Last Frost Day

Frost history / Topeka Forbes Fld, KS

Topeka Forbes Fld, KS: frost dates by year

Last spring and first fall frost at NOAA station USW00013920, 1952 to 2024, measured from daily minimum temperatures.

Elevation 1,067 ft, 38.950, -95.664. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 14Oct 25
EarliestMar 28 (1955)Oct 2 (2004)
LatestMay 3 (2005)Nov 17 (1958)
Trendlittle change (less than half a day per decade)1.5 days earlier per decade
Years with data4344

At 28°F (hard freeze) the median last spring date is Apr 7 and the median first fall date is Oct 31.

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 30May 1519601970198019902000201020201953: Apr 201954: Apr 41955: Mar 281956: Apr 241957: Apr 131958: Apr 71959: Apr 131960: Apr 101961: Apr 161962: Apr 161963: May 11964: Apr 91965: Mar 311966: Apr 211967: Apr 271968: Apr 51998: Apr 181999: Apr 182000: Apr 122001: Apr 182002: Apr 52003: Apr 102004: May 32005: May 32006: Apr 92007: Apr 152008: Apr 142009: Apr 142010: Apr 82011: Apr 52012: Apr 82013: Apr 252014: Apr 182015: Apr 42016: Apr 122017: Apr 72018: Apr 192019: Apr 132020: Apr 152021: Apr 222022: Apr 262023: Apr 232024: Apr 5

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201952: Oct 61953: Nov 51954: Oct 301955: Nov 21956: Nov 81957: Oct 251958: Nov 171959: Oct 181960: Oct 191961: Oct 261962: Oct 251963: Nov 21964: Oct 91965: Nov 81966: Oct 161967: Oct 271968: Nov 81970: Nov 11998: Nov 101999: Oct 42000: Oct 72001: Oct 262002: Oct 132003: Oct 172004: Oct 22005: Oct 242006: Oct 122007: Oct 252008: Oct 272009: Oct 102010: Oct 292011: Oct 192012: Oct 72013: Oct 182014: Oct 312015: Oct 292016: Nov 122017: Oct 272018: Oct 152019: Oct 112020: Oct 162022: Oct 172023: Oct 172024: Oct 15

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
2024Apr 5Oct 15Apr 5Oct 16
2023Apr 23Oct 17Apr 6Oct 30
2022Apr 26Oct 17Apr 9Oct 18
2021Apr 22no dataApr 22no data
2020Apr 15Oct 16Apr 10Oct 26
2019Apr 13Oct 11Apr 13Oct 31
2018Apr 19Oct 15Apr 10Nov 9
2017Apr 7Oct 27Mar 15Oct 28
2016Apr 12Nov 12Mar 25Nov 19
2015Apr 4Oct 29Mar 6Oct 30
2014Apr 18Oct 31Apr 15Oct 31
2013Apr 25Oct 18Apr 24Oct 25
2012Apr 8Oct 7Mar 9Oct 7
2011Apr 5Oct 19Mar 15Oct 20
2010Apr 8Oct 29Mar 22Nov 5
2009Apr 14Oct 10Apr 7Nov 26
2008Apr 14Oct 27Apr 14Oct 27
2007Apr 15Oct 25Apr 9Nov 1
2006Apr 9Oct 12Mar 25Oct 13
2005May 3Oct 24May 3Nov 10
2004May 3Oct 2Apr 11Nov 24
2003Apr 10Oct 17Apr 10Oct 26
2002Apr 5Oct 13Apr 5Nov 1
2001Apr 18Oct 26Apr 1Oct 27
2000Apr 12Oct 7Apr 8Oct 7
1999Apr 18Oct 4Mar 26Oct 18
1998Apr 18Nov 10Apr 17Nov 20
1970no dataNov 1no dataNov 14
1968Apr 5Nov 8Apr 5Nov 11
1967Apr 27Oct 27Apr 24Oct 28
1966Apr 21Oct 16Apr 21Oct 16
1965Mar 31Nov 8Mar 31Nov 9
1964Apr 9Oct 9Mar 31Nov 19
1963May 1Nov 2Mar 22Nov 13
1962Apr 16Oct 25Apr 15Nov 4
1961Apr 16Oct 26Apr 2Nov 3
1960Apr 10Oct 19Mar 26Oct 20
1959Apr 13Oct 18Apr 13Nov 5
1958Apr 7Nov 17Mar 21Nov 18
1957Apr 13Oct 25Apr 13Oct 26
1956Apr 24Nov 8Apr 24Nov 9
1955Mar 28Nov 2Mar 28Nov 2
1954Apr 4Oct 30Apr 3Oct 31
1953Apr 20Nov 5Apr 20Nov 8
1952no dataOct 6no dataOct 29

"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.