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Climate Division Plots
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Climate Division Information
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Total Precipitation in inches by month for climate divisions

Climatology by state based on climate division data: 1971-2000

State Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total
Alabama 5.91 5.18 6.65 4.77 4.69 4.59 5.39 3.90 4.26 3.16 4.79 5.01 58.28
Arizona 1.30 1.25 1.35 0.54 0.42 0.31 1.74 2.09 1.30 1.20 0.97 1.13 13.61
Arkansas 3.65 3.61 4.93 4.82 5.20 4.31 3.52 2.87 3.72 4.08 5.34 4.72 50.78
California 4.14 3.95 3.55 1.40 0.83 0.32 0.19 0.30 0.58 1.20 2.63 3.11 22.20
Colorado 0.79 0.75 1.29 1.47 1.92 1.44 2.01 1.95 1.35 1.20 1.03 0.77 15.97
Connecticut 4.30 3.23 4.42 4.30 4.33 4.05 4.19 4.39 4.36 4.31 4.42 4.08 50.39
Delaware 3.92 3.10 4.34 3.51 4.18 3.52 4.05 4.63 4.19 3.38 3.31 3.55 45.68
Florida 3.61 3.17 4.13 2.84 3.92 6.94 7.19 7.26 6.39 3.46 2.88 2.76 54.57
Georgia 5.20 4.49 5.28 3.62 3.58 4.44 5.05 4.66 3.89 3.01 3.55 3.94 50.72
Idaho 2.12 1.72 1.73 1.56 1.97 1.51 0.92 0.84 1.08 1.30 2.07 2.14 18.96
Illinois 1.97 1.99 3.22 3.83 4.31 4.12 3.94 3.69 3.24 2.87 3.41 2.74 39.32
Indiana 2.44 2.31 3.40 3.96 4.47 4.25 4.20 3.88 3.18 2.92 3.62 3.09 41.72
Iowa 0.95 0.98 2.20 3.33 4.23 4.62 4.27 4.18 3.40 2.51 2.13 1.24 34.05
Kansas 0.77 0.91 2.25 2.59 4.18 3.88 3.61 3.16 2.68 2.18 1.73 0.98 28.92
Kentucky 3.77 3.77 4.60 4.19 5.05 4.34 4.47 3.71 3.49 3.13 4.09 4.38 48.98
Louisiana 5.91 4.66 5.32 4.89 5.46 5.20 5.15 4.47 4.55 4.05 5.06 5.38 60.09
Maine 3.46 2.52 3.37 3.46 3.64 3.77 3.74 3.61 3.68 3.70 3.82 3.51 42.28
Maryland 3.66 3.03 4.09 3.43 4.27 3.80 4.11 4.01 4.04 3.38 3.41 3.41 44.64
Massachusetts 4.17 3.34 4.16 4.11 3.91 3.84 3.83 4.02 3.94 4.16 4.35 4.05 47.88
Michigan 2.02 1.45 2.22 2.69 2.94 3.23 3.15 3.58 3.65 2.85 2.77 2.28 32.84
Minnesota 0.86 0.64 1.45 2.06 3.06 4.17 3.95 3.69 2.91 2.29 1.58 0.77 27.44
Mississippi 5.92 4.96 6.30 5.61 5.39 4.47 4.80 3.67 3.81 3.45 5.19 5.64 59.23
Missouri 1.95 2.15 3.51 4.04 4.82 4.26 3.96 3.58 3.97 3.36 3.82 2.81 42.23
Montana 0.80 0.60 0.90 1.30 2.34 2.40 1.65 1.35 1.33 1.05 0.86 0.80 15.37
Nebraska 0.51 0.60 1.66 2.38 3.75 3.45 3.27 2.63 2.10 1.56 1.16 0.57 23.63
Nevada 0.96 0.92 1.09 0.76 1.01 0.63 0.51 0.63 0.71 0.75 0.81 0.76 9.54
New Hampshire 3.42 2.62 3.37 3.50 3.76 3.85 3.94 3.97 3.66 3.95 3.93 3.44 43.42
New Jersey 3.94 2.96 4.18 3.93 4.28 3.77 4.46 4.57 4.14 3.51 3.70 3.71 47.15
New Mexico 0.67 0.60 0.71 0.63 1.11 1.23 2.27 2.64 1.82 1.34 0.83 0.78 14.63
New York 2.99 2.41 3.12 3.42 3.68 4.00 3.81 3.86 4.14 3.48 3.74 3.24 41.90
North Carolina 4.51 3.71 4.67 3.47 4.28 4.40 5.04 4.97 4.78 3.61 3.45 3.57 50.45
North Dakota 0.50 0.45 0.80 1.40 2.31 3.19 2.75 2.10 1.74 1.41 0.73 0.44 17.82
Ohio 2.51 2.27 3.06 3.47 4.06 4.10 4.09 3.77 3.10 2.62 3.16 2.93 39.16
Oklahoma 1.48 1.78 3.07 3.32 5.13 4.24 2.73 2.75 3.80 3.39 2.79 2.05 36.55
Oregon 3.79 3.16 2.93 2.18 1.88 1.27 0.62 0.73 1.07 1.90 3.97 4.06 27.55
Pennsylvania 3.04 2.58 3.41 3.55 4.07 4.45 4.15 3.78 4.08 3.18 3.58 3.16 43.02
Rhode Island 4.45 3.63 4.65 4.32 3.72 3.52 3.20 3.99 3.80 3.79 4.55 4.36 47.98
South Carolina 4.70 3.79 4.64 3.16 3.69 4.72 5.05 5.29 4.51 3.42 3.21 3.67 49.84
South Dakota 0.45 0.53 1.30 2.11 3.10 3.24 2.75 2.13 1.66 1.62 0.82 0.44 20.14
Tennessee 4.65 4.31 5.60 4.51 5.33 4.48 4.67 3.52 3.88 3.32 4.77 5.18 54.22
Texas 1.59 1.67 1.85 2.14 3.52 3.35 2.22 2.54 3.19 2.95 2.02 1.84 28.87
Utah 1.05 0.99 1.21 1.07 1.20 0.64 0.88 1.01 1.07 1.30 0.99 0.82 12.26
Vermont 3.11 2.33 3.07 3.28 3.84 3.93 4.21 4.49 3.97 3.67 3.73 3.19 42.82
Virginia 3.64 3.13 4.04 3.42 4.26 3.79 4.34 3.84 4.00 3.50 3.29 3.15 44.39
Washington 5.38 4.37 3.76 2.71 2.23 1.77 1.02 1.05 1.65 3.05 5.85 5.93 38.78
West Virginia 3.46 3.11 3.97 3.62 4.57 4.23 4.75 4.13 3.51 3.05 3.46 3.43 45.30
Wisconsin 1.22 1.00 1.96 2.86 3.37 4.02 4.07 4.27 3.74 2.50 2.29 1.35 32.64
Wyoming 0.63 0.57 0.86 1.36 2.06 1.58 1.33 1.02 1.14 1.04 0.76 0.62 12.97

Calculated at NOAA-CIRES PSD based on data obtained from NCDC