Last Frost Day

Frost history / Long Branch Rsvr, MO

Long Branch Rsvr, MO: frost dates by year

Last spring and first fall frost at NOAA station USC00235050, 1989 to 2017, measured from daily minimum temperatures.

Elevation 820 ft, 39.751, -92.506. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 14Oct 19
EarliestMar 6 (2012)Sep 22 (1995)
LatestMay 3 (2005)Nov 19 (2016)
Trend7.8 days earlier per decade9.9 days later per decade
Years with data2627

At 28°F (hard freeze) the median last spring date is Apr 2 and the median first fall date is Oct 29.

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 151990200020101990: Apr 171991: Apr 241992: Apr 221993: Apr 221994: Apr 81995: Apr 131996: Apr 301997: Apr 181998: Apr 61999: Apr 252000: Apr 132001: Apr 192002: Apr 72003: Apr 112004: Apr 142005: May 32006: Apr 52007: Apr 142008: Apr 302009: Apr 122010: Mar 272011: Apr 52012: Mar 62013: Apr 212014: Apr 162017: Mar 17

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 261990200020101989: Sep 241990: Oct 191991: Oct 61992: Oct 171993: Oct 101994: Oct 251995: Sep 221996: Oct 191997: Oct 221998: Oct 231999: Oct 182000: Oct 62001: Oct 172002: Oct 132003: Oct 22004: Nov 52005: Oct 262006: Oct 122007: Oct 292008: Oct 272009: Oct 102010: Oct 292011: Nov 102012: Oct 272013: Oct 232016: Nov 192017: Oct 28

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
2017Mar 17Oct 28Mar 16Oct 29
2016no dataNov 19no dataNov 20
2014Apr 16no dataMar 27no data
2013Apr 21Oct 23Apr 3Oct 25
2012Mar 6Oct 27Mar 6Nov 12
2011Apr 5Nov 10Mar 28Nov 11
2010Mar 27Oct 29Mar 5Nov 6
2009Apr 12Oct 10Apr 8Nov 27
2008Apr 30Oct 27Apr 3Oct 28
2007Apr 14Oct 29Apr 10Nov 7
2006Apr 5Oct 12Mar 26Oct 24
2005May 3Oct 26Mar 20Nov 16
2004Apr 14Nov 5Mar 23Nov 25
2003Apr 11Oct 2Mar 15Oct 2
2002Apr 7Oct 13Apr 5Oct 27
2001Apr 19Oct 17Apr 17Oct 17
2000Apr 13Oct 6Apr 12Oct 7
1999Apr 25Oct 18Mar 27Oct 24
1998Apr 6Oct 23Mar 25Nov 5
1997Apr 18Oct 22Apr 17Oct 22
1996Apr 30Oct 19Apr 6Nov 1
1995Apr 13Sep 22Apr 5Oct 29
1994Apr 8Oct 25Apr 8Oct 25
1993Apr 22Oct 10Apr 17Oct 30
1992Apr 22Oct 17Apr 2Oct 17
1991Apr 24Oct 6Mar 31Nov 2
1990Apr 17Oct 19Apr 12Oct 22
1989no dataSep 24no dataOct 20

"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.