National Mapping

National Data Info
Please note, 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 Rank (130 years)
January - May 1983
Driestโ‡ฃโ…’โ‡ฃ โ…“Near Normalโ‡ก โ…“โ‡กโ…’Wettest
Contiguous U.S.
PrecipPrecipitation: 15.12in
Anomaly: 2.74in
Rank: 2nd Wettest
Mean: 12.38in
January - May 1983 National Precipitation
Location
Value
Anomaly
Rank
130 Years
1901-2000 Mean
Contiguous U.S.15.12in2.74in12912.38in

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