National Weather Service United States Department of Commerce

Darlington, South Carolina Spring and Fall Freeze Statistics

 

Darlington's average date for the last spring freeze is  March 25

 

Spring freeze statistics sorted by probability

Probability Date
1% Feb 24
5% Mar 4
10% Mar 9
25% Mar 16
50% Mar 25
75% Apr 2
90% Apr 10
95% Apr 14
99% Apr 23

 

 

 

 

Earliest last spring freeze: Feb 25, 1946

Latest last spring freeze: April 24, 1982

 

 

 

Spring freeze statistics sorted by date

Date Probability
Jan 25 0.0%
Feb 1 0.0%
Feb 5 0.0%
Feb 10 0.0%
Feb 15 0.1%
Feb 20 0.4%
Feb 25 1.2%
Mar 1 2.6%
Mar 5 5.2%
Mar 10 11.1%
Mar 15 20.6%
Mar 20 33.7%
Mar 25 49.2%
Mar 30 64.9%
Apr 5 80.6%
Apr 10 89.7%
Apr 15 95.2%
Apr 20 98.1%
Apr 25 99.3%
Apr 30 99.8%
May 5 99.9%
May 10 100.0%

 

 

 

 

 

Spring Freeze probabilities for Darlington, SC

Observed spring freeze dates 1950-2020 in Darlington, SC

Since 1950, the date of Darlington's last spring freeze has shifted 1.2 days earlier per decade  

 

 

 

Darlington's average date for the first fall freeze is  November 5

 

Fall freeze statistics sorted by probability

Probability Date
1% Oct 7
5% Oct 15
10% Oct 20
25% Oct 27
50% Nov 5
75% Nov 13
90% Nov 21
95% Nov 25
99% Dec 4

 

 

 

 

Earliest first fall freeze: October 4, 1974

Latest first fall freeze: December 2, 1978

 

 

 

Fall freeze statistics sorted by date

Date Probability
Oct 1 0.2%
Oct 5 0.6%
Oct 10 1.8%
Oct 15 4.4%
Oct 20 9.6%
Oct 25 18.2%
Nov 1 36.4%
Nov 5 48.9%
Nov 10 64.5%
Nov 15 78.0%
Nov 20 87.9%
Nov 25 94.2%
Nov 30 97.6%
Dec 5 99.1%
Dec 10 99.7%
Dec 15 99.9%
Dec 20 100.0%
Dec 25 100.0%
Dec 30 100.0%

 

 

 

 

 

Fall Freeze probabilities for Darlington, SC

Observed fall freeze dates 1950-2020 in Darlington, SC

Since 1950, the date of Darlington's first fall freeze has shifted 1.7 days later per decade

 

 

 

Darlington's average growing season length is 224 days

 

Growing season statistics sorted by probability

Probability Days
1% 270
5% 256
10% 249
25% 237
50% 224
75% 211
90% 199
95% 192
99% 179

 

 

 

 

Shortest growing season: 179 days in 1974

Longest growing season: 267 days in 1938

 

 

 

Growing season statistics sorted by days

Days Probability
160 100.0%
170 100.0%
180 99.9%
190 99.4%
200 97.5%
210 91.8%
220 79.5%
225 70.6%
230 60.1%
235 48.9%
240 37.8%
245 27.6%
250 18.9%
255 12.2%
260 7.4%
270 2.2%
280 0.5%
290 0.1%
300 0.0%

 

 

 

 

 

Growing season length probabilities for Darlington, SC

Observed growing season lengths from 1950-2020 in Darlington, SC

Since 1950, Darlington's growing season has become 2.8 days longer per decade.   

 

 

 

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