Frost history / Coquille City, OR
Coquille City, OR: frost dates by year
Last spring and first fall frost at NOAA station USC00351836, 1972 to 2025, measured from daily minimum temperatures.
Elevation 23 ft, 43.187, -124.203. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Apr 4 | Nov 8 |
| Earliest | Feb 13 (2025) | Sep 27 (1972) |
| Latest | May 18 (2003) | Dec 21 (1983) |
| Trend | 4.0 days earlier per decade | 2.2 days later per decade |
| Years with data | 54 | 53 |
At 28°F (hard freeze) the median last spring date is Feb 9 and the median first fall date is Nov 26.
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 | Feb 13 | Nov 19 | Feb 13 | Nov 19 |
| 2024 | Mar 15 | Nov 28 | none | Nov 28 |
| 2023 | Apr 18 | Oct 28 | Feb 26 | Oct 28 |
| 2022 | Apr 16 | Nov 10 | Feb 26 | Nov 15 |
| 2021 | Apr 13 | Nov 17 | Jan 20 | none |
| 2020 | Apr 13 | Oct 22 | Feb 19 | Nov 9 |
| 2019 | Mar 15 | Oct 10 | Mar 10 | Nov 29 |
| 2018 | Apr 4 | Nov 8 | Feb 24 | Nov 9 |
| 2017 | Apr 1 | no data | Jan 7 | no data |
| 2016 | Feb 21 | Dec 1 | Jan 3 | Dec 1 |
| 2015 | Mar 10 | Nov 16 | Feb 23 | Nov 26 |
| 2014 | Mar 24 | Nov 17 | Jan 6 | Dec 31 |
| 2013 | Mar 24 | Nov 21 | Jan 22 | Nov 21 |
| 2012 | Apr 7 | Dec 18 | Jan 13 | none |
| 2011 | Apr 23 | Oct 26 | Feb 27 | Dec 1 |
| 2010 | May 6 | Nov 23 | none | Nov 25 |
| 2009 | Apr 24 | Nov 21 | Mar 12 | Dec 2 |
| 2008 | Apr 4 | Dec 5 | Apr 2 | Dec 16 |
| 2007 | Mar 30 | Oct 26 | Feb 2 | none |
| 2006 | Mar 13 | Oct 26 | Feb 21 | Oct 31 |
| 2005 | Mar 15 | Nov 9 | Feb 16 | Dec 6 |
| 2004 | Apr 2 | Nov 4 | none | Nov 4 |
| 2003 | May 18 | Oct 31 | Feb 9 | Oct 31 |
| 2002 | May 8 | Oct 11 | Mar 3 | Oct 30 |
| 2001 | Apr 15 | Oct 18 | Feb 15 | none |
| 2000 | Mar 30 | Nov 11 | none | Nov 12 |
| 1999 | Mar 12 | Oct 15 | Jan 25 | Dec 26 |
| 1998 | Mar 29 | Dec 9 | none | Dec 19 |
| 1997 | Apr 6 | Dec 2 | Jan 16 | Dec 25 |
| 1996 | Mar 28 | Dec 14 | none | Dec 19 |
| 1995 | Mar 26 | Nov 3 | none | Nov 3 |
| 1994 | Mar 23 | Nov 8 | Feb 9 | Nov 22 |
| 1993 | Mar 1 | Nov 1 | Mar 1 | Nov 8 |
| 1992 | Feb 16 | Oct 15 | none | Dec 4 |
| 1991 | Mar 26 | Oct 30 | Jan 31 | Oct 30 |
| 1990 | May 8 | Oct 12 | Feb 20 | Dec 20 |
| 1989 | Mar 4 | Oct 30 | Feb 9 | Dec 11 |
| 1988 | Apr 9 | Nov 30 | Feb 4 | Dec 15 |
| 1987 | Mar 28 | Oct 17 | Feb 26 | Dec 14 |
| 1986 | Apr 24 | Dec 7 | Feb 10 | none |
| 1985 | May 13 | Oct 8 | Feb 18 | Oct 9 |
| 1984 | Mar 4 | Nov 22 | Jan 18 | Dec 19 |
| 1983 | Apr 24 | Dec 21 | Jan 1 | Dec 22 |
| 1982 | May 4 | Nov 10 | Feb 11 | Nov 14 |
| 1981 | Apr 4 | Nov 4 | none | Nov 28 |
| 1980 | Apr 3 | Oct 22 | Jan 31 | Nov 13 |
| 1979 | Mar 8 | Nov 20 | Feb 3 | Nov 21 |
| 1978 | Apr 12 | Oct 31 | none | Nov 10 |
| 1977 | Apr 20 | Nov 4 | Feb 3 | Nov 8 |
| 1976 | Apr 26 | Nov 26 | Mar 5 | Nov 27 |
| 1975 | Apr 28 | Nov 12 | Jan 31 | none |
| 1974 | Apr 26 | Oct 5 | Mar 8 | Dec 24 |
| 1973 | Apr 28 | Nov 2 | Jan 26 | none |
| 1972 | Apr 30 | Sep 27 | Feb 3 | Dec 5 |
"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.