Frost history / Millbrook 3 W, NY
Millbrook 3 W, NY: frost dates by year
Last spring and first fall frost at NOAA station USW00064756, 2005 to 2024, measured from daily minimum temperatures.
Elevation 413 ft, 41.786, -73.742. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | May 11 | Oct 11 |
| Earliest | Apr 24 (2018) | Sep 21 (2020) |
| Latest | May 29 (2008) | Oct 29 (2021) |
| Trend | 3.8 days earlier per decade | 0.5 days later per decade |
| Years with data | 20 | 20 |
At 28°F (hard freeze) the median last spring date is Apr 25 and the median first fall date is Oct 28.
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 |
|---|---|---|---|---|
| 2024 | Apr 26 | Oct 11 | Apr 26 | Oct 15 |
| 2023 | May 18 | Oct 24 | May 18 | Nov 2 |
| 2022 | May 9 | Oct 9 | Apr 30 | Oct 29 |
| 2021 | May 13 | Oct 29 | Apr 4 | Nov 3 |
| 2020 | May 14 | Sep 21 | May 14 | Oct 30 |
| 2019 | Apr 29 | Oct 5 | Apr 2 | Nov 2 |
| 2018 | Apr 24 | Oct 18 | Apr 23 | Oct 18 |
| 2017 | May 11 | Oct 17 | Apr 9 | Nov 1 |
| 2016 | May 10 | Oct 11 | Apr 15 | Oct 15 |
| 2015 | May 14 | Oct 11 | Apr 25 | Oct 17 |
| 2014 | Apr 25 | Oct 12 | Apr 25 | Oct 20 |
| 2013 | May 15 | Oct 23 | May 14 | Oct 28 |
| 2012 | Apr 30 | Oct 12 | Apr 30 | Oct 13 |
| 2011 | May 6 | Oct 6 | Apr 22 | Oct 28 |
| 2010 | May 11 | Oct 10 | May 11 | Nov 2 |
| 2009 | May 19 | Oct 11 | Apr 24 | Oct 12 |
| 2008 | May 29 | Oct 4 | May 1 | Oct 18 |
| 2007 | May 14 | Oct 13 | Apr 11 | Oct 29 |
| 2006 | May 1 | Oct 13 | Apr 7 | Oct 16 |
| 2005 | May 13 | Oct 21 | May 13 | Oct 30 |
"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.