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 | 36.7 | 45.9 | 69.5 | 2001 | 27.4 | 9.0 | 1976 |
2 | 36.3 | 46.2 | 61.5 | 1998 | 26.3 | -0.5 | 1967 |
3 | 37.0 | 46.9 | 68.0 | 1998 | 27.0 | 3.0 | 1976 |
4 | 36.7 | 46.2 | 72.0 | 1998 | 27.1 | 3.5 | 1966 |
5 | 36.9 | 45.6 | 68.5 | 2001 | 28.3 | 3.0 | 1966 |
6 | 37.7 | 46.5 | 68.5 | 2001 | 28.9 | 7.5 | 1976 |
7 | 36.6 | 46.1 | 76.5 | 1998 | 27.1 | 9.5 | 1955 |
8 | 36.0 | 44.6 | 63.0 | 1951 | 27.4 | 6.0 | 1964 |
9 | 35.0 | 44.5 | 67.0 | 1966 | 25.5 | 8.0 | 1949 |
10 | 35.1 | 43.8 | 60.0 | 1953 | 26.3 | 7.0 | 1968 |
11 | 34.8 | 43.1 | 68.0 | 1971 | 26.5 | -8.0 | 1958 |
12 | 35.0 | 43.0 | 60.0 | 1983 | 27.0 | 0.0 | 1958 |
13 | 35.0 | 43.1 | 64.0 | 1983 | 26.8 | -3.0 | 1982 |
14 | 34.0 | 42.3 | 58.0 | 1975 | 25.6 | -7.5 | 1958 |
15 | 33.8 | 42.5 | 61.0 | 1975 | 25.2 | 0.0 | 1960 |
16 | 34.5 | 42.8 | 65.0 | 1971 | 26.2 | 3.5 | 1988 |
17 | 33.0 | 42.6 | 64.0 | 1984 | 23.5 | 5.0 | 1962 |
18 | 31.8 | 41.1 | 60.0 | 1984 | 22.6 | 3.5 | 1980 |
19 | 30.7 | 39.8 | 57.0 | 1957 | 21.6 | 1.5 | 1960 |
20 | 31.6 | 40.1 | 60.0 | 1957 | 23.1 | 4.0 | 1985 |
21 | 32.2 | 39.9 | 61.0 | 1957 | 24.4 | 3.0 | 1955 |
22 | 32.0 | 40.6 | 58.5 | 1990 | 23.4 | -3.0 | 1958 |
23 | 33.0 | 41.4 | 58.5 | 1981 | 24.5 | 2.0 | 1960 |
24 | 32.7 | 41.1 | 57.5 | 1996 | 24.3 | -4.0 | 1975 |
25 | 31.7 | 40.7 | 61.0 | 1964 | 22.6 | -2.0 | 1975 |
26 | 31.6 | 40.1 | 68.0 | 1982 | 23.0 | -1.0 | 1980 |
27 | 29.1 | 37.2 | 62.5 | 1973 | 21.0 | -13.0 | 1950 |
28 | 30.6 | 40.2 | 60.0 | 1982 | 21.1 | -14.0 | 1950 |
29 | 32.9 | 41.7 | 69.0 | 1984 | 24.2 | 4.5 | 1955 |
30 | 31.1 | 40.1 | 61.0 | 1984 | 22.1 | -4.0 | 1963 |
31 | 29.9 | 39.1 | 63.0 | 1965 | 20.6 | -8.5 | 1963 |
Mean | 33.7 | 42.5 | 63.6 | 24.9 | 0.5 |