Sutton 2NE, VT: frost dates by year

Last spring and first fall frost at NOAA station USC00438172, 2000 to 2016, measured from daily minimum temperatures.

Elevation 1,000 ft, 44.665, -72.023. Download the data (JSON) · NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Jun 2	Sep 13
Earliest	May 17 (2010)	Aug 14 (2006)
Latest	Jun 12 (2004)	Sep 24 (2002)
Trend	3.1 days earlier per decade	3.4 days later per decade
Years with data	13	15

At 28°F (hard freeze) the median last spring date is May 21 and the median first fall date is Sep 25.

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
2016	May 20	Sep 16	May 18	Sep 25
2015	Jun 8	Sep 21	May 24	Sep 26
2014	May 19	Sep 13	May 19	Sep 15
2013	Jun 5	Sep 6	May 28	Sep 17
2012	May 19	Sep 11	May 18	Sep 17
2011	Jun 4	Sep 17	May 2	Sep 17
2010	May 17	Sep 20	May 17	Sep 21
2009	Jun 5	Sep 20	May 26	Sep 20
2008	no data	Sep 11	no data	Sep 19
2006	no data	Aug 14	no data	Sep 27
2005	May 21	Sep 11	May 20	Oct 21
2004	Jun 12	Sep 20	May 31	Oct 4
2003	Jun 8	Sep 9	Jun 5	Oct 7
2002	no data	Sep 24	no data	Oct 4
2001	Jun 2	no data	Jun 1	no data
2000	May 21	Sep 6	May 21	Sep 27

"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 1991–2020 frost probabilities.