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January Temperature Statistics

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 31.2 40.2 62.0 1966 22.2 7.5 1956
2 31.2 40.0 57.0 2000 22.5 -5.0 1956
3 32.5 40.4 66.0 2000 24.5 4.5 1968
4 32.2 39.6 64.5 1998 24.9 3.5 1981
5 30.3 38.7 60.0 1993 22.0 3.5 1981
6 29.2 38.5 56.0 1950 19.9 0.0 1976
7 30.4 38.4 54.5 1995 22.4 3.5 1980
8 28.5 36.4 61.0 1998 20.7 -5.5 1981
9 28.4 37.1 62.0 1965 19.6 -10.0 1981
10 29.3 37.2 57.0 1983 21.3 -2.0 1988
11 28.0 36.1 60.0 1975 19.9 -12.0 1988
12 27.6 36.5 55.5 2006 18.8 -11.0 1981
13 28.7 38.1 59.5 1995 19.2 -10.0 1954
14 28.1 37.4 65.0 1995 18.7 -12.0 1954
15 28.7 37.4 65.5 1995 20.1 -11.0 1965
16 27.9 37.1 62.0 1953 18.8 -5.0 1988
17 27.3 37.4 55.5 1990 17.2 -2.5 1957
18 27.5 36.9 62.5 1973 18.0 -10.5 1957
19 27.4 36.3 62.0 1951 18.6 -5.0 1971
20 28.6 37.3 56.0 1951 19.8 0.5 1994
21 27.6 36.8 57.0 2006 18.3 -15.0 1961
22 28.7 39.4 57.0 1966 18.1 -23.0 1961
23 30.9 41.0 59.5 1999 20.9 -8.5 1970
24 31.0 39.9 66.0 1966 22.1 -1.5 1978
25 31.1 39.4 56.5 1966 22.8 -1.5 1963
26 31.0 39.4 60.0 1950 22.5 1.0 1982
27 29.6 38.4 66.5 1973 20.9 -3.0 1987
28 27.7 36.9 63.0 2002 18.5 -6.0 1987
29 28.2 37.4 69.5 2002 19.1 -2.0 1961
30 29.5 38.7 61.5 2006 20.3 -6.0 1952
31 27.7 36.9 55.0 1973 18.6 -9.0 1952
Mean 29.2 38.1 60.5 36.9 -4.9