Last Frost Day

Frost history / Elizabeth, IL

Elizabeth, IL: frost dates by year

Last spring and first fall frost at NOAA station USC00112745, 1985 to 2025, measured from daily minimum temperatures.

Elevation 675 ft, 42.316, -90.227. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 2Oct 9
EarliestApr 15 (2009)Sep 6 (1988)
LatestMay 28 (1992)Oct 29 (2017)
Trend3.2 days earlier per decade6.6 days later per decade
Years with data3436

At 28°F (hard freeze) the median last spring date is Apr 22 and the median first fall date is Oct 15.

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 31Apr 15Apr 30May 15May 30Jun 1419902000201020201985: May 31986: May 41987: Apr 301988: May 251989: May 131990: May 111991: May 21992: May 281993: Apr 231994: May 191995: May 191996: May 131997: May 221998: Apr 202000: Apr 262006: Apr 262007: Apr 162008: Apr 292009: Apr 152011: May 52012: Apr 232013: May 142014: Apr 242015: Apr 252016: May 152017: May 42018: Apr 302019: Apr 292020: May 122021: May 132022: May 42023: Apr 272024: Apr 232025: Apr 17

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119902000201020201985: Oct 21986: Sep 71987: Oct 31988: Sep 61989: Oct 41990: Sep 241991: Sep 201992: Sep 231993: Sep 301994: Oct 91995: Sep 221996: Oct 31997: Oct 152001: Oct 62004: Oct 32005: Oct 162006: Oct 112007: Oct 272008: Oct 182009: Oct 92010: Oct 32011: Oct 22012: Sep 242013: Oct 202014: Oct 112015: Oct 172016: Oct 222017: Oct 292018: Oct 122019: Oct 122020: Oct 52021: Oct 232022: Oct 82023: Oct 112024: Oct 162025: Oct 23

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
2025Apr 17Oct 23Apr 9Oct 24
2024Apr 23Oct 16Apr 22Oct 16
2023Apr 27Oct 11Apr 26Oct 30
2022May 4Oct 8Apr 20Oct 16
2021May 13Oct 23Apr 22Oct 24
2020May 12Oct 5May 10Oct 27
2019Apr 29Oct 12Apr 29Oct 25
2018Apr 30Oct 12Apr 21Oct 18
2017May 4Oct 29Apr 2Oct 29
2016May 15Oct 22Apr 13Nov 12
2015Apr 25Oct 17Apr 24Oct 17
2014Apr 24Oct 11Apr 16Oct 30
2013May 14Oct 20Apr 22Oct 22
2012Apr 23Sep 24Apr 13Sep 24
2011May 5Oct 2May 5Oct 28
2010no dataOct 3no dataOct 21
2009Apr 15Oct 9Apr 12Oct 9
2008Apr 29Oct 18Apr 14Oct 27
2007Apr 16Oct 27Apr 15Oct 27
2006Apr 26Oct 11Apr 25Oct 11
2005no dataOct 16no dataOct 26
2004no dataOct 3no dataOct 5
2001no dataOct 6no dataOct 7
2000Apr 26no dataApr 13no data
1998Apr 20no dataApr 18no data
1997May 22Oct 15May 16Oct 15
1996May 13Oct 3May 2Oct 3
1995May 19Sep 22Apr 25Sep 22
1994May 19Oct 9May 2Oct 10
1993Apr 23Sep 30Apr 22Sep 30
1992May 28Sep 23May 27Sep 29
1991May 2Sep 20May 2Sep 27
1990May 11Sep 24Apr 19Sep 25
1989May 13Oct 4May 8Oct 4
1988May 25Sep 6Apr 28Oct 5
1987Apr 30Oct 3Apr 9Oct 3
1986May 4Sep 7Apr 23Oct 15
1985May 3Oct 2Apr 10Oct 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.