The following table lists the daily mean and record temperatures (°F) at Brookhaven National Laboratory for each day of the month. The period covered is from 1949 to 2006.
Maximum | Minimum | ||||||
Day | Mean | Average | High | Year | Average | Low | Year |
1 | 49.5 | 60.3 | 79.5 | 1982 | 38.6 | 19.5 | 1975 |
2 | 49.6 | 60.0 | 81.0 | 1950 | 39.2 | 22.0 | 1965 |
3 | 49.1 | 59.3 | 77.5 | 2003 | 39.0 | 19.0 | 1965 |
4 | 48.4 | 58.4 | 75.0 | 1975 | 38.3 | 18.0 | 1952 |
5 | 46.4 | 56.1 | 72.0 | 1961 | 36.6 | 19.0 | 1951 |
6 | 45.0 | 54.2 | 71.0 | 1959 | 35.8 | 19.5 | 1967 |
7 | 44.8 | 55.3 | 68.5 | 1996 | 34.3 | 16.0 | 1967 |
8 | 44.5 | 54.8 | 67.0 | 1949 | 34.2 | 16.0 | 1960 |
9 | 44.6 | 55.4 | 73.0 | 1975 | 33.9 | 14.0 | 1952 |
10 | 44.6 | 54.2 | 72.5 | 1999 | 35.0 | 14.5 | 1954 |
11 | 43.6 | 53.7 | 73.0 | 1949 | 33.4 | 9.5 | 1956 |
12 | 43.7 | 53.2 | 67.5 | 1964 | 34.2 | 18.0 | 1961 |
13 | 41.9 | 51.8 | 70.0 | 1964 | 32.0 | 15.0 | 1950 |
14 | 44.0 | 53.7 | 70.0 | 1993 | 34.4 | 16.0 | 1986 |
15 | 43.8 | 53.7 | 78.0 | 1993 | 33.9 | 15.0 | 1950 |
16 | 43.5 | 53.4 | 71.0 | 1990, 2001 | 33.6 | 15.5 | 1967 |
17 | 42.9 | 53.0 | 68.0 | 1953 | 32.7 | 15.5 | 1967 |
18 | 42.1 | 51.9 | 70.0 | 1987 | 32.2 | 21.5 | 1995 |
19 | 41.5 | 51.5 | 68.0 | 1953 | 31.6 | 18.0 | 1950 |
20 | 41.9 | 51.8 | 70.0 | 1953 | 32.1 | 15.0 | 1966 |
21 | 41.3 | 51.3 | 66.0 | 1953 | 31.3 | 16.0 | 1951 |
22 | 39.9 | 48.6 | 70.0 | 1953 | 31.2 | 13.0 | 1969 |
23 | 39.5 | 49.8 | 67.0 | 1992 | 29.2 | 9.0 | 1989 |
24 | 40.9 | 50.6 | 69.0 | 1979 | 31.3 | 8.0 | 1989 |
25 | 39.4 | 49.7 | 70.0 | 1979 | 29.1 | 9.0 | 1956 |
26 | 41.1 | 50.9 | 67.0 | 1999 | 31.2 | 12.5 | 1993 |
27 | 40.1 | 50.2 | 64.0 | 1999 | 30.0 | 10.0 | 1949 |
28 | 42.1 | 51.4 | 66.0 | 1995 | 32.8 | 12.5 | 1982 |
29 | 40.2 | 49.1 | 65.5 | 1957 | 31.3 | 16.5 | 1996 |
30 | 37.6 | 46.4 | 65.5 | 2001 | 28.9 | 13.5 | 1967 |
Mean | 43.2 | 53.1 | 70.4 | 33.4 | 15.2 |