Sutton, VT: frost dates by year

Last spring and first fall frost at NOAA station USC00438169, 2008 to 2025, measured from daily minimum temperatures.

Elevation 1,500 ft, 44.612, -72.048. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	May 10	Oct 9
Earliest	Apr 28 (2024)	Sep 15 (2014)
Latest	Jun 1 (2009)	Oct 24 (2023)
Trend	3.3 days earlier per decade	10.1 days later per decade
Years with data	18	18

At 28°F (hard freeze) the median last spring date is Apr 28 and the median first fall date is Oct 16.

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	May 1	Oct 2	May 1	Oct 10
2024	Apr 28	Oct 17	Apr 27	Oct 17
2023	May 18	Oct 24	May 18	Oct 31
2022	May 8	Oct 3	Apr 29	Oct 11
2021	May 28	Oct 23	Apr 27	Oct 29
2020	May 14	Sep 19	May 13	Oct 9
2019	May 9	Oct 5	Apr 29	Oct 20
2018	May 12	Oct 14	Apr 23	Oct 18
2017	May 9	Oct 17	Apr 15	Oct 17
2016	May 17	Oct 11	Apr 29	Oct 15
2015	May 23	Oct 15	Apr 25	Oct 18
2014	May 8	Sep 15	Apr 25	Sep 19
2013	May 27	Oct 9	Apr 23	Oct 24
2012	Apr 30	Oct 9	Apr 30	Oct 13
2011	May 6	Sep 17	Apr 23	Oct 7
2010	May 13	Oct 10	May 11	Oct 10
2009	Jun 1	Sep 26	Apr 24	Oct 12
2008	May 2	Sep 19	May 1	Oct 18

"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.