Conway, South Carolina Spring and Fall Freeze Statistics

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Conway, South Carolina Spring and Fall Freeze Statistics

Conway's average date for the last spring freeze is March 15

Spring freeze statistics sorted by probability

Probability	Date
1%	Feb 6
5%	Feb 17
10%	Feb 22
25%	Mar 4
50%	Mar 15
75%	Mar 25
90%	Apr 4
95%	Apr 10
99%	Apr 21

Earliest last spring freeze: Feb 7, 2000

Latest last spring freeze: April 26, 1911

Spring freeze statistics sorted by date

Date	Probability
Jan 25	0.1%
Feb 1	0.4%
Feb 5	0.8%
Feb 10	1.8%
Feb 15	3.7%
Feb 20	7.1%
Feb 25	12.4%
Mar 1	18.4%
Mar 5	25.8%
Mar 10	37.0%
Mar 15	49.3%
Mar 20	61.8%
Mar 25	73.1%
Mar 30	82.4%
Apr 5	90.5%
Apr 10	94.8%
Apr 15	97.4%
Apr 20	98.8%
Apr 25	99.5%
Apr 30	99.8%
May 5	99.9%
May 10	100.0%

Since 1950, the date of Conway's last spring freeze has shifted 1.7 days earlier per decade.

Conway's average date for the first fall freeze is November 17

Fall freeze statistics sorted by probability

Probability	Date
1%	Oct 12
5%	Oct 22
10%	Oct 28
25%	Nov 6
50%	Nov 17
75%	Nov 27
90%	Dec 6
95%	Dec 12
99%	Dec 22

Earliest first fall freeze: October 4, 2003

Latest first fall freeze: December 21, 2009

Fall freeze statistics sorted by date

Date	Probability
Oct 1	0.1%
Oct 5	0.3%
Oct 10	0.7%
Oct 15	1.6%
Oct 20	3.5%
Oct 25	6.8%
Nov 1	14.9%
Nov 5	21.7%
Nov 10	32.4%
Nov 15	44.7%
Nov 20	57.6%
Nov 25	69.7%
Nov 30	80.0%
Dec 5	87.8%
Dec 10	93.2%
Dec 15	96.5%
Dec 20	98.4%
Dec 25	99.3%
Dec 30	99.7%

Since 1950, the date of Conway's first fall freeze has shifted 2.3 days later per decade.

Conway's average growing season length is 245 days

Growing season statistics sorted by probability

Probability	Days
1%	296
5%	281
10%	273
25%	260
50%	245
75%	230
90%	217
95%	209
99%	194

Shortest growing season: 184 days in 1976

Longest growing season: 289 days in 2009

Growing season statistics sorted by days

Days	Probability
160	100.0%
170	100.0%
180	99.8%
190	99.4%
200	98.0%
210	94.5%
220	87.4%
225	82.1%
230	75.6%
235	67.9%
240	59.4%
245	50.5%
250	41.5%
255	32.9%
260	25.1%
270	13.0%
280	5.7%
290	2.1%
300	0.6%

Since 1950, Conway's growing season has become 3.8 days longer per decade.

Research and Page Author: Tim Armstrong
Last Updated: March 5, 2021

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