NCDC / Clim. Monitoring / Climate-2009 / May / U.S. Drought / Help

Climate of 2009 - May
Pennsylvania
Moisture Status

National Climatic Data Center, 15 June 2009

Statewide Precipitation Ranks
for Pennsylvania , 2008-2009
Period	Rank
May	22^nd wettest ( 93^rd driest)
Apr-May	35^th wettest ( 81^st driest)
Mar-May	56^th driest
Feb-May	29^th driest
Jan-May	28^th driest
Dec-May	41^st wettest ( 74^th driest)
Nov-May	49^th wettest ( 66^th driest)
Oct-May	57^th driest
Sep-May	51^st wettest ( 64^th driest)
Aug-May	53^rd driest
Jul-May	56^th driest
Jun-May	57^th wettest ( 58^th driest)

Graphic showing precipitation departures, January 1998 - present

Graphic showing Palmer Z Index, January 1998 - present

Graphic showing precipitation, May 1895-2009

Graphic showing Palmer Hydrological Drought Index, January 1900 - May 2009

NCDC / Clim. Monitoring / Climate-2009 / May / U.S. Drought / Help

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