Frost dates / Nebraska / Bellevue

Frost dates in Bellevue, NE

The station on this page is OMAHA EPPLEY AIRFIELD, NE US (USW00014942), 11.6 miles from the city point. Population in the Census 2024 estimate is 64,777.

Zone 6aUSDA average annual extreme minimum -10°F to -5°F, from ZIP 68056 (1.8 miles from the city point used on this page).

Median last 32°F is April 18. Median first 32°F is October 21. The 50% growing-season length is 185 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 5	Earlier date. A last 32°F on or after this day is common.
50%	April 18	Median.
10%	April 30	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 6	Earlier date. A first 32°F on or before this day is uncommon.
50%	October 21	Median.
90%	November 1	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%	204
50%	185
90%	163

28°F threshold

	10%	50%	90%
Last, on or after	April 21	April 8	March 24
First, on or before	October 17	October 30	November 11
Season at least	223 days	204 days	185 days

36°F threshold

	10%	50%	90%
Last, on or after	May 11	April 28	April 14
First, on or before	September 27	October 10	October 23
Season at least	184 days	165 days	147 days

Station OMAHA EPPLEY AIRFIELD, NE US (USW00014942). Completeness flag S, 30 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 299.3 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

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Bellevue, NE

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

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

Nebraska. Nearest qualified station: OMAHA EPPLEY AIRFIELD, NE US (USW00014942), 11.6 miles. Median last 32°F April 18. Median first 32°F October 21. The 50% growing-season length is 185 days.

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32°F probabilities at this station

	10%	50%	90%
Last 32°F on or after	April 30	April 18	April 5
First 32°F on or before	October 6	October 21	November 1

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 Nebraska 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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