ZIP 45014 Zone 6b

Ohio · USDA zone 6b, average annual extreme minimum -5°F to 0°F.

Nearest qualified station: FAIRFIELD, OH US (USC00332651), 2.5 miles from the Census ZCTA internal point for this ZIP.

Median last 32°F is April 19. Median first 32°F is October 22. The 50% growing-season length is 186 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.

ProbabilityDateHow to read it
90%April 2Earlier date. A last 32°F on or after this day is common.
50%April 19Median.
10%May 7Later 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.

ProbabilityDateHow to read it
10%October 9Earlier date. A first 32°F on or before this day is uncommon.
50%October 22Median.
90%November 3Later 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 longDays
10%206
50%186
90%164

28°F threshold

10%50%90%
Last, on or afterApril 23April 6March 22
First, on or beforeOctober 20November 1November 16
Season at least229 days209 days188 days

36°F threshold

10%50%90%
Last, on or afterMay 17April 30April 15
First, on or beforeOctober 1October 12October 24
Season at least185 days165 days144 days

Station FAIRFIELD, OH US (USC00332651). 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 175.3 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

Methodology · Ohio cities