Climate at a Glance

Regional Time Series

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Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.


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Download: xml csv json
Dates Value Rank Departure From Mean (12.71")
1901-1943 Base Period
189503 - 189512 12.04" 20 -0.67"
189603 - 189612 12.14" 23 -0.57"
189703 - 189712 13.51" 38 0.80"
189803 - 189812 11.98" 19 -0.73"
189903 - 189912 10.34" 8 -2.37"
190003 - 190012 10.98" 11 -1.73"
190103 - 190112 9.97" 6 -2.74"
190203 - 190212 10.60" 9 -2.11"
190303 - 190312 9.65" 5 -3.06"
190403 - 190412 12.09" 22 -0.62"
190503 - 190512 15.93" 47 3.22"
190603 - 190612 16.73" 48 4.02"
190703 - 190712 13.25" 33 0.54"
190803 - 190812 13.20" 32 0.49"
190903 - 190912 13.37" 36 0.66"
191003 - 191012 9.56" 3 -3.15"
191103 - 191112 13.27" 34 0.56"
191203 - 191212 13.71" 39 1.00"
191303 - 191312 11.88" 16 -0.83"
191403 - 191412 15.43" 44 2.72"
191503 - 191512 13.79" 40 1.08"
191603 - 191612 12.89" 27 0.18"
191703 - 191712 9.49" 2 -3.22"
191803 - 191812 12.98" 29 0.27"
191903 - 191912 15.50" 45 2.79"
192003 - 192012 12.41" 25 -0.30"
192103 - 192112 14.48" 43 1.77"
192203 - 192212 10.92" 10 -1.79"
192303 - 192312 15.93" 47 3.22"
192403 - 192412 10.01" 7 -2.70"
192503 - 192512 13.08" 31 0.37"
192603 - 192612 14.31" 42 1.60"
192703 - 192712 13.85" 41 1.14"
192803 - 192812 11.86" 15 -0.85"
192903 - 192912 12.72" 26 0.01"
193003 - 193012 12.90" 28 0.19"
193103 - 193112 13.39" 37 0.68"
193203 - 193212 11.93" 17 -0.78"
193303 - 193312 11.29" 13 -1.42"
193403 - 193412 8.78" 1 -3.93"
193503 - 193512 12.32" 24 -0.39"
193603 - 193612 12.05" 21 -0.66"
193703 - 193712 11.61" 14 -1.10"
193803 - 193812 13.01" 30 0.30"
193903 - 193912 9.61" 4 -3.10"
194003 - 194012 13.29" 35 0.58"
194103 - 194112 20.54" 49 7.83"
194203 - 194212 11.96" 18 -0.75"
194303 - 194312 11.14" 12 -1.57"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/