ZIP 31701 Zone 9a

Georgia · USDA zone 9a, average annual extreme minimum 20°F to 25°F.

Nearest qualified station: ALBANY 3 SE, GA US (USC00090140), 2.7 miles from the Census ZCTA internal point for this ZIP.

Median last 32°F is March 10. Median first 32°F is November 20. The 50% growing-season length is 257 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%February 13Earlier date. A last 32°F on or after this day is common.
50%March 10Median.
10%March 30Later 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%November 5Earlier date. A first 32°F on or before this day is uncommon.
50%November 20Median.
90%December 12Later 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%293
50%257
90%231

28°F threshold

10%50%90%
Last, on or afterMarch 18February 21January 21
First, on or beforeNovember 16December 5January 8
Season at least329 days293 days257 days

36°F threshold

10%50%90%
Last, on or afterApril 11March 23February 28
First, on or beforeOctober 27November 9November 26
Season at least258 days232 days208 days

Station ALBANY 3 SE, GA US (USC00090140). Completeness flag S, 29 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 54.9 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

Methodology · Georgia cities