Frost history / Clarksville No.2, TN
Clarksville No.2, TN: frost dates by year
Last spring and first fall frost at NOAA station USC00401795, 2003 to 2025, measured from daily minimum temperatures.
Elevation 496 ft, 36.498, -87.336. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Apr 8 | Nov 2 |
| Earliest | Mar 12 (2011) | Oct 19 (2022) |
| Latest | Apr 20 (2022) | Nov 29 (2024) |
| Trend | 0.7 days later per decade | 2.9 days earlier per decade |
| Years with data | 14 | 14 |
At 28°F (hard freeze) the median last spring date is Mar 20 and the median first fall date is Nov 11.
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 | Apr 9 | Nov 10 | Mar 3 | Nov 11 |
| 2024 | Mar 19 | Nov 29 | Mar 19 | Nov 29 |
| 2023 | Mar 30 | Nov 1 | Mar 21 | Nov 1 |
| 2022 | Apr 20 | Oct 19 | Mar 12 | Nov 15 |
| 2020 | Apr 16 | Nov 2 | Apr 16 | Nov 2 |
| 2019 | Apr 2 | Nov 1 | Apr 2 | Nov 1 |
| 2018 | no data | Nov 10 | no data | Nov 10 |
| 2015 | Apr 6 | Nov 14 | Mar 30 | Nov 22 |
| 2014 | Apr 17 | Nov 2 | Mar 27 | Nov 2 |
| 2013 | Mar 28 | Oct 25 | Mar 28 | Nov 13 |
| 2012 | Apr 13 | Oct 20 | Mar 5 | Oct 20 |
| 2011 | Mar 12 | Oct 29 | Mar 7 | Nov 11 |
| 2005 | Mar 21 | no data | Mar 14 | no data |
| 2004 | Apr 14 | Nov 29 | Mar 11 | Dec 2 |
| 2003 | Apr 10 | Nov 14 | Apr 1 | Nov 25 |
"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.