Last Frost Day

Frost history / Gimlet 9N, KY

Gimlet 9N, KY: frost dates by year

Last spring and first fall frost at NOAA station USC00153230, 2006 to 2018, measured from daily minimum temperatures.

Elevation 1,120 ft, 38.219, -83.143. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 6Oct 29
EarliestMar 24 (2017)Oct 9 (2012)
LatestApr 18 (2018)Nov 12 (2016)
Trend3.2 days later per decade2.2 days later per decade
Years with data1213

At 28°F (hard freeze) the median last spring date is Mar 31 and the median first fall date is Nov 11.

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)

Mar 16Mar 31Apr 15Apr 3020102007: Apr 112008: Mar 302009: Apr 82010: Mar 282011: Apr 22012: Apr 122013: Apr 52014: Apr 172015: Mar 302016: Apr 112017: Mar 242018: Apr 18

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 2620102006: Oct 132007: Oct 292008: Nov 112009: Oct 182010: Nov 62011: Oct 292012: Oct 92013: Oct 262014: Nov 22015: Oct 182016: Nov 122017: Oct 302018: Oct 20

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

Year by year

YearLast spring 32°FFirst fall 32°FLast spring 28°FFirst fall 28°F
2018Apr 18Oct 20Apr 8Nov 11
2017Mar 24Oct 30Mar 24Oct 30
2016Apr 11Nov 12Apr 11Nov 20
2015Mar 30Oct 18Mar 30Nov 23
2014Apr 17Nov 2Apr 17Nov 2
2013Apr 5Oct 26Apr 3Oct 26
2012Apr 12Oct 9Mar 10Nov 6
2011Apr 2Oct 29Apr 2Nov 18
2010Mar 28Nov 6Mar 7Nov 7
2009Apr 8Oct 18Mar 22Nov 28
2008Mar 30Nov 11Mar 26Nov 12
2007Apr 11Oct 29Apr 9Nov 24
2006no dataOct 13no dataNov 3

"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.