Frost dates / Michigan / Battle Creek

Frost dates in Battle Creek, MI

The station on this page is BATTLE CREEK KELLOGG AP, MI US (USW00014815), 1.3 miles from the city point. Population in the Census 2024 estimate is 52,205.

Zone 6aUSDA average annual extreme minimum -10°F to -5°F, from ZIP 49015 (1.4 miles from the city point used on this page).

Median last 32°F is April 30. Median first 32°F is October 19. The 50% growing-season length is 170 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%	April 16	Earlier date. A last 32°F on or after this day is common.
50%	April 30	Median.
10%	May 17	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 3	Earlier date. A first 32°F on or before this day is uncommon.
50%	October 19	Median.
90%	November 2	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%	191
50%	170
90%	149

28°F threshold

	10%	50%	90%
Last, on or after	May 6	April 19	April 4
First, on or before	October 17	November 1	November 14
Season at least	214 days	195 days	173 days

36°F threshold

	10%	50%	90%
Last, on or after	May 25	May 10	April 24
First, on or before	September 24	October 6	October 20
Season at least	169 days	149 days	126 days

Station BATTLE CREEK KELLOGG AP, MI US (USW00014815). Completeness flag R, 21 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 282.9 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

Battle Creek, MI

Zone 6aAverage annual extreme minimum -10°F to -5°F

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

Michigan. Nearest qualified station: BATTLE CREEK KELLOGG AP, MI US (USW00014815), 1.3 miles. Median last 32°F April 30. Median first 32°F October 19. The 50% growing-season length is 170 days.

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32°F probabilities at this station

	10%	50%	90%
Last 32°F on or after	May 17	April 30	April 16
First 32°F on or before	October 3	October 19	November 2

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.

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Planting calendar

Frost dates for Michigan 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.

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