Frost dates 2026–2027

Frost dates for Madison, Indiana

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Madison Sewage Plt, 1.6 mi away (close match).

Last spring frostApr 11
First fall frostOct 31
201 frost-free days
Last spring frostApr 111 year in 10 after Apr 28
First fall frostOct 311 year in 10 by Oct 15
Growing season201 daysbetween median 32°F dates
Hardiness zoneZone 6b−5 to 0°F average extreme low

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Will it freeze in Madison in the next 7 nights?

No overnight lows at or below 32°F are forecast in Madison during the next 7 nights in the available NWS frost forecast.

Tonight: forecast low 45°F. Above 36°F.

NWS forecast period: Thu, Nov 5, 6:00 PM EST to Fri, Nov 6, 6:00 AM EST.

3 of the next 7 nights are forecast at 36°F or colder, cold enough for frost on exposed plants.

Overnight lows from the National Weather Service forecast for this location. This covers the available forecast window, not the first freeze of the whole season. Frost can form above 32°F on clear, calm nights.

Frost and freeze probabilities

Freeze dates shift from year to year. Spring percentages describe the chance of a freeze after the stated date; fall percentages describe the chance of a freeze by that date. The 10% spring date is the cautious one: a later freeze happens about 1 year in 10.

These dates describe historical probabilities, not this year’s forecast or the earliest and latest possible freezes. Different weather stations or probability thresholds can produce different published dates for the same city.

Average first hard freeze in Madison

The median first fall hard-freeze date (28°F) is November 10, from NOAA’s 1991–2020 Climate Normals at Madison Sewage Plt. This is the 50% probability date, not a forecast for this year.

TemperatureLast spring date
90% · 50% · 10% chance of a later freeze
First fall date
10% · 50% · 90% chance of an earlier freeze
Season
36°F frost possible Apr 9 · Apr 22 · May 8 Oct 6 · Oct 21 · Nov 1 179 days
32°F freeze Mar 28 · Apr 11 · Apr 28 Oct 15 · Oct 31 · Nov 14 201 days
28°F hard freeze Mar 16 · Mar 31 · Apr 16 Oct 29 · Nov 10 · Nov 29 223 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00125237. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Madison Sewage Plt

Average low temperature by month

Months with lows near or below freezing carry frost risk

Where these frost dates come from

The frost dates for Madison, IN come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Madison Sewage Plt (station USC00125237, elevation 460 ft), 1.6 mi from Madison. Local conditions (valleys, hilltops, distance to water, city heat) can shift frost dates by days or weeks. The hardiness zone is from the 2023 USDA Plant Hardiness Zone Map (USDA ARS and Oregon State University PRISM). See our methodology.

Frost dates near Madison

CityDistanceLast spring frostFirst fall frost
Scottsburg, IN 21 mi Apr 18 Oct 20
North Vernon, IN 22 mi Apr 21 Oct 21
La Grange, KY 25 mi Apr 12 Oct 25
Charlestown, IN 27 mi Mar 31 Nov 9
Crestwood, KY 29 mi Apr 12 Oct 25
Seymour, IN 29 mi Apr 16 Oct 21
Sellersburg, IN 32 mi Mar 31 Nov 9
Jeffersonville, IN 34 mi Mar 31 Nov 9
Lyndon, KY 36 mi Apr 3 Nov 3
Clarksville, IN 36 mi Mar 31 Nov 9

Frequently asked questions

When is the last frost in Madison?

On average, the last spring frost (32°F) in Madison is around April 11. In about 1 year in 10 it comes after April 28, and in 9 years in 10 it comes after March 28.

When is the first frost in Madison?

The first fall frost (32°F) usually arrives around October 31. There’s a 10% chance of a freeze by October 15 and a 90% chance by November 14.

Can it frost in Madison after the last frost date?

Yes. Frost can form on clear, calm nights even when the air stays above 32°F. Temperatures of 36°F or lower, cold enough for frost on exposed plants, have a 50% chance of occurring after April 22.

What growing zone is Madison?

Madison is in USDA Plant Hardiness Zone 6b (average annual extreme minimum temperature −5 to 0°F), based on the 2023 USDA map for ZIP code 47250. See growing zones in Indiana.

More: all Indiana frost dates · Indiana growing zones · frost vs. freeze