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 (7.61")
1901-1953 Base Period
189501 - 189502 9.29" 47 1.68"
189601 - 189602 8.47" 38 0.86"
189701 - 189702 9.11" 44 1.50"
189801 - 189802 3.76" 1 -3.85"
189901 - 189902 11.52" 58 3.91"
190001 - 190002 9.50" 49 1.89"
190101 - 190102 7.04" 19 -0.57"
190201 - 190202 8.28" 35 0.67"
190301 - 190302 10.99" 57 3.38"
190401 - 190402 7.15" 22 -0.46"
190501 - 190502 8.53" 39 0.92"
190601 - 190602 7.60" 27 -0.01"
190701 - 190702 4.37" 4 -3.24"
190801 - 190802 8.90" 43 1.29"
190901 - 190902 6.29" 16 -1.32"
191001 - 191002 7.08" 21 -0.53"
191101 - 191102 4.76" 7 -2.85"
191201 - 191202 9.23" 46 1.62"
191301 - 191302 8.10" 33 0.49"
191401 - 191402 7.65" 28 0.04"
191501 - 191502 9.74" 52 2.13"
191601 - 191602 5.65" 12 -1.96"
191701 - 191702 7.87" 31 0.26"
191801 - 191802 6.47" 17 -1.14"
191901 - 191902 9.41" 48 1.80"
192001 - 192002 8.40" 37 0.79"
192101 - 192102 6.65" 18 -0.96"
192201 - 192202 9.54" 50 1.93"
192301 - 192302 7.06" 20 -0.55"
192401 - 192402 8.70" 42 1.09"
192501 - 192502 9.68" 51 2.07"
192601 - 192602 9.91" 53 2.30"
192701 - 192702 5.35" 9 -2.26"
192801 - 192802 5.35" 9 -2.26"
192901 - 192902 10.18" 54 2.57"
193001 - 193002 5.92" 14 -1.69"
193101 - 193102 5.04" 8 -2.57"
193201 - 193202 8.17" 34 0.56"
193301 - 193302 7.68" 29 0.07"
193401 - 193402 6.24" 15 -1.37"
193501 - 193502 5.90" 13 -1.71"
193601 - 193602 13.49" 59 5.88"
193701 - 193702 10.93" 56 3.32"
193801 - 193802 3.87" 2 -3.74"
193901 - 193902 10.26" 55 2.65"
194001 - 194002 8.08" 32 0.47"
194101 - 194102 4.72" 6 -2.89"
194201 - 194202 7.21" 23 -0.40"
194301 - 194302 5.64" 11 -1.97"
194401 - 194402 8.55" 40 0.94"
194501 - 194502 7.56" 24 -0.05"
194601 - 194602 8.58" 41 0.97"
194701 - 194702 7.81" 30 0.20"
194801 - 194802 8.37" 36 0.76"
194901 - 194902 7.59" 26 -0.02"
195001 - 195002 4.69" 5 -2.92"
195101 - 195102 4.17" 3 -3.44"
195201 - 195202 7.56" 24 -0.05"
195301 - 195302 9.18" 45 1.57"

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/