Norfolk Rich, VA: frost dates by year

Last spring and first fall frost at NOAA station USW00093773, 1998 to 2024, measured from daily minimum temperatures.

Elevation 112 ft, 36.984, -77.007. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 10	Nov 1
Earliest	Mar 18 (2000)	Oct 9 (2001)
Latest	May 10 (2020)	Nov 18 (2020)
Trend	5.5 days later per decade	6.4 days later per decade
Years with data	27	27

At 28°F (hard freeze) the median last spring date is Mar 23 and the median first fall date is Nov 18.

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
2024	Mar 26	Nov 10	Mar 1	Nov 30
2023	Apr 11	Nov 1	Mar 21	Nov 3
2022	Apr 20	Nov 14	Mar 29	Nov 18
2021	Apr 23	Nov 14	Mar 8	Nov 23
2020	May 10	Nov 18	Mar 8	Nov 19
2019	Apr 2	Nov 4	Mar 27	Nov 13
2018	Apr 20	Oct 22	Mar 23	Nov 23
2017	Apr 8	Nov 11	Mar 23	Nov 12
2016	Apr 10	Nov 8	Apr 10	Nov 13
2015	Apr 5	Oct 19	Mar 29	Nov 23
2014	Apr 17	Nov 2	Mar 27	Nov 14
2013	Apr 7	Oct 25	Mar 23	Nov 13
2012	Apr 7	Nov 3	Mar 11	Nov 24
2011	Apr 6	Oct 30	Mar 29	Nov 19
2010	Mar 27	Nov 7	Mar 9	Nov 28
2009	Apr 17	Nov 6	Mar 25	Dec 7
2008	Apr 17	Oct 30	Mar 10	Nov 22
2007	Apr 10	Oct 30	Apr 10	Nov 8
2006	Apr 10	Oct 24	Mar 23	Nov 4
2005	Apr 17	Oct 29	Mar 19	Nov 18
2004	Apr 16	Nov 9	Apr 6	Nov 10
2003	Mar 31	Oct 24	Mar 15	Nov 26
2002	Apr 7	Nov 2	Apr 7	Nov 27
2001	Apr 19	Oct 9	Apr 19	Nov 12
2000	Mar 18	Oct 29	Feb 22	Nov 16
1999	Mar 23	Oct 25	Mar 16	Nov 17
1998	Mar 25	Oct 23	Mar 15	Nov 22

"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.