Last Frost Day

Frost history / Galena, MO

Galena, MO: frost dates by year

Last spring and first fall frost at NOAA station USC00233094, 1963 to 2025, measured from daily minimum temperatures.

Elevation 1,027 ft, 36.806, -93.468. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 19Oct 16
EarliestMar 31 (2010)Sep 23 (1995)
LatestMay 10 (1997)Nov 8 (2015)
Trend0.7 days earlier per decade2.7 days later per decade
Years with data4849

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

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 151970198019902000201020201964: Apr 151965: Apr 11966: Apr 211969: Apr 291971: Apr 151972: Apr 251973: Apr 281974: Apr 171975: Apr 201976: May 31977: Apr 261978: Apr 261980: May 91981: Apr 61982: Apr 241983: Apr 251984: Apr 181985: Apr 91986: Apr 221987: Apr 81988: Apr 191989: May 71990: Apr 131991: Apr 101992: May 71994: Apr 81995: May 21996: Apr 101997: May 101998: Apr 61999: Apr 192000: Apr 92001: Apr 192003: Apr 112008: Apr 292009: Apr 162010: Mar 312011: Apr 62016: Apr 22017: Apr 72018: Apr 202019: Apr 202020: Apr 182021: Apr 222022: May 22023: May 32024: Apr 232025: Apr 8

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 261970198019902000201020201963: Oct 291964: Oct 61965: Oct 121966: Oct 11969: Oct 171970: Oct 161971: Oct 101972: Oct 191975: Oct 21977: Oct 121978: Oct 71979: Oct 51980: Oct 121981: Oct 191982: Oct 211983: Oct 131984: Sep 301985: Nov 21986: Oct 141987: Oct 31988: Oct 111989: Sep 241990: Oct 191991: Oct 71992: Sep 291993: Oct 101994: Oct 261995: Sep 231996: Oct 111997: Oct 181998: Oct 231999: Oct 52000: Oct 82007: Oct 292008: Oct 262009: Oct 192010: Oct 292011: Oct 202015: Nov 82016: Nov 62017: Oct 252018: Oct 212019: Oct 122020: Oct 162021: Nov 42022: Oct 182023: Oct 302024: 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 8Oct 31Apr 7Nov 2
2024Apr 23Oct 16Mar 29Oct 16
2023May 3Oct 30Mar 30Oct 31
2022May 2Oct 18Apr 10Oct 18
2021Apr 22Nov 4Apr 22Nov 5
2020Apr 18Oct 16Apr 18Oct 16
2019Apr 20Oct 12Apr 2Nov 1
2018Apr 20Oct 21Apr 10Nov 10
2017Apr 7Oct 25Mar 16Oct 28
2016Apr 2Nov 6Mar 28Nov 13
2015no dataNov 8no dataNov 8
2011Apr 6Oct 20Apr 6Oct 21
2010Mar 31Oct 29Mar 24Oct 29
2009Apr 16Oct 19Apr 8Nov 27
2008Apr 29Oct 26Apr 15Oct 28
2007no dataOct 29no dataNov 7
2003Apr 11no dataApr 10no data
2001Apr 19no dataApr 18no data
2000Apr 9Oct 8Mar 13Oct 8
1999Apr 19Oct 5Mar 26Oct 20
1998Apr 6Oct 23Mar 23Dec 9
1997May 10Oct 18Apr 18Nov 4
1996Apr 10Oct 11Apr 6Oct 19
1995May 2Sep 23Mar 11Sep 23
1994Apr 8Oct 26Apr 8Oct 26
1993no dataOct 10no dataOct 10
1992May 7Sep 29May 6Nov 4
1991Apr 10Oct 7Mar 31Oct 7
1990Apr 13Oct 19Apr 13Oct 22
1989May 7Sep 24Apr 12Oct 20
1988Apr 19Oct 11Mar 30Oct 30
1987Apr 8Oct 3Apr 5Oct 12
1986Apr 22Oct 14Mar 22Nov 10
1985Apr 9Nov 2Apr 9Nov 20
1984Apr 18Sep 30Apr 18Nov 2
1983Apr 25Oct 13Apr 19Nov 12
1982Apr 24Oct 21Apr 22Oct 21
1981Apr 6Oct 19Apr 6Oct 24
1980May 9Oct 12Apr 15Oct 12
1979no dataOct 5no dataOct 10
1978Apr 26Oct 7Mar 27Oct 17
1977Apr 26Oct 12Mar 23Nov 12
1976May 3no dataMar 31no data
1975Apr 20Oct 2Apr 12Oct 19
1974Apr 17no dataApr 9no data
1973Apr 28no dataApr 11no data
1972Apr 25Oct 19Apr 5Nov 22
1971Apr 15Oct 10Apr 14Nov 4
1970no dataOct 16no dataNov 5
1969Apr 29Oct 17Mar 30Oct 28
1966Apr 21Oct 1Apr 10Oct 16
1965Apr 1Oct 12Mar 27Oct 25
1964Apr 15Oct 6Apr 9Oct 6
1963no dataOct 29no 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.