All-Time Daily High & Lows By Month
                         
Temperatures (°F)
Record January February March April May June July August September October November December
High Maximum
 Temperature		 65° 64° 74° 86° 91° 95° 98° 99° 93° 85° 74° 68°
Jan 24 1967 Feb 27 1976 Mar 13 1990 Apr 26 2009 May 26 2010 Jun 26 1952 Jul 6 2010 Aug 2 1975 Sep 7 1983 Oct 6 1946 Nov 2 1950 Dec 4 1998
Low Maximum
 Temperature		 6° 5° 20° 26° 42° 48° 60° 62° 51° 38° 24° 5°
Jan 16 1994 Feb 5 1918 Mar 18 1967 Apr 7 1982 May 6 1917 Jun 2 1907 Jul 3 1914 Aug 27 1927 Sep 30 1992 Oct 30 1925 Nov 30 1929 Dec 30 1917
Low Minimum
 Temperature		 -9° -11° 2° 12° 29° 40° 47° 41° 35° 24° 11° -10°
Jan 18 1982 Feb 9 1934 Mar 4 1950 Apr 1 1923 May 9 1956 Jun 1 1945 Jul 2 1962 Aug 31 1965 Sep 28 1960 Aug 30 1962 Nov 27 1932 Dec 30 1917
High Minimum
 Temperature		 52° 46° 50° 56° 67° 72° 78° 77° 73° 69° 61° 57°
Jan 6 2007 Feb 23 1990 Mar 17 1990 Apr 17 2002 May 31 1987 Jun 8 1999 Jul 5 1999 Aug 2 2006 Sep 4 1959 Oct 8 2005 Nov 2 1971 Dec 1 2006
High Mean
 Temperature		 55° 52° 59° 71° 78° 82° 87° 87° 82° 75° 65° 60°
Jan 6 2007 Feb 24 2000 May 31 1998 Apr 17 2002 May 31 1929 Jun 26 1952 Jul 5 1999 Aug 2 1975 Sep 7 1983 Oct 2 1927 Nov 10 1999 Dec 1 2006
Low Mean
 Temperature		 1° -2° 13° 22° 38° 46° 57° 53° 45° 33° 19° -2°
Jan 18 1982 Feb 11 1979 Mar 3 1950 Apr 7 1982 May 6 1917 Jun 2 1907 Jul 5 1933 Aug 31 1965 Sep 30 1992 Oct 27 1936 Nov 30 1929 Dec 30 1917
High Midnight
 Temperature		 56° 54° 64° 73° 75° 79° 82° 79° 76° 75° 67° 61°
Jan 12 1975 Feb 23 1990 Mar 30 1981 Apr 28 1990 May 31 1987 Jun 17 1957 Jul 5 1990 Aug 14 1988 Sep 17 1991 Oct 1 1986 Nov 5 1982 Dec 1 2001
Low Midnight
 Temperature		 -5° -2° 5° 19° 34° 45° 53° 49° 39° 28° 18° -3°
Jan 16 2004 Feb 12 1979 Mar 4 1950 Apr 7 1982 May 10 1977 Jun 12 1980 Jul 1 1988 Aug 30 1986 Sep 22 1962 Oct 28 1976 Nov 22 1987 Dec 26 1980
Temperature Departure/Difference (°F)
High Temperature
 Departure		 +25° +21° +19° +24° +20° +18° +18° +16° +16° +16° +19° +22°
Jan 6 2007 Feb 15 1984 Mar 5 1974 Apr 20 1927 May 4 2001 Jun 8 1999 Jul 5 1999 Aug 28 1948 Sep 22 1980 Oct 22 1979 Nov 22 1931 Dec 20 1957
Low Temperature
 Departure		 -29° -30° -24° -22° -16° -16° -13° -15° -15° -19° -23° -33°
Jan 18 1982 Feb 15 1943 Mar 29 1923 Apr 7 1982 May 26 1967 Jun 2 1907 Jul 6 1956 Aug 31 1965 Sep 30 1992 Oct 27 1936 Nov 16 1933 Dec 30 2017
High Temperature
 Difference		 42° 41° 38° 37° 39° 35° 32° 31° 35° 36° 37° 39°
Jan 23 1982 Feb 2 1976 Mar 13 1990 Apr 12 1977 May 21 1992 Jun 25 1963 Jul 2 1962 Aug 26 1955 Sep 28 1980 Oct 17 1953 Nov 11 1956 Dec 25 1980
Low Temperature
 Difference		 2° 2° 2° 2° 2° 2° 3° 2° 2° 2° 2° 2°
Jan 10 1956 Feb 24 1920 Mar 14 1956 Apr 26 1955 May 16 1926 Jun 24 2006 Jul 29 1926 Aug 29 2006 Sep 12 1996 Oct 8 2005 Nov 14 1961 Dec 23 1923
Degree Days
High Heating 64 67 52 43 27 19 8 12 20 32 46 67
Degree Days Jan 18 1992 Feb 9 1934 Mar 3 1950 Apr 7 1982 May 6 1917 Jun 7 1907 Jul 5 1933 Aug 31 1965 Sep 30 1992 Oct 27 1936 Nov 30 1929 Dec 30 1917
Low Heating 10 13 6               0 5
Degree Days Jan 6 2007 Feb 24 2000 Mar 31 1998               Nov 10 1999 Dec 1 2006
High Cooling       6 13 17 22 22 17 10    
Degree Days Apr 17 2002 May 31 1929 Jun 26 1952 Jul 5 1999 Aug 2 1975 Sep 7 1983 Oct 2 2027
Precipitation (inches)
High Liquid 2.71 3.20 4.54 3.29 4.87 3.86 3.02 5.58 7.81 3.38 3.42 3.13
Day Jan 14 1978 Feb 21 1898 Mar 30 2001 Apr 15 1964 May 31 1984 Jun 13 1998 Jul 26 2001 Aug 9 1992 Sep 20 1960 Oct 18 1932 Nov 13 1975 Dec 17 1973
High Liquid 0.56 1.02 1.21 0.94 1.07 1.41 1.12 2.44 1.65 1.58 0.84 0.96
1 Hour Jan 21 1979 Feb 18 1998 Mar 22 1980 Apr 29 1980 May 13 2006 Jun 5 2010 Jul 12 1993 Aug 29 1997 Sep 20 1960 Oct 26 2002 Nov 18 1994 Dec 3 1986
High Snow 15.5 17.9 15.4 8.0 1.7         0.7 8.1 16.0
Day Jan 23 2005 Feb 4 1961 Mar 8 1941 Apr 9 1917 May 9 1977 Oct 10 1979 Nov 12 1987 Dec 20 2009
High Snow Depth 27 28 21 9 2           8 20
(Inches) Jan 29 2005 Feb 5 1961 Mar 20 1956 Apr 1 1970 May 10 1977 Nov 24 1989 Dec 21 2009
Humidity (%)
Low Maximum 38% 37% 34% 38% 33% 52% 51% 56% 59% 44% 42% 35%
Humidity Jan 30 1980 Feb 25 1982 Mar 3 1980 Apr 5 1976 May 8 1950 Jun 3 1953 Jul 1 1978 Aug 15 1968 Sep 28 1957 Oct 29 1983 Nov 29 1979 Dec 26 1968
Low Minimum 19% 13% 12% 13% 13% 20% 23% 26% 23% 17% 9% 16%
Humidity Jan 23 1962 Feb 27 2004 Mar 30 2007 Apr 23 2007 May 7 1995 Jun 23 1993 Jul 3 1953 Aug 9 1999 Sep 12 2004 Oct 29 1991 Nov 17 1996 Dec 30 1994
High Minimum 100% 97% 97% 98% 97% 98% 97% 98% 98% 98% 98% 96%
Humidity Jan 13 2005 Feb 16 1990 Mar 31 1987 Apr 17 1987 May 11 1989 Jun 27 1987 Jul 30 1976 Aug 9 1976 Sep 17 1993 Oct 17 1993 Nov 25 1992 Dec 18 1996
High Mean 100% 99% 99% 99% 99% 99% 99% 99% 99% 99% 99% 98%
Humidity Jan 13 2005 Feb 16 1990 Mar31 1987 Apr 30 1990 May 11 1989 Jun 13 1998 Jul 30 1976 Aug 9 1976 Sep 27 1993 Oct 10 1998 Nov 25 1992 Dec 10 2004
Low Mean 32% 30% 25% 28% 24% 39% 40% 45% 42% 38% 29% 29%
Humidity Jan 31 1981 Feb 25 1982 Mar 3 1980 Apr 10 1997 May 8 1950 Jun 23 1993 Jul 1 1978 Aug 15 1968 Sep 28 1957 Oct 29 1991 Nov 17 1996 Dec 26 1968
Record Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Continued on page 2 > > >
Updated: Sunday, July 18, 2010
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