Frost history / Escondido #2, CA
Escondido #2, CA: frost dates by year
Last spring and first fall frost at NOAA station USC00042863, 1979 to 2025, measured from daily minimum temperatures.
Elevation 600 ft, 33.121, -117.090. Download the data (JSON) · NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Jan 27 | Dec 7 |
| Earliest | Jan 1 (2015) | Nov 19 (1994) |
| Latest | Feb 16 (1990) | Dec 27 (1988) |
| Trend | 3.4 days earlier per decade | 2.8 days later per decade |
| Years with data | 36, 20 with no freeze | 38, 27 with no freeze |
At 28°F (hard freeze) the median last spring date is Jan 31 and the median first fall date is Dec 24.
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 | none | none | none | none |
| 2024 | none | none | none | none |
| 2023 | none | none | none | none |
| 2022 | none | none | none | none |
| 2021 | none | none | none | none |
| 2020 | none | none | none | none |
| 2019 | none | none | none | none |
| 2018 | none | none | none | none |
| 2017 | none | none | none | none |
| 2016 | none | none | none | none |
| 2015 | Jan 1 | none | none | none |
| 2014 | none | none | none | none |
| 2013 | Jan 15 | none | none | none |
| 2012 | none | none | none | none |
| 2011 | Feb 3 | none | none | none |
| 2002 | Feb 3 | none | Jan 31 | none |
| 2001 | Jan 17 | none | none | none |
| 2000 | none | none | none | none |
| 1999 | none | none | none | none |
| 1998 | none | Dec 7 | none | none |
| 1997 | none | none | none | none |
| 1996 | none | none | none | none |
| 1995 | none | none | none | none |
| 1994 | none | Nov 19 | none | none |
| 1993 | Jan 4 | none | Jan 4 | none |
| 1992 | no data | Dec 20 | no data | none |
| 1991 | none | Dec 1 | none | none |
| 1990 | Feb 16 | Dec 22 | Feb 15 | Dec 23 |
| 1989 | Feb 6 | none | none | none |
| 1988 | Jan 21 | Dec 27 | none | none |
| 1987 | Jan 22 | Nov 27 | Jan 17 | Dec 25 |
| 1986 | Feb 10 | none | none | none |
| 1985 | Feb 5 | Dec 12 | Feb 5 | none |
| 1984 | no data | Dec 15 | no data | none |
| 1983 | Jan 2 | no data | none | no data |
| 1982 | Jan 8 | Dec 3 | none | none |
| 1981 | Feb 1 | none | none | none |
| 1980 | Feb 11 | none | none | none |
| 1979 | no data | Nov 21 | no data | none |
"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 1991–2020 frost probabilities.