Last Frost Day

Frost history / Mound Valley 3 Wsw, KS

Mound Valley 3 Wsw, KS: frost dates by year

Last spring and first fall frost at NOAA station USC00145536, 1952 to 2025, measured from daily minimum temperatures.

Elevation 800 ft, 37.187, -95.451. Download the data (JSON) · NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 15Oct 19
EarliestMar 11 (2012)Sep 18 (1981)
LatestMay 11 (1981)Nov 13 (2016)
Trendlittle change (less than half a day per decade)1.0 days later per decade
Years with data7274

At 28°F (hard freeze) the median last spring date is Apr 4 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 1Mar 16Mar 31Apr 15Apr 30May 15May 3019601970198019902000201020201952: Apr 151953: Apr 201954: May 41955: Apr 81956: Apr 231957: Apr 141958: Mar 311959: Apr 141960: May 11961: Apr 181962: Apr 161963: May 11964: Apr 91965: Mar 271966: Apr 211967: Apr 241968: Apr 241969: Mar 301970: Apr 141971: Apr 141972: Apr 51973: Apr 111974: Apr 171975: Apr 121977: Apr 51978: Apr 211979: Apr 301980: Apr 151981: May 111983: Apr 211984: Apr 181985: Apr 91986: Apr 221987: Apr 61988: Apr 191989: Apr 121990: Apr 121991: Apr 101992: Apr 31993: Apr 221994: Apr 131995: Mar 311996: Apr 171997: Apr 181998: Mar 231999: Apr 192000: Apr 92001: Apr 192002: Apr 72003: Apr 112004: Apr 152005: May 32006: Apr 92007: Apr 152008: Apr 152009: Apr 152010: Mar 302011: May 32012: Mar 112013: Apr 262014: May 22015: Apr 52016: Apr 32017: Apr 82018: Apr 202019: Apr 132020: Apr 192021: Apr 232022: Apr 202023: Apr 252024: Apr 232025: Apr 9

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201952: Oct 71953: Nov 91954: Oct 301955: Oct 181956: Oct 261957: Oct 261958: Oct 11959: Oct 181960: Oct 201961: Oct 201962: Oct 251963: Oct 291964: Oct 61965: Oct 121966: Oct 161967: Oct 191968: Oct 41969: Oct 161970: Oct 101971: Oct 311972: Oct 191973: Oct 291974: Nov 51975: Oct 191976: Oct 171977: Oct 121978: Oct 71979: Oct 51980: Oct 121981: Sep 181982: Sep 221983: Oct 131984: Sep 301985: Oct 11986: Nov 101987: Oct 121988: Oct 141989: Oct 191990: Oct 221991: Oct 311992: Nov 41993: Oct 211994: Oct 261995: Sep 231996: Oct 181997: Oct 261998: Nov 61999: Oct 202000: Oct 82001: Oct 162002: Oct 142003: Nov 72004: Nov 52005: Oct 252006: Oct 202007: Nov 12008: Oct 252009: Oct 182010: Oct 292011: Oct 202012: Oct 72013: Oct 192014: Nov 12015: Oct 302016: Nov 132017: Oct 262018: Oct 162019: Oct 122020: Oct 162021: Nov 42022: Oct 182023: Oct 172024: Oct 162025: Oct 31

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 9Oct 31Apr 8Nov 2
2024Apr 23Oct 16Mar 29Oct 16
2023Apr 25Oct 17Apr 18Oct 30
2022Apr 20Oct 18Apr 15Oct 18
2021Apr 23Nov 4Apr 22Nov 13
2020Apr 19Oct 16Apr 19Oct 31
2019Apr 13Oct 12Apr 2Oct 31
2018Apr 20Oct 16Apr 17Nov 10
2017Apr 8Oct 26Mar 16Oct 28
2016Apr 3Nov 13Apr 2Nov 19
2015Apr 5Oct 30Apr 4Nov 13
2014May 2Nov 1Apr 16Nov 1
2013Apr 26Oct 19Mar 27Nov 7
2012Mar 11Oct 7Mar 6Oct 8
2011May 3Oct 20Apr 6Oct 20
2010Mar 30Oct 29Mar 21Oct 29
2009Apr 15Oct 18Apr 8Oct 18
2008Apr 15Oct 25Apr 15Oct 27
2007Apr 15Nov 1Apr 9Nov 6
2006Apr 9Oct 20Mar 25Oct 22
2005May 3Oct 25Apr 2Oct 25
2004Apr 15Nov 5Mar 22Nov 25
2003Apr 11Nov 7Apr 11Nov 7
2002Apr 7Oct 14Apr 6Nov 6
2001Apr 19Oct 16Apr 1Oct 27
2000Apr 9Oct 8Mar 13Oct 8
1999Apr 19Oct 20Mar 26Oct 24
1998Mar 23Nov 6Mar 22Nov 11
1997Apr 18Oct 26Apr 15Nov 4
1996Apr 17Oct 18Apr 6Nov 3
1995Mar 31Sep 23Mar 30Oct 21
1994Apr 13Oct 26Apr 8Oct 26
1993Apr 22Oct 21Apr 2Oct 30
1992Apr 3Nov 4Apr 3Nov 6
1991Apr 10Oct 31Mar 30Nov 2
1990Apr 12Oct 22Apr 7Oct 22
1989Apr 12Oct 19Apr 12Oct 20
1988Apr 19Oct 14Mar 30Nov 17
1987Apr 6Oct 12Apr 5Oct 12
1986Apr 22Nov 10Apr 22Nov 11
1985Apr 9Oct 1Apr 1Nov 7
1984Apr 18Sep 30Mar 22Sep 30
1983Apr 21Oct 13Apr 15Nov 11
1982no dataSep 22no dataOct 20
1981May 11Sep 18Apr 6Oct 19
1980Apr 15Oct 12Apr 15Oct 29
1979Apr 30Oct 5Mar 25Oct 10
1978Apr 21Oct 7Mar 27Nov 7
1977Apr 5Oct 12Mar 31Nov 10
1976no dataOct 17no dataOct 17
1975Apr 12Oct 19Apr 3Nov 13
1974Apr 17Nov 5Mar 25Nov 6
1973Apr 11Oct 29Apr 11Nov 10
1972Apr 5Oct 19Apr 4Nov 22
1971Apr 14Oct 31Apr 14Nov 6
1970Apr 14Oct 10Apr 5Nov 3
1969Mar 30Oct 16Mar 29Oct 28
1968Apr 24Oct 4Apr 5Oct 29
1967Apr 24Oct 19Mar 21Nov 4
1966Apr 21Oct 16Apr 21Oct 24
1965Mar 27Oct 12Mar 27Nov 17
1964Apr 9Oct 6Apr 9Oct 20
1963May 1Oct 29Mar 22Oct 29
1962Apr 16Oct 25Apr 13Nov 5
1961Apr 18Oct 20Apr 18Oct 26
1960May 1Oct 20Mar 25Oct 20
1959Apr 14Oct 18Apr 14Nov 5
1958Mar 31Oct 1Mar 18Oct 27
1957Apr 14Oct 26Apr 13Oct 26
1956Apr 23Oct 26Apr 17Nov 9
1955Apr 8Oct 18Mar 29Oct 24
1954May 4Oct 30Apr 1Oct 31
1953Apr 20Nov 9Apr 20Nov 9
1952Apr 15Oct 7Apr 10Oct 7

"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 1991–2020 frost probabilities.