Climate at a Glance

National Time Series

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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 (59.12")
1901-1948 Base Period
189507 - 189706 59.00" 24 -0.12"
189607 - 189806 59.24" 25 0.12"
189707 - 189906 58.25" 18 -0.87"
189807 - 190006 58.89" 23 -0.23"
189907 - 190106 58.34" 20 -0.78"
190007 - 190206 57.48" 15 -1.64"
190107 - 190306 60.25" 33 1.13"
190207 - 190406 60.50" 34 1.38"
190307 - 190506 58.43" 21 -0.69"
190407 - 190606 61.18" 37 2.06"
190507 - 190706 64.04" 50 4.92"
190607 - 190806 64.64" 52 5.52"
190707 - 190906 61.21" 38 2.09"
190807 - 191006 56.75" 12 -2.37"
190907 - 191106 53.02" 3 -6.10"
191007 - 191206 58.20" 16 -0.92"
191107 - 191306 61.73" 42 2.61"
191207 - 191406 58.63" 22 -0.49"
191307 - 191506 60.04" 32 0.92"
191407 - 191606 62.99" 47 3.87"
191507 - 191706 60.01" 30 0.89"
191607 - 191806 52.51" 2 -6.61"
191707 - 191906 55.73" 9 -3.39"
191807 - 192006 62.48" 45 3.36"
191907 - 192106 61.86" 43 2.74"
192007 - 192206 61.32" 39 2.20"
192107 - 192306 60.02" 31 0.90"
192207 - 192406 58.25" 18 -0.87"
192307 - 192506 54.77" 7 -4.35"
192407 - 192606 53.58" 4 -5.54"
192507 - 192706 61.58" 41 2.46"
192607 - 192806 64.45" 51 5.33"
192707 - 192906 61.58" 41 2.46"
192807 - 193006 58.23" 17 -0.89"
192907 - 193106 51.68" 1 -7.44"
193007 - 193206 54.88" 8 -4.24"
193107 - 193306 59.79" 29 0.67"
193207 - 193406 54.51" 5 -4.61"
193307 - 193506 55.73" 9 -3.39"
193407 - 193606 57.05" 14 -2.07"
193507 - 193706 56.42" 11 -2.70"
193607 - 193806 60.90" 35 1.78"
193707 - 193906 59.28" 26 0.16"
193807 - 194006 54.62" 6 -4.50"
193907 - 194106 56.99" 13 -2.13"
194007 - 194206 63.30" 48 4.18"
194107 - 194306 63.87" 49 4.75"
194207 - 194406 59.52" 28 0.40"
194307 - 194506 59.28" 27 0.16"
194407 - 194606 62.33" 44 3.21"
194507 - 194706 62.88" 46 3.76"
194607 - 194806 60.94" 36 1.82"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/