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 (10.96")
1901-1962 Base Period
189501 - 189507 12.78" 51 1.82"
189601 - 189607 14.30" 57 3.34"
189701 - 189707 11.84" 46 0.88"
189801 - 189807 7.12" 7 -3.84"
189901 - 189907 10.60" 35 -0.36"
190001 - 190007 8.52" 16 -2.44"
190101 - 190107 11.71" 45 0.75"
190201 - 190207 11.52" 42 0.56"
190301 - 190307 10.24" 30 -0.72"
190401 - 190407 14.47" 58 3.51"
190501 - 190507 12.00" 49 1.04"
190601 - 190607 17.81" 68 6.85"
190701 - 190707 16.72" 64 5.76"
190801 - 190807 9.04" 20 -1.92"
190901 - 190907 15.82" 63 4.86"
191001 - 191007 7.06" 6 -3.90"
191101 - 191107 15.37" 62 4.41"
191201 - 191207 9.93" 29 -1.03"
191301 - 191307 9.88" 27 -1.08"
191401 - 191407 14.77" 59 3.81"
191501 - 191507 15.18" 61 4.22"
191601 - 191607 13.67" 55 2.71"
191701 - 191707 9.44" 23 -1.52"
191801 - 191807 10.81" 38 -0.15"
191901 - 191907 9.50" 24 -1.46"
192001 - 192007 8.84" 18 -2.12"
192101 - 192107 9.71" 26 -1.25"
192201 - 192207 11.02" 40 0.06"
192301 - 192307 7.61" 10 -3.35"
192401 - 192407 4.81" 1 -6.15"
192501 - 192507 11.53" 43 0.57"
192601 - 192607 9.70" 25 -1.26"
192701 - 192707 12.01" 50 1.05"
192801 - 192807 8.02" 13 -2.94"
192901 - 192907 6.64" 4 -4.32"
193001 - 193007 10.48" 33 -0.48"
193101 - 193107 7.78" 11 -3.18"
193201 - 193207 9.30" 22 -1.66"
193301 - 193307 8.87" 19 -2.09"
193401 - 193407 6.57" 3 -4.39"
193501 - 193507 11.99" 48 1.03"
193601 - 193607 13.41" 53 2.45"
193701 - 193707 12.81" 52 1.85"
193801 - 193807 17.16" 66 6.20"
193901 - 193907 7.92" 12 -3.04"
194001 - 194007 15.05" 60 4.09"
194101 - 194107 17.44" 67 6.48"
194201 - 194207 10.64" 36 -0.32"
194301 - 194307 13.48" 54 2.52"
194401 - 194407 10.54" 34 -0.42"
194501 - 194507 10.75" 37 -0.21"
194601 - 194607 6.94" 5 -4.02"
194701 - 194707 6.18" 2 -4.78"
194801 - 194807 10.25" 31 -0.71"
194901 - 194907 9.27" 21 -1.69"
195001 - 195007 9.90" 28 -1.06"
195101 - 195107 8.40" 14 -2.56"
195201 - 195207 14.12" 56 3.16"
195301 - 195307 8.78" 17 -2.18"
195401 - 195407 11.64" 44 0.68"
195501 - 195507 7.48" 9 -3.48"
195601 - 195607 10.93" 39 -0.03"
195701 - 195707 11.85" 47 0.89"
195801 - 195807 17.16" 66 6.20"
195901 - 195907 8.50" 15 -2.46"
196001 - 196007 10.39" 32 -0.57"
196101 - 196107 7.31" 8 -3.65"
196201 - 196207 11.23" 41 0.27"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/