NCDC / Climate Monitoring / Regional Precip Ranks / Search / Help Climate of 2009 - May U.S. Regional Precipitation Ranks National Climatic Data Center, 5 June 2009 Table of Regional Precipitation Ranks The following table shows the precipitation ranks for the nine standard U.S. regions for May 2009, the three-month period March - May 2009, and the twelve-month period June 2008 - May 2009. A rank of 1 is driest and 115 (114 for June - May ) is wettest. (Clicking on the number in the body of the table will bring up a time series graph of precipitation from 1895 to present for the region. Clicking on the region name will bring up a time series graph of normal precipitation and departure from normal precipitation for the last few years for the region. Clicking on the month name in the column headings will bring up a map showing the regional precipitation ranks.) Region May 2009 Mar - May 2009 Jun 2008 - May 2009 Northeast 85 52 100 East North Central 31 62 94 Central 97 87 84 Southeast 114 111 75 West North Central 6 25 83 South 69 85 52 Southwest 82 38 48 Northwest 85 77 23 West 74 28 14 NCDC / Climate Monitoring / Regional Precip Ranks / Search / Help