Regional Mapping

Regional Data Info
Please note, Degree Days are not available for Great Plains, Souther Plains and Gulf Coast, Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales. Data are available for bulk download.
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Precipitation
February - April 2011
0"0.25"0.5"1"3"5"10"20"30"
Climate Regions (Hover over a Climate Region)
PrecipPrecipitation:
Anomaly:
Rank:
Mean:
February - April 2011 Climate Regions Regional Precipitation
Climate Region
Value
Anomaly
Rank
130 Years
1901-2000 Mean
Northeast14.72in5.09in1309.63in
Upper Midwest6.67in1.43in1075.24in
Ohio Valley16.99in6.59in13010.40in
Southeast11.99in-0.25in6312.24in
Northern Rockies and Plains4.71in1.02in1193.69in
South5.76in-2.38in178.14in
Southwest2.68in-0.53in463.21in
Northwest12.83in3.60in1229.23in
West7.87in1.48in1006.39in

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