Last Frost Day

Frost history / Cumberland 2, MD

Cumberland 2, MD: frost dates by year

Last spring and first fall frost at NOAA station USC00182282, 1975 to 2025, measured from daily minimum temperatures.

Elevation 730 ft, 39.642, -78.756. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 17Oct 19
EarliestMar 24 (2017)Sep 30 (1993)
LatestMay 22 (2002)Nov 12 (2016)
Trend0.8 days earlier per decade3.7 days later per decade
Years with data4848

At 28°F (hard freeze) the median last spring date is Apr 4 and the median first fall date is Nov 2.

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 30198019902000201020201975: Apr 141976: May 51977: May 81978: Apr 301979: Apr 101980: May 101981: Apr 201982: Apr 291983: May 91984: Apr 101985: Apr 101986: Apr 221987: Apr 11988: Apr 191989: Apr 231991: Apr 21992: Apr 131993: Apr 71994: Apr 81995: Apr 61996: May 131997: Apr 191998: Apr 111999: Apr 292000: Apr 132001: Apr 192002: May 222003: Apr 12004: Apr 62005: Apr 162006: Apr 92007: Apr 142008: Apr 162011: Apr 62012: Mar 282013: May 142014: Apr 182015: Apr 32016: Apr 142017: Mar 242018: Apr 222019: Apr 42020: May 112021: May 122022: Apr 292023: Apr 262024: Apr 232025: Apr 18

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 26198019902000201020201976: Oct 181977: Oct 121978: Oct 81979: Oct 141980: Oct 51981: Oct 161982: Oct 171983: Oct 291984: Nov 21985: Oct 251986: Oct 181987: Oct 81988: Oct 81989: Oct 81990: Oct 191991: Oct 71992: Oct 171993: Sep 301994: Oct 101996: Oct 111997: Oct 201998: Nov 41999: Oct 272000: Oct 282001: Oct 72002: Oct 172003: Oct 22004: Oct 172005: Oct 262006: Oct 132007: Oct 282008: Oct 202009: Oct 192011: Oct 282012: Oct 132013: Oct 262014: Nov 82015: Oct 182016: Nov 122017: Nov 112018: Oct 192019: Nov 22020: Oct 312021: Nov 32022: Oct 202023: Nov 12024: Oct 282025: Oct 26

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 18Oct 26Apr 10Nov 11
2024Apr 23Oct 28Apr 22Nov 13
2023Apr 26Nov 1Mar 22Nov 2
2022Apr 29Oct 20Mar 30Nov 15
2021May 12Nov 3Apr 4Nov 4
2020May 11Oct 31Mar 9Nov 19
2019Apr 4Nov 2Apr 4Nov 2
2018Apr 22Oct 19Apr 9Nov 11
2017Mar 24Nov 11Mar 24Nov 11
2016Apr 14Nov 12Apr 11Nov 12
2015Apr 3Oct 18Mar 30Oct 19
2014Apr 18Nov 8Apr 17Nov 8
2013May 14Oct 26May 13Oct 26
2012Mar 28Oct 13Mar 12Nov 6
2011Apr 6Oct 28Mar 30Nov 6
2009no dataOct 19no dataNov 7
2008Apr 16Oct 20Mar 25Nov 11
2007Apr 14Oct 28Apr 8Nov 2
2006Apr 9Oct 13Mar 21Oct 14
2005Apr 16Oct 26Mar 22Nov 17
2004Apr 6Oct 17Apr 5Nov 8
2003Apr 1Oct 2Apr 1Nov 8
2002May 22Oct 17Apr 7Nov 2
2001Apr 19Oct 7Mar 27Oct 7
2000Apr 13Oct 28Apr 13Nov 5
1999Apr 29Oct 27Mar 26Nov 4
1998Apr 11Nov 4Mar 25Nov 4
1997Apr 19Oct 20Apr 10Oct 22
1996May 13Oct 11Apr 8Nov 3
1995Apr 6no dataApr 5no data
1994Apr 8Oct 10Apr 8Nov 11
1993Apr 7Sep 30Mar 20Oct 10
1992Apr 13Oct 17Apr 3Oct 19
1991Apr 2Oct 7Apr 2Oct 20
1990no dataOct 19no dataOct 26
1989Apr 23Oct 8Apr 14Nov 3
1988Apr 19Oct 8Mar 23Oct 13
1987Apr 1Oct 8Mar 31Oct 25
1986Apr 22Oct 18Mar 24Nov 13
1985Apr 10Oct 25Apr 10Oct 28
1984Apr 10Nov 2Apr 1Nov 2
1983May 9Oct 29Apr 16Oct 29
1982Apr 29Oct 17Apr 22Oct 17
1981Apr 20Oct 16Apr 7Oct 19
1980May 10Oct 5May 10Oct 29
1979Apr 10Oct 14Apr 7Oct 26
1978Apr 30Oct 8Mar 18Oct 24
1977May 8Oct 12May 8Nov 11
1976May 5Oct 18Apr 12Oct 18
1975Apr 14no dataApr 14no data

"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.