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 (9.82")
1901-1949 Base Period
189503 - 189507 8.93" 17 -0.89"
189603 - 189607 12.37" 50 2.55"
189703 - 189707 11.00" 41 1.18"
189803 - 189807 7.65" 8 -2.17"
189903 - 189907 9.79" 27 -0.03"
190003 - 190007 10.00" 29 0.18"
190103 - 190107 8.70" 13 -1.12"
190203 - 190207 11.15" 43 1.33"
190303 - 190307 9.68" 24 -0.14"
190403 - 190407 13.20" 53 3.38"
190503 - 190507 11.00" 41 1.18"
190603 - 190607 10.89" 39 1.07"
190703 - 190707 11.66" 47 1.84"
190803 - 190807 10.74" 36 0.92"
190903 - 190907 7.28" 7 -2.54"
191003 - 191007 7.25" 6 -2.57"
191103 - 191107 8.18" 12 -1.64"
191203 - 191207 11.38" 46 1.56"
191303 - 191307 12.01" 49 2.19"
191403 - 191407 9.01" 20 -0.81"
191503 - 191507 11.36" 45 1.54"
191603 - 191607 13.70" 54 3.88"
191703 - 191707 11.11" 42 1.29"
191803 - 191807 7.19" 5 -2.63"
191903 - 191907 7.94" 11 -1.88"
192003 - 192007 10.37" 32 0.55"
192103 - 192107 10.17" 30 0.35"
192203 - 192207 9.07" 21 -0.75"
192303 - 192307 10.76" 37 0.94"
192403 - 192407 4.01" 1 -5.81"
192503 - 192507 8.92" 16 -0.90"
192603 - 192607 5.70" 2 -4.12"
192703 - 192707 8.94" 18 -0.88"
192803 - 192807 10.57" 35 0.75"
192903 - 192907 8.82" 15 -1.00"
193003 - 193007 7.92" 10 -1.90"
193103 - 193107 9.68" 24 -0.14"
193203 - 193207 12.49" 52 2.67"
193303 - 193307 8.99" 19 -0.83"
193403 - 193407 7.76" 9 -2.06"
193503 - 193507 8.71" 14 -1.11"
193603 - 193607 9.66" 23 -0.16"
193703 - 193707 12.45" 51 2.63"
193803 - 193807 11.28" 44 1.46"
193903 - 193907 6.66" 3 -3.16"
194003 - 194007 9.52" 22 -0.30"
194103 - 194107 10.53" 34 0.71"
194203 - 194207 10.42" 33 0.60"
194303 - 194307 10.83" 38 1.01"
194403 - 194407 9.94" 28 0.12"
194503 - 194507 11.97" 48 2.15"
194603 - 194607 9.72" 26 -0.10"
194703 - 194707 10.36" 31 0.54"
194803 - 194807 14.41" 55 4.59"
194903 - 194907 7.05" 4 -2.77"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/