Frost history / Tuscaloosa Acfd, AL
Tuscaloosa Acfd, AL: frost dates by year
Last spring and first fall frost at NOAA station USC00018380, 1995 to 2025, measured from daily minimum temperatures.
Elevation 169 ft, 33.212, -87.616. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Mar 16 | Nov 14 |
| Earliest | Feb 16 (1997) | Oct 19 (2022) |
| Latest | Apr 22 (2021) | Dec 16 (1998) |
| Trend | 0.5 days later per decade | 1.6 days earlier per decade |
| Years with data | 29 | 31 |
At 28°F (hard freeze) the median last spring date is Feb 22 and the median first fall date is Nov 30.
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)
First fall frost (32°F)
Dots are single years. The gray line is the median, the green line the fitted trend.
Year by year
| Year | Last spring 32°F | First fall 32°F | Last spring 28°F | First fall 28°F |
|---|---|---|---|---|
| 2025 | Mar 21 | Nov 10 | Feb 23 | Nov 11 |
| 2024 | Mar 20 | Nov 29 | Feb 19 | Dec 1 |
| 2023 | Mar 21 | Nov 2 | Feb 18 | Nov 29 |
| 2022 | Mar 14 | Oct 19 | Mar 14 | Nov 18 |
| 2021 | Apr 22 | Nov 14 | Mar 7 | none |
| 2020 | Feb 28 | Nov 30 | Feb 15 | Dec 1 |
| 2019 | Mar 7 | Nov 1 | Mar 6 | Nov 13 |
| 2018 | Mar 15 | Nov 11 | Jan 31 | Nov 16 |
| 2017 | Mar 16 | Nov 20 | Jan 9 | Dec 9 |
| 2016 | Feb 27 | Nov 20 | Feb 10 | Dec 9 |
| 2015 | Mar 8 | Nov 22 | Mar 7 | Nov 23 |
| 2014 | Mar 26 | Nov 14 | Mar 26 | Nov 14 |
| 2013 | Mar 27 | Nov 13 | Mar 27 | Nov 14 |
| 2012 | Feb 25 | Nov 25 | Feb 13 | Nov 25 |
| 2011 | Mar 11 | Nov 11 | Feb 14 | Dec 1 |
| 2010 | Mar 7 | Nov 6 | Mar 6 | Dec 6 |
| 2009 | Mar 3 | Nov 27 | Mar 3 | Dec 6 |
| 2008 | Mar 25 | Oct 28 | Mar 9 | Nov 19 |
| 2007 | Apr 8 | Nov 8 | Mar 6 | Dec 17 |
| 2006 | no data | Nov 21 | no data | Dec 4 |
| 2005 | no data | Nov 17 | no data | Dec 7 |
| 2004 | Mar 11 | Dec 2 | Feb 18 | Dec 14 |
| 2003 | Mar 31 | Nov 14 | Feb 11 | Nov 25 |
| 2002 | Mar 23 | Nov 23 | Mar 6 | Nov 28 |
| 2001 | Mar 10 | Nov 21 | Feb 6 | Dec 25 |
| 2000 | Apr 9 | Nov 15 | Feb 7 | Nov 21 |
| 1999 | Mar 16 | Nov 3 | Feb 22 | Dec 1 |
| 1998 | Mar 22 | Dec 16 | Mar 13 | Dec 18 |
| 1997 | Feb 16 | Nov 16 | Feb 12 | Nov 16 |
| 1996 | Mar 22 | Nov 3 | Mar 12 | Dec 19 |
| 1995 | Mar 10 | Nov 4 | Feb 12 | Nov 22 |
"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.