NRCC Northeast Regional Climate Center  

May State Temperature Averages

State May 2002 Coolest Warmest
Temperature Departure Rank Average Year Average Year
Connecticut 55.8 -2.0 37 49.8 1917 63.1 1991
Delaware 62.5 -0.3 57 56.2 1917 68.8 1991
Maine 48.7 -2.6 14 44.3 1967 57.6 1911
Maryland 61.8 -0.6 50 56.5 1967+ 68.5 1991
Massachusetts 54.4 -1.8 31 48.8 1917 61.4 1944
New Hampshire 51.2 -2.9 25 45.0 1917 59.7 1911
New Jersey 59.5 -1.0 39 53.5 1917 66.1 1991
New York 51.5 -3.8 12 46.9 1917 61.6 1911
Pennsylvania 55.1 -2.6 19 51.0 1967 64.8 1944
Rhode Island 56.0 -0.5 58 48.1 1917 60.8 1991
Vermont 49.7 -4.3 12 44.8 1917 59.9 1975
West Virginia 58.0 -1.9 24 54.3 1997 67.3 1896
Northeast 53.7 -2.7 17 49.5 1917 62.1 1911

Rankings are for 108 years between 1895 and 2002. 1=coolest; 108=warmest.

May State Precipitation Averages

State May 2002 Driest Wettest
Precipitation Departure Pct Normal Rank Amount Year Amount Year
Connecticut 5.13 0.80 118% 87 0.60 1903 10.42 1984
Delaware 3.72 -0.46 88% 56 0.34 1964 10.80 1948
Maine 3.38 -0.26 92% 60 0.77 1903 7.16 1984
Maryland 3.25 -1.02 76% 45 0.80 1964 7.62 1989
Massachusetts 5.68 1.77 145% 100 0.75 1903 8.77 1984
New Hampshire 4.40 0.64 117% 77 0.69 1903 9.58 1984
New Jersey 4.21 -0.07 98% 73 0.53 1903 8.29 1984
New York 5.24 1.56 142% 100 0.64 1903 7.03 1984
Pennsylvania 5.76 1.69 141% 99 1.43 1903 7.63 1989
Rhode Island 5.45 1.73 146% 98 0.68 1939 9.00 1948
Vermont 4.48 0.64 116% 81 0.41 1903 8.47 1984
West Virginia 5.09 0.52 111% 80 1.46 1911 9.26 1996
Northeast 4.84 0.87 122% 90 1.23 1903 6.91 1984

Rankings are for 108 years between 1895 and 2002. 1=driest; 108=wettest.

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