Shallotte Ag, NC: frost dates by year

Last spring and first fall frost at NOAA station USC00317813, 2006 to 2025, measured from daily minimum temperatures.

Elevation 20 ft, 33.928, -78.389. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Mar 21	Nov 12
Earliest	Feb 22 (2024)	Oct 25 (2006)
Latest	Apr 10 (2007)	Dec 12 (2009)
Trend	8.4 days earlier per decade	5.9 days later per decade
Years with data	20	20

At 28°F (hard freeze) the median last spring date is Mar 7 and the median first fall date is Nov 28.

The trend is a straight-line fit through the years with a freeze. A positive spring trend means the last frost now comes later. Short or patchy records give noisy trends.

Chart

Last spring frost (32°F)

First fall frost (32°F)

Dots are single years. The gray line is the median, the green line the fitted trend.

Year by year

Year	Last spring 32°F	First fall 32°F	Last spring 28°F	First fall 28°F
2025	Mar 7	Nov 11	Mar 3	Nov 28
2024	Feb 22	Nov 30	Jan 22	Nov 30
2023	Mar 21	Nov 2	Mar 21	Nov 29
2022	Mar 14	Nov 18	Mar 13	Nov 18
2021	Apr 3	Nov 24	Apr 3	Nov 24
2020	Mar 9	Nov 19	Mar 1	Dec 2
2019	Mar 18	Nov 9	Mar 7	Nov 13
2018	Mar 24	Nov 28	Mar 15	Nov 28
2017	Mar 20	Nov 20	Mar 17	Dec 13
2016	Apr 6	Nov 20	Feb 27	Nov 22
2015	Mar 30	Nov 24	Mar 7	Dec 20
2014	Mar 26	Nov 3	Mar 26	Nov 15
2013	Mar 29	Nov 13	Mar 22	Nov 14
2012	Mar 6	Nov 8	Mar 6	Nov 25
2011	Mar 29	Nov 12	Feb 13	Dec 19
2010	Mar 7	Nov 8	Mar 7	Dec 2
2009	Mar 22	Dec 12	Mar 5	Dec 21
2008	Mar 21	Oct 31	Feb 28	Nov 19
2007	Apr 10	Nov 8	Apr 8	Dec 18
2006	Mar 27	Oct 25	Mar 8	Dec 5

"none" means the station recorded no freeze at that threshold in that half of the year. "no data" means more than 10% of the season's daily readings were missing. Years with no usable data are left out. See the methodology for the rules, and the ZIP lookup for 1991 to 2020 frost probabilities.