Last Frost Day

Frost history / Waurika 1ENE Mesonet, OK

Waurika 1ENE Mesonet, OK: frost dates by year

Last spring and first fall frost at NOAA station USC00349400, 2009 to 2025, measured from daily minimum temperatures.

Elevation 928 ft, 34.168, -97.988. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 2Nov 1
EarliestMar 4 (2012)Oct 8 (2012)
LatestApr 25 (2013)Nov 26 (2024)
Trend6.4 days later per decadelittle change (less than half a day per decade)
Years with data1617

At 28°F (hard freeze) the median last spring date is Mar 9 and the median first fall date is Nov 12.

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)

Feb 14Mar 1Mar 16Mar 31Apr 15Apr 30201020202010: Mar 222011: Apr 52012: Mar 42013: Apr 252014: Apr 152015: Mar 72016: Mar 282017: Mar 142018: Apr 152019: Mar 312020: Apr 152021: Apr 212022: Apr 92023: Mar 192024: Mar 282025: Apr 7

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 11201020202009: Nov 182010: Oct 292011: Nov 42012: Oct 82013: Nov 72014: Nov 12015: Nov 212016: Nov 192017: Oct 272018: Nov 102019: Oct 112020: Oct 262021: Nov 132022: Oct 192023: Oct 302024: Nov 262025: Oct 30

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 7Oct 30Feb 23Nov 10
2024Mar 28Nov 26Feb 18Nov 29
2023Mar 19Oct 30Mar 19Oct 30
2022Apr 9Oct 19Mar 12Nov 12
2021Apr 21Nov 13Mar 2Nov 19
2020Apr 15Oct 26Apr 15Nov 30
2019Mar 31Oct 11Mar 6Oct 12
2018Apr 15Nov 10Apr 7Nov 10
2017Mar 14Oct 27Mar 2Oct 28
2016Mar 28Nov 19Mar 20Dec 1
2015Mar 7Nov 21Mar 7Nov 21
2014Apr 15Nov 1Apr 15Nov 12
2013Apr 25Nov 7Mar 26Nov 12
2012Mar 4Oct 8Feb 25Oct 28
2011Apr 5Nov 4Mar 6Nov 4
2010Mar 22Oct 29Mar 22Nov 14
2009no dataNov 18no dataNov 18

"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.