Franklin #2, NE: frost dates by year

Last spring and first fall frost at NOAA station USC00253037, 1991 to 2022, measured from daily minimum temperatures.

Elevation 1,861 ft, 40.095, -98.945. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 28	Oct 10
Earliest	Apr 10 (2003)	Sep 13 (2014)
Latest	May 28 (1992)	Oct 26 (1997)
Trend	little change (less than half a day per decade)	1.5 days later per decade
Years with data	30	31

At 28°F (hard freeze) the median last spring date is Apr 17 and the median first fall date is Oct 14.

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
2022	May 23	Oct 14	Apr 16	Oct 18
2021	Apr 22	Oct 16	Apr 21	Nov 18
2020	May 10	Oct 2	Apr 18	Oct 25
2019	Apr 15	Oct 11	Apr 15	Oct 11
2018	Apr 26	no data	Apr 20	no data
2017	Apr 28	Oct 11	Apr 28	Oct 11
2016	Apr 13	Oct 7	Apr 9	Oct 13
2015	May 12	Oct 16	Mar 28	Oct 29
2014	May 17	Sep 13	Apr 16	Oct 11
2013	May 7	Oct 16	May 5	Oct 21
2012	Apr 24	Oct 5	Mar 10	Oct 7
2011	no data	Oct 19	no data	Oct 20
2010	Apr 18	Oct 3	Apr 4	Nov 1
2009	Apr 29	Sep 29	Apr 29	Oct 9
2008	Apr 30	Oct 16	Apr 26	Oct 27
2007	Apr 15	Oct 23	Apr 9	Oct 27
2006	Apr 27	Oct 12	Apr 27	Oct 14
2005	May 15	Sep 29	May 4	Sep 29
2004	May 14	Oct 2	Apr 14	Nov 3
2003	Apr 10	Oct 13	Apr 10	Oct 26
2002	no data	Oct 13	no data	Oct 13
2001	Apr 24	Oct 6	Apr 18	Oct 6
2000	Apr 22	Sep 25	Apr 16	Oct 6
1999	Apr 19	Sep 21	Apr 19	Oct 4
1998	Apr 19	Oct 21	Apr 18	Oct 22
1997	May 13	Oct 26	Apr 15	Oct 26
1996	Apr 30	Oct 18	Apr 14	Oct 18
1995	May 2	Sep 22	Apr 28	Sep 22
1994	May 1	Oct 9	Apr 29	Oct 25
1993	Apr 17	Oct 10	Apr 9	Oct 10
1992	May 28	Oct 9	Apr 23	Oct 9
1991	May 7	Sep 19	Mar 31	Oct 6

"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.