of at least one day at or below 32°F is 100%. Freeze dates are conditional on that threshold occurring. Elevation 134.1 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

Check a crop against this station

Jeffersonville, IN

Zone 7aAverage annual extreme minimum 0°F to 5°F

Outside the median season Growing seasonTicks: 10%, 50%, and 90%

Indiana. Nearest qualified station: LOUISVILLE MCALPINE, KY US (USC00154955), 6.4 miles. Median last 32°F March 31. Median first 32°F November 9. The 50% growing-season length is 225 days.

Open the ZIP page

32°F probabilities at this station

	10%	50%	90%
Last 32°F on or after	April 14	March 31	March 14
First 32°F on or before	October 31	November 9	November 25

Column order matches the NCEI file: for the last freeze, 10% is the later date and 90% is the earlier date. How to read the probabilities.

A wall calendar surrounded by vegetables, herbs, seed packets, and watering cans.

Planting calendar

Frost dates for Indiana are above. Planting windows appear for states with a cited extension guide. The fall and seed tools use the numbers you enter and the station dates.

Date checks use your device’s calendar and appear after the page loads.