Frost history / Bowie, AZ
Bowie, AZ: frost dates by year
Last spring and first fall frost at NOAA station USC00020958, 1951 to 2012, measured from daily minimum temperatures.
Elevation 3,777 ft, 32.325, -109.492. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Apr 1 | Nov 6 |
| Earliest | Mar 2 (1997) | Oct 13 (1997) |
| Latest | May 9 (1964) | Nov 28 (1995) |
| Trend | 1.6 days earlier per decade | little change (less than half a day per decade) |
| Years with data | 52 | 51 |
At 28°F (hard freeze) the median last spring date is Mar 7 and the median first fall date is Nov 19.
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 |
|---|---|---|---|---|
| 2012 | Apr 15 | no data | Mar 20 | no data |
| 2010 | Apr 7 | no data | Mar 29 | no data |
| 2008 | Mar 18 | no data | Mar 18 | no data |
| 2007 | no data | Nov 25 | no data | Nov 25 |
| 2006 | Mar 20 | Oct 28 | Mar 14 | Nov 30 |
| 2005 | Apr 2 | Nov 18 | Feb 2 | Nov 21 |
| 2004 | Mar 6 | Nov 2 | Feb 14 | Nov 2 |
| 2003 | Mar 29 | Nov 4 | Feb 10 | Nov 23 |
| 2002 | Mar 20 | Nov 6 | Mar 5 | Nov 17 |
| 2001 | Apr 11 | no data | Feb 28 | no data |
| 2000 | Apr 1 | no data | Mar 21 | no data |
| 1999 | Apr 10 | Oct 18 | Apr 5 | Nov 23 |
| 1998 | Apr 17 | Nov 10 | Mar 9 | Dec 7 |
| 1997 | Mar 2 | Oct 13 | Feb 10 | Oct 26 |
| 1996 | Apr 7 | Oct 22 | Mar 2 | Oct 22 |
| 1995 | no data | Nov 28 | no data | Nov 28 |
| 1994 | Mar 28 | Nov 5 | Feb 24 | Nov 23 |
| 1993 | Mar 13 | Nov 16 | Feb 3 | Nov 26 |
| 1992 | Mar 10 | Nov 6 | Jan 24 | Nov 12 |
| 1991 | Apr 13 | Oct 29 | Mar 17 | Oct 29 |
| 1990 | Mar 17 | Nov 5 | Mar 14 | Nov 28 |
| 1989 | Mar 22 | Oct 30 | Jan 30 | Dec 1 |
| 1988 | Apr 1 | Nov 16 | Mar 15 | Nov 16 |
| 1987 | Mar 31 | Nov 16 | Mar 31 | Nov 20 |
| 1986 | Mar 19 | Nov 9 | Feb 11 | Nov 24 |
| 1985 | Mar 30 | Nov 14 | Mar 5 | Nov 15 |
| 1984 | Apr 27 | Nov 20 | Mar 7 | Nov 27 |
| 1983 | Apr 15 | Nov 20 | Apr 14 | Nov 23 |
| 1982 | Mar 21 | Oct 29 | Mar 7 | Nov 5 |
| 1981 | Apr 5 | Nov 4 | Feb 23 | Dec 2 |
| 1980 | Apr 14 | Oct 17 | Feb 12 | Oct 17 |
| 1979 | Apr 11 | Oct 31 | Mar 4 | Nov 2 |
| 1978 | Apr 10 | Nov 16 | Feb 22 | Nov 17 |
| 1977 | Apr 4 | Nov 9 | Apr 4 | Dec 20 |
| 1976 | Apr 18 | Oct 29 | Apr 18 | Nov 13 |
| 1975 | Apr 28 | Nov 12 | Mar 27 | Nov 20 |
| 1974 | Mar 11 | Nov 4 | Mar 11 | Nov 26 |
| 1973 | Apr 9 | Nov 15 | Feb 19 | Nov 21 |
| 1972 | Mar 31 | Nov 1 | Feb 13 | Nov 1 |
| 1971 | Mar 19 | Oct 26 | Mar 7 | Oct 30 |
| 1970 | Mar 28 | Oct 28 | Feb 19 | Oct 28 |
| 1969 | no data | Nov 18 | no data | Nov 18 |
| 1964 | May 9 | Nov 4 | Mar 26 | Nov 7 |
| 1963 | Apr 19 | Nov 19 | Mar 20 | Nov 27 |
| 1962 | Mar 25 | Nov 9 | Mar 16 | Nov 20 |
| 1961 | Mar 30 | Nov 14 | Mar 8 | Nov 15 |
| 1960 | Apr 25 | Nov 16 | Mar 17 | Nov 16 |
| 1959 | Mar 22 | Oct 31 | Mar 12 | Nov 27 |
| 1958 | Apr 6 | Oct 31 | Feb 28 | Nov 17 |
| 1957 | Mar 25 | Nov 8 | Feb 2 | Nov 18 |
| 1956 | Apr 5 | Oct 30 | Mar 16 | Nov 3 |
| 1955 | Apr 6 | Nov 9 | Mar 28 | Nov 9 |
| 1954 | Mar 19 | Nov 6 | Mar 13 | Nov 18 |
| 1953 | Apr 13 | Nov 19 | Mar 5 | Nov 19 |
| 1952 | Mar 24 | Nov 11 | Mar 24 | Nov 19 |
| 1951 | no data | Nov 3 | no data | 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.