Frost dates 2026–2027

Frost dates for Kentwood, Michigan

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Nwsfo Grand Rapids, 2.5 mi away (close match).

Last spring frostApr 30
First fall frostOct 14
167 frost-free days
Last spring frostApr 301 year in 10 after May 17
First fall frostOct 141 year in 10 by Oct 1
Growing season167 daysbetween median 32°F dates
Hardiness zoneZone 6a−10 to −5°F average extreme low

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Will it freeze in Kentwood in the next 7 nights?

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

Tonight: forecast low 38°F. Above 36°F.

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

4 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 Kentwood

The median first fall hard-freeze date (28°F) is October 26, from NOAA’s 1991–2020 Climate Normals at Nwsfo Grand Rapids. 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 27 · May 11 · May 27 Sep 21 · Oct 3 · Oct 14 145 days
32°F freeze Apr 16 · Apr 30 · May 17 Oct 1 · Oct 14 · Oct 28 167 days
28°F hard freeze Apr 4 · Apr 18 · May 5 Oct 11 · Oct 26 · Nov 11 192 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00206013. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Nwsfo Grand Rapids

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 Kentwood, MI come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Nwsfo Grand Rapids (station USC00206013, elevation 775 ft), 2.5 mi from Kentwood. 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 Kentwood

CityDistanceLast spring frostFirst fall frost
East Grand Rapids, MI 4.3 mi May 6 Oct 10
Wyoming, MI 5.6 mi May 6 Oct 10
Grand Rapids, MI 6.2 mi May 6 Oct 10
Grandville, MI 8.1 mi May 6 Oct 10
Walker, MI 11 mi May 6 Oct 10
Hudsonville, MI 14 mi May 6 Oct 10
Rockford, MI 17 mi May 14 Sep 29
Zeeland, MI 22 mi Apr 28 Oct 21
Hastings, MI 22 mi May 3 Oct 12
Belding, MI 24 mi May 18 Sep 28

Frequently asked questions

When is the last frost in Kentwood?

On average, the last spring frost (32°F) in Kentwood is around April 30. In about 1 year in 10 it comes after May 17, and in 9 years in 10 it comes after April 16.

When is the first frost in Kentwood?

The first fall frost (32°F) usually arrives around October 14. There’s a 10% chance of a freeze by October 1 and a 90% chance by October 28.

Can it frost in Kentwood 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 May 11.

What growing zone is Kentwood?

Kentwood is in USDA Plant Hardiness Zone 6a (average annual extreme minimum temperature −10 to −5°F), based on the 2023 USDA map for ZIP code 49508. See growing zones in Michigan.

More: all Michigan frost dates · Michigan growing zones · UV index today in Kentwood · frost vs. freeze