September State Temperature Averages

State September 2009 Coolest Warmest
Temperature Departure Rank Average Year Average Year
Connecticut 60.6 -1.1 27 57.9 1917 67.7 1961
Delaware 67.1 -1.0 42 62.8 1917 73.1 1930
Maine 54.9 -0.2 32 51.7 1978 62.7 1961
Maryland 65.8 -1.2 37 61.9 1917 72.3 1930
Massachusetts 59.4 -1.1 18 57.2 1963 66.8 1961
New Hampshire 55.8 -1.2 25 53.2 1918 64.5 1961
New Jersey 64.8 -0.7 51 59.2 1917 71.4 1961
New York 58.6 -0.2 41 55.0 1918 66.5 1961
Pennsylvania 61.1 -0.5 35 57.5 1918 67.8 1931
Rhode Island 62.0 -0.8 39 58.2 1917 67.5 1961
Vermont 55.9 -0.7 39 51.0 1913 65.1 1961
West Virginia 64.0 0.1 52 59.3 1918 69.9 1900
Northeast 59.8 -0.5 37 56.6 1918 66.8 1961

Rankings are for 115 years between 1895 and 2009. 1=coolest; 115=warmest.

September State Precipitation Averages

State September 2009 Driest Wettest
Precipitation Departure Pct Normal Rank Amount Year Amount Year
Connecticut 1.93 -2.43 44% 20 0.35 1914 13.89 1938
Delaware 5.58 1.39 133% 95 0.15 1941 11.59 1935
Maine 1.68 -2.00 45% 8 1.26 1948 9.10 1999
Maryland 4.05 0.01 100% 80 0.58 1941 10.45 1999
Massachusetts 2.28 -1.66 57% 33 0.58 1914 9.66 1933
New Hampshire 1.65 -2.01 45% 10 0.77 1914 9.81 1938
New Jersey 4.07 -0.07 98% 71 0.27 1941 9.78 1938
New York 2.54 -1.60 61% 24 1.18 1964 7.87 1977
Pennsylvania 2.74 -1.34 67% 40 0.79 1943 8.88 2004
Rhode Island 2.24 -1.56 58% 38 0.50 1959+ 9.51 2008
Vermont 2.67 -1.30 67% 34 0.96 1908 8.61 1999
West Virginia 3.24 -0.27 92% 66 0.69 1985 7.45 2004
Northeast 2.64 -1.30 66% 26 1.28 1914 7.44 1999

Rankings are for 115 years between 1895 and 2009. 1=driest; 115=wettest.

+ indicates extreme also occurred in one or more previous years.
Departures are calculated using the 1971-2000 normals.