Frost history / Langley Afb, VA
Langley Afb, VA: frost dates by year
Last spring and first fall frost at NOAA station USW00013702, 1951 to 2007, measured from daily minimum temperatures.
Elevation 10 ft, 37.083, -76.350. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Mar 25 | Nov 18 |
| Earliest | Feb 22 (1977) | Oct 27 (1962) |
| Latest | Apr 21 (1961) | Dec 12 (1982) |
| Trend | 1.8 days later per decade | little change (less than half a day per decade) |
| Years with data | 46 | 47 |
At 28°F (hard freeze) the median last spring date is Mar 12 and the median first fall date is Nov 27.
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 |
|---|---|---|---|---|
| 2007 | Apr 10 | no data | Apr 8 | no data |
| 2006 | no data | Nov 4 | no data | Dec 4 |
| 2002 | Mar 23 | Dec 1 | Mar 23 | Dec 2 |
| 2001 | Apr 19 | Nov 12 | Mar 28 | Nov 13 |
| 1999 | Mar 16 | Nov 4 | Mar 9 | Nov 18 |
| 1998 | Mar 13 | Nov 8 | Mar 13 | Dec 15 |
| 1997 | Apr 10 | Nov 17 | Feb 12 | Nov 17 |
| 1996 | Mar 24 | Nov 4 | Mar 24 | Nov 12 |
| 1995 | Apr 3 | no data | Mar 10 | no data |
| 1994 | Mar 20 | Dec 2 | Feb 28 | none |
| 1993 | Mar 20 | Nov 21 | Mar 18 | Dec 12 |
| 1992 | Apr 4 | no data | Mar 24 | no data |
| 1991 | no data | Nov 5 | no data | Nov 6 |
| 1990 | Apr 8 | Nov 19 | Feb 27 | none |
| 1989 | no data | Nov 17 | no data | Nov 23 |
| 1988 | Mar 22 | Nov 25 | Mar 22 | Dec 11 |
| 1987 | Mar 25 | Nov 21 | Mar 6 | Dec 30 |
| 1986 | Mar 23 | Nov 13 | Mar 8 | Nov 14 |
| 1985 | Apr 10 | no data | Mar 19 | no data |
| 1984 | Mar 12 | Nov 18 | Mar 10 | Dec 7 |
| 1983 | Apr 18 | Dec 9 | Feb 12 | Dec 24 |
| 1982 | Apr 7 | Dec 12 | Mar 29 | Dec 13 |
| 1981 | Mar 26 | Nov 22 | Mar 20 | Nov 23 |
| 1980 | no data | Nov 19 | no data | Dec 14 |
| 1979 | Mar 16 | Nov 29 | Feb 20 | Nov 30 |
| 1978 | no data | Dec 10 | no data | Dec 28 |
| 1977 | Feb 22 | Nov 14 | Feb 18 | Nov 27 |
| 1976 | Mar 18 | Nov 2 | Mar 18 | Nov 8 |
| 1975 | Mar 27 | Nov 29 | Mar 9 | Dec 18 |
| 1974 | Mar 25 | Nov 26 | Mar 15 | Nov 27 |
| 1972 | no data | Nov 23 | no data | Nov 24 |
| 1971 | Mar 25 | no data | Mar 10 | no data |
| 1970 | Apr 8 | Nov 18 | Mar 16 | Nov 23 |
| 1969 | Mar 16 | Nov 15 | Mar 16 | Nov 16 |
| 1968 | Mar 24 | Nov 21 | Mar 14 | Dec 8 |
| 1967 | Mar 20 | Nov 6 | Mar 20 | Nov 8 |
| 1966 | Apr 11 | Oct 31 | Mar 29 | Dec 3 |
| 1965 | Apr 5 | Oct 29 | Mar 21 | Nov 20 |
| 1964 | Apr 5 | Nov 22 | Mar 31 | Nov 22 |
| 1963 | Mar 23 | Nov 16 | Feb 28 | Nov 26 |
| 1962 | Apr 4 | Oct 27 | Mar 4 | Oct 27 |
| 1961 | Apr 21 | Nov 10 | Mar 11 | Nov 29 |
| 1960 | Mar 27 | Nov 8 | Mar 14 | Nov 8 |
| 1959 | Mar 18 | Nov 18 | Feb 22 | Nov 18 |
| 1958 | Mar 5 | Nov 30 | Feb 21 | Nov 30 |
| 1957 | Feb 23 | Nov 10 | Feb 22 | Dec 11 |
| 1956 | Mar 25 | Nov 23 | Mar 25 | Nov 24 |
| 1955 | Mar 28 | Nov 6 | Mar 27 | Nov 29 |
| 1954 | Mar 22 | Nov 30 | Mar 7 | Dec 6 |
| 1953 | Mar 9 | Nov 29 | Feb 18 | Dec 17 |
| 1952 | Mar 16 | Nov 29 | Feb 15 | Dec 16 |
| 1951 | Mar 27 | Nov 18 | Feb 10 | Nov 19 |
"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.