Last Frost Day

Frost history / Columbus Port Columbus Intl Ap, OH

Columbus Port Columbus Intl Ap, OH: frost dates by year

Last spring and first fall frost at NOAA station USW00014821, 1951 to 2024, measured from daily minimum temperatures.

Elevation 810 ft, 39.991, -82.881. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 23Oct 20
EarliestMar 30 (1999)Sep 21 (1962)
LatestMay 16 (2016)Nov 23 (2007)
Trend1.7 days earlier per decade2.0 days later per decade
Years with data7474

At 28°F (hard freeze) the median last spring date is Apr 8 and the median first fall date is Nov 4.

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 15May 3019601970198019902000201020201951: Apr 231952: Apr 161953: Apr 211954: May 81955: Apr 81956: Apr 251957: May 61958: Apr 301959: May 161960: Apr 111961: May 21962: Apr 241963: May 21964: Apr 101965: Apr 141966: May 101967: Apr 281968: May 61969: Apr 201970: May 71971: May 11972: Apr 271973: Apr 291974: May 71975: Apr 171976: Apr 291977: May 101978: May 31979: May 51980: May 91981: Apr 211982: Apr 281983: May 101984: Apr 201985: Apr 101986: May 41987: Apr 91988: Apr 201989: May 71990: Apr 181991: Apr 111992: Apr 61993: Apr 271994: May 21995: Apr 251996: Apr 271997: Apr 201998: Apr 111999: Mar 302000: Apr 132001: Apr 182002: Apr 72003: Apr 62004: Apr 282005: May 42006: Apr 92007: Apr 102008: Apr 152009: Apr 122010: Apr 282011: Apr 32012: Apr 122013: Apr 212014: Apr 162015: Apr 242016: May 162017: Apr 82018: Apr 212019: Apr 22020: May 122021: Apr 232022: Apr 202023: Apr 252024: Apr 7

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201951: Oct 91952: Oct 41953: Oct 301954: Oct 201955: Oct 251956: Nov 131957: Oct 201958: Oct 291959: Oct 181960: Oct 211961: Sep 291962: Sep 211963: Sep 301964: Oct 61965: Oct 51966: Oct 211967: Oct 201968: Oct 51969: Oct 151970: Oct 161971: Nov 41972: Oct 191973: Nov 41974: Oct 21975: Oct 31976: Oct 171977: Oct 161978: Oct 171979: Oct 141980: Oct 61981: Oct 31982: Oct 171983: Oct 271984: Nov 21985: Nov 81986: Nov 31987: Oct 41988: Oct 61989: Oct 91990: Oct 261991: Oct 161992: Oct 171993: Oct 231994: Oct 281995: Oct 171996: Nov 21997: Oct 211998: Oct 231999: Oct 252000: Oct 292001: Oct 182002: Nov 12003: Oct 32004: Nov 92005: Oct 292006: Oct 152007: Nov 232008: Oct 222009: Oct 182010: Oct 302011: Oct 292012: Oct 112013: Oct 252014: Nov 22015: Oct 172016: Nov 102017: Oct 262018: Oct 222019: Nov 12020: Oct 312021: Nov 32022: Oct 202023: Oct 312024: Oct 17

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 7Oct 17Mar 28Nov 29
2023Apr 25Oct 31Mar 30Nov 24
2022Apr 20Oct 20Apr 2Nov 18
2021Apr 23Nov 3Apr 3Nov 5
2020May 12Oct 31Apr 16Nov 14
2019Apr 2Nov 1Apr 1Nov 8
2018Apr 21Oct 22Apr 18Nov 10
2017Apr 8Oct 26Mar 23Nov 10
2016May 16Nov 10Apr 10Nov 13
2015Apr 24Oct 17Mar 29Nov 22
2014Apr 16Nov 2Apr 16Nov 13
2013Apr 21Oct 25Apr 3Nov 12
2012Apr 12Oct 11Mar 10Nov 13
2011Apr 3Oct 29Apr 3Nov 18
2010Apr 28Oct 30Mar 27Nov 6
2009Apr 12Oct 18Mar 21Nov 28
2008Apr 15Oct 22Mar 29Oct 30
2007Apr 10Nov 23Apr 10Nov 23
2006Apr 9Oct 15Mar 27Nov 2
2005May 4Oct 29Mar 16Nov 17
2004Apr 28Nov 9Apr 6Nov 14
2003Apr 6Oct 3Mar 31Nov 8
2002Apr 7Nov 1Apr 6Nov 2
2001Apr 18Oct 18Apr 2Nov 12
2000Apr 13Oct 29Apr 9Nov 18
1999Mar 30Oct 25Mar 27Nov 4
1998Apr 11Oct 23Mar 23Nov 22
1997Apr 20Oct 21Apr 10Oct 23
1996Apr 27Nov 2Apr 8Nov 3
1995Apr 25Oct 17Apr 5Nov 4
1994May 2Oct 28Apr 8Nov 22
1993Apr 27Oct 23Mar 19Nov 1
1992Apr 6Oct 17Apr 5Oct 19
1991Apr 11Oct 16Apr 2Oct 20
1990Apr 18Oct 26Apr 18Oct 29
1989May 7Oct 9Apr 12Nov 4
1988Apr 20Oct 6Apr 20Oct 13
1987Apr 9Oct 4Apr 3Oct 22
1986May 4Nov 3Apr 23Nov 10
1985Apr 10Nov 8Apr 10Nov 21
1984Apr 20Nov 2Mar 26Nov 3
1983May 10Oct 27Apr 20Oct 27
1982Apr 28Oct 17Apr 12Oct 23
1981Apr 21Oct 3Mar 25Oct 24
1980May 9Oct 6Apr 17Oct 29
1979May 5Oct 14Apr 10Nov 11
1978May 3Oct 17Apr 22Nov 8
1977May 10Oct 16Apr 29Oct 17
1976Apr 29Oct 17Apr 13Oct 18
1975Apr 17Oct 3Apr 11Nov 15
1974May 7Oct 2Mar 26Oct 21
1973Apr 29Nov 4Apr 14Nov 6
1972Apr 27Oct 19Apr 26Oct 19
1971May 1Nov 4Apr 27Nov 7
1970May 7Oct 16Apr 11Oct 17
1969Apr 20Oct 15Apr 20Oct 23
1968May 6Oct 5Mar 23Nov 10
1967Apr 28Oct 20Apr 28Oct 22
1966May 10Oct 21May 10Oct 30
1965Apr 14Oct 5Apr 3Oct 29
1964Apr 10Oct 6Apr 4Oct 11
1963May 2Sep 30Apr 10Oct 30
1962Apr 24Sep 21Apr 17Oct 25
1961May 2Sep 29Apr 8Oct 27
1960Apr 11Oct 21Apr 10Oct 21
1959May 16Oct 18Mar 29Nov 3
1958Apr 30Oct 29Apr 9Nov 7
1957May 6Oct 20Apr 15Oct 28
1956Apr 25Nov 13Mar 25Nov 13
1955Apr 8Oct 25Apr 8Oct 25
1954May 8Oct 20Apr 9Nov 2
1953Apr 21Oct 30Apr 21Oct 30
1952Apr 16Oct 4Mar 28Oct 20
1951Apr 23Oct 9Mar 27Oct 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.