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 (9.66")
1901-1941 Base Period
189501 - 189504 11.19" 33 1.53"
189601 - 189604 11.67" 36 2.01"
189701 - 189704 10.61" 30 0.95"
189801 - 189804 4.72" 2 -4.94"
189901 - 189904 8.93" 23 -0.73"
190001 - 190004 6.64" 10 -3.02"
190101 - 190104 10.55" 29 0.89"
190201 - 190204 10.31" 28 0.65"
190301 - 190304 9.27" 25 -0.39"
190401 - 190404 13.32" 40 3.66"
190501 - 190504 10.21" 27 0.55"
190601 - 190604 14.47" 43 4.81"
190701 - 190704 14.66" 44 5.00"
190801 - 190804 6.98" 11 -2.68"
190901 - 190904 14.99" 46 5.33"
191001 - 191004 6.30" 7 -3.36"
191101 - 191104 14.00" 41 4.34"
191201 - 191204 7.83" 18 -1.83"
191301 - 191304 6.35" 8 -3.31"
191401 - 191404 12.81" 39 3.15"
191501 - 191504 12.54" 37 2.88"
191601 - 191604 12.55" 38 2.89"
191701 - 191704 7.38" 15 -2.28"
191801 - 191804 9.20" 24 -0.46"
191901 - 191904 8.68" 22 -0.98"
192001 - 192004 7.54" 17 -2.12"
192101 - 192104 7.45" 16 -2.21"
192201 - 192204 9.28" 26 -0.38"
192301 - 192304 5.68" 5 -3.98"
192401 - 192404 4.58" 1 -5.08"
192501 - 192504 8.59" 20 -1.07"
192601 - 192604 8.62" 21 -1.04"
192701 - 192704 10.68" 31 1.02"
192801 - 192804 7.14" 13 -2.52"
192901 - 192904 5.50" 4 -4.16"
193001 - 193004 8.55" 19 -1.11"
193101 - 193104 6.23" 6 -3.43"
193201 - 193204 7.20" 14 -2.46"
193301 - 193304 7.12" 12 -2.54"
193401 - 193404 4.93" 3 -4.73"
193501 - 193504 11.07" 32 1.41"
193601 - 193604 11.21" 34 1.55"
193701 - 193704 11.33" 35 1.67"
193801 - 193804 15.34" 47 5.68"
193901 - 193904 6.45" 9 -3.21"
194001 - 194004 14.26" 42 4.60"
194101 - 194104 14.88" 45 5.22"

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/