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 (6.93")
1901-1954 Base Period
189501 - 189503 6.72" 23 -0.21"
189601 - 189603 6.86" 28 -0.07"
189701 - 189703 8.80" 60 1.87"
189801 - 189803 6.50" 19 -0.43"
189901 - 189903 7.71" 50 0.78"
190001 - 190003 6.54" 20 -0.39"
190101 - 190103 6.41" 16 -0.52"
190201 - 190203 6.91" 29 -0.02"
190301 - 190303 8.31" 59 1.38"
190401 - 190403 7.34" 40 0.41"
190501 - 190503 7.47" 42 0.54"
190601 - 190603 7.51" 44 0.58"
190701 - 190703 7.02" 30 0.09"
190801 - 190803 6.81" 26 -0.12"
190901 - 190903 7.83" 54 0.90"
191001 - 191003 5.28" 1 -1.65"
191101 - 191103 6.28" 12 -0.65"
191201 - 191203 7.24" 36 0.31"
191301 - 191303 7.76" 51 0.83"
191401 - 191403 6.43" 17 -0.50"
191501 - 191503 7.03" 31 0.10"
191601 - 191603 7.69" 49 0.76"
191701 - 191703 6.48" 18 -0.45"
191801 - 191803 5.98" 8 -0.95"
191901 - 191903 7.26" 37 0.33"
192001 - 192003 6.60" 21 -0.33"
192101 - 192103 6.40" 15 -0.53"
192201 - 192203 7.93" 55 1.00"
192301 - 192303 6.72" 23 -0.21"
192401 - 192403 6.05" 10 -0.88"
192501 - 192503 5.63" 3 -1.30"
192601 - 192603 6.72" 23 -0.21"
192701 - 192703 7.08" 32 0.15"
192801 - 192803 5.51" 2 -1.42"
192901 - 192903 7.19" 34 0.26"
193001 - 193003 6.30" 13 -0.63"
193101 - 193103 5.71" 4 -1.22"
193201 - 193203 7.79" 52 0.86"
193301 - 193303 6.66" 22 -0.27"
193401 - 193403 5.81" 6 -1.12"
193501 - 193503 6.84" 27 -0.09"
193601 - 193603 7.60" 47 0.67"
193701 - 193703 8.02" 56 1.09"
193801 - 193803 7.82" 53 0.89"
193901 - 193903 7.49" 43 0.56"
194001 - 194003 7.18" 33 0.25"
194101 - 194103 5.94" 7 -0.99"
194201 - 194203 6.04" 9 -0.89"
194301 - 194303 6.36" 14 -0.57"
194401 - 194403 7.57" 46 0.64"
194501 - 194503 7.67" 48 0.74"
194601 - 194603 7.27" 38 0.34"
194701 - 194703 5.73" 5 -1.20"
194801 - 194803 7.52" 45 0.59"
194901 - 194903 8.03" 57 1.10"
195001 - 195003 8.08" 58 1.15"
195101 - 195103 7.21" 35 0.28"
195201 - 195203 7.37" 41 0.44"
195301 - 195303 7.31" 39 0.38"
195401 - 195403 6.19" 11 -0.74"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/