Statewide Mapping

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. 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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Statewide Precipitation
February - April 1978
0"0.25"0.5"1"3"5"10"20"30"
Illinois
PrecipPrecipitation: 7.35in
Anomaly: -1.31in
Rank: 37th Driest
Mean: 8.66in
February - April 1978 Illinois Statewide Precipitation
State
Value
Anomaly
Rank
130 Years
1901-2000 Mean
Illinois7.35in-1.31in378.66in

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