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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Dates Value Rank Departure From Mean (20.57")
1901-1958 Base Period
189509 - 189702 20.43" 32 -0.14"
189609 - 189802 23.42" 55 2.85"
189709 - 189902 20.60" 34 0.03"
189809 - 190002 15.86" 3 -4.71"
189909 - 190102 17.96" 11 -2.61"
190009 - 190202 17.47" 9 -3.10"
190109 - 190302 16.49" 7 -4.08"
190209 - 190402 16.91" 8 -3.66"
190309 - 190502 19.82" 26 -0.75"
190409 - 190602 25.99" 59 5.42"
190509 - 190702 26.76" 61 6.19"
190609 - 190802 24.36" 56 3.79"
190709 - 190902 22.19" 47 1.62"
190809 - 191002 22.37" 48 1.80"
190909 - 191102 19.45" 24 -1.12"
191009 - 191202 21.39" 40 0.82"
191109 - 191302 22.17" 46 1.60"
191209 - 191402 19.96" 27 -0.61"
191309 - 191502 26.00" 60 5.43"
191409 - 191602 25.39" 58 4.82"
191509 - 191702 22.90" 53 2.33"
191609 - 191802 19.11" 20 -1.46"
191709 - 191902 18.93" 19 -1.64"
191809 - 192002 24.89" 57 4.32"
191909 - 192102 22.79" 52 2.22"
192009 - 192202 22.00" 44 1.43"
192109 - 192302 18.06" 14 -2.51"
192209 - 192402 21.56" 41 0.99"
192309 - 192502 18.04" 13 -2.53"
192409 - 192602 18.92" 18 -1.65"
192509 - 192702 22.79" 52 2.22"
192609 - 192802 22.61" 49 2.04"
192709 - 192902 19.98" 28 -0.59"
192809 - 193002 20.38" 31 -0.19"
192909 - 193102 20.86" 37 0.29"
193009 - 193202 22.01" 45 1.44"
193109 - 193302 21.59" 42 1.02"
193209 - 193402 18.01" 12 -2.56"
193309 - 193502 16.43" 5 -4.14"
193409 - 193602 20.21" 30 -0.36"
193509 - 193702 20.54" 33 -0.03"
193609 - 193802 20.75" 36 0.18"
193709 - 193902 21.29" 39 0.72"
193809 - 194002 19.24" 21 -1.33"
193909 - 194102 22.76" 50 2.19"
194009 - 194202 31.50" 62 10.93"
194109 - 194302 23.27" 54 2.70"
194209 - 194402 19.46" 25 -1.11"
194309 - 194502 19.41" 23 -1.16"
194409 - 194602 18.35" 15 -2.22"
194509 - 194702 18.70" 16 -1.87"
194609 - 194802 21.03" 38 0.46"
194709 - 194902 20.07" 29 -0.50"
194809 - 195002 20.62" 35 0.05"
194909 - 195102 16.06" 4 -4.51"
195009 - 195202 18.91" 17 -1.66"
195109 - 195302 19.35" 22 -1.22"
195209 - 195402 15.42" 2 -5.15"
195309 - 195502 16.45" 6 -4.12"
195409 - 195602 17.81" 10 -2.76"
195509 - 195702 13.68" 1 -6.89"
195609 - 195802 21.90" 43 1.33"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 21, 2020 from https://www.ncdc.noaa.gov/cag/