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 (25.05")
1901-1954 Base Period
189501 - 189510 22.73" 8 -2.32"
189601 - 189610 25.20" 29 0.15"
189701 - 189710 24.85" 27 -0.20"
189801 - 189810 25.59" 33 0.54"
189901 - 189910 24.36" 19 -0.69"
190001 - 190010 26.60" 49 1.55"
190101 - 190110 23.58" 13 -1.47"
190201 - 190210 24.71" 23 -0.34"
190301 - 190310 26.09" 46 1.04"
190401 - 190410 24.77" 25 -0.28"
190501 - 190510 28.11" 59 3.06"
190601 - 190610 27.47" 56 2.42"
190701 - 190710 26.00" 43 0.95"
190801 - 190810 26.40" 48 1.35"
190901 - 190910 25.64" 35 0.59"
191001 - 191010 21.46" 2 -3.59"
191101 - 191110 24.46" 20 -0.59"
191201 - 191210 26.86" 52 1.81"
191301 - 191310 25.22" 30 0.17"
191401 - 191410 24.80" 26 -0.25"
191501 - 191510 28.04" 57 2.99"
191601 - 191610 25.73" 38 0.68"
191701 - 191710 22.74" 9 -2.31"
191801 - 191810 23.80" 16 -1.25"
191901 - 191910 27.15" 55 2.10"
192001 - 192010 26.29" 47 1.24"
192101 - 192110 24.13" 18 -0.92"
192201 - 192210 25.14" 28 0.09"
192301 - 192310 26.97" 54 1.92"
192401 - 192410 22.53" 6 -2.52"
192501 - 192510 23.14" 10 -1.91"
192601 - 192610 25.40" 31 0.35"
192701 - 192710 26.63" 50 1.58"
192801 - 192810 25.61" 34 0.56"
192901 - 192910 25.98" 42 0.93"
193001 - 193010 22.02" 5 -3.03"
193101 - 193110 21.60" 3 -3.45"
193201 - 193210 25.50" 32 0.45"
193301 - 193310 23.79" 15 -1.26"
193401 - 193410 20.87" 1 -4.18"
193501 - 193510 25.67" 36 0.62"
193601 - 193610 23.35" 11 -1.70"
193701 - 193710 25.92" 40 0.87"
193801 - 193810 26.02" 44 0.97"
193901 - 193910 23.46" 12 -1.59"
194001 - 194010 24.66" 22 -0.39"
194101 - 194110 28.28" 60 3.23"
194201 - 194210 25.98" 42 0.93"
194301 - 194310 23.63" 14 -1.42"
194401 - 194410 25.88" 39 0.83"
194501 - 194510 28.09" 58 3.04"
194601 - 194610 26.07" 45 1.02"
194701 - 194710 24.58" 21 -0.47"
194801 - 194810 24.71" 23 -0.34"
194901 - 194910 26.89" 53 1.84"
195001 - 195010 26.84" 51 1.79"
195101 - 195110 25.70" 37 0.65"
195201 - 195210 21.74" 4 -3.31"
195301 - 195310 24.02" 17 -1.03"
195401 - 195410 22.61" 7 -2.44"

Citing This Page

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