Last Frost Day

Frost history / Parsons Tri City Ap, KS

Parsons Tri City Ap, KS: frost dates by year

Last spring and first fall frost at NOAA station USW00003998, 1996 to 2024, measured from daily minimum temperatures.

Elevation 869 ft, 37.328, -95.504. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 10Oct 25
EarliestMar 10 (2012)Oct 7 (2012)
LatestMay 3 (2023)Nov 12 (2016)
Trend3.2 days later per decade1.7 days earlier per decade
Years with data2728

At 28°F (hard freeze) the median last spring date is Mar 31 and the median first fall date is Nov 1.

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 1Mar 16Mar 31Apr 15Apr 30May 152000201020201997: Apr 141998: Mar 221999: Mar 262000: Apr 82001: Apr 182002: Apr 52003: Apr 102004: Mar 312005: May 32006: Apr 92007: Apr 152008: Apr 142009: Apr 142010: Mar 292011: Apr 52012: Mar 102013: Apr 242014: May 22015: Apr 42016: Apr 22017: Apr 72018: Apr 192019: Apr 122020: Apr 182022: Apr 142023: May 32024: Mar 28

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 262000201020201996: Oct 181997: Oct 261998: Nov 61999: Oct 232000: Oct 92001: Oct 162002: Nov 42003: Oct 262004: Nov 52005: Oct 242006: Oct 212007: Nov 12008: Oct 272009: Oct 172010: Oct 282011: Oct 192012: Oct 72013: Oct 252014: Oct 312015: Oct 292016: Nov 122017: Oct 252018: Oct 162019: Oct 112021: Oct 302022: Oct 172023: Oct 172024: Oct 16

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
2024Mar 28Oct 16Mar 28Oct 16
2023May 3Oct 17Apr 23Oct 30
2022Apr 14Oct 17Apr 9Oct 18
2021no dataOct 30no dataNov 13
2020Apr 18no dataApr 18no data
2019Apr 12Oct 11Mar 31Oct 31
2018Apr 19Oct 16Apr 16Nov 9
2017Apr 7Oct 25Mar 15Oct 28
2016Apr 2Nov 12Apr 2Nov 19
2015Apr 4Oct 29Mar 6Nov 13
2014May 2Oct 31Apr 15Oct 31
2013Apr 24Oct 25Mar 26Nov 12
2012Mar 10Oct 7Mar 9Oct 27
2011Apr 5Oct 19Mar 15Oct 20
2010Mar 29Oct 28Mar 22Nov 5
2009Apr 14Oct 17Apr 7Nov 25
2008Apr 14Oct 27Apr 14Oct 28
2007Apr 15Nov 1Apr 8Nov 6
2006Apr 9Oct 21Mar 25Oct 22
2005May 3Oct 24Mar 19Oct 25
2004Mar 31Nov 5Mar 12Nov 24
2003Apr 10Oct 26Apr 10Nov 7
2002Apr 5Nov 4Apr 5Nov 6
2001Apr 18Oct 16Apr 1Oct 27
2000Apr 8Oct 9Mar 12Oct 9
1999Mar 26Oct 23Mar 26Oct 24
1998Mar 22Nov 6Mar 21Nov 11
1997Apr 14Oct 26Apr 14Nov 4
1996no dataOct 18no dataNov 2

"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.