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 (29.56")
1901-1954 Base Period
189504 - 189603 27.69" 12 -1.87"
189604 - 189703 31.71" 53 2.15"
189704 - 189803 27.40" 10 -2.16"
189804 - 189903 30.78" 41 1.22"
189904 - 190003 27.54" 11 -2.02"
190004 - 190103 30.50" 38 0.94"
190104 - 190203 28.13" 17 -1.43"
190204 - 190303 32.03" 54 2.47"
190304 - 190403 28.39" 19 -1.17"
190404 - 190503 28.08" 16 -1.48"
190504 - 190603 32.64" 57 3.08"
190604 - 190703 32.35" 55 2.79"
190704 - 190803 30.73" 40 1.17"
190804 - 190903 30.82" 42 1.26"
190904 - 191003 28.64" 21 -0.92"
191004 - 191103 25.91" 3 -3.65"
191104 - 191203 30.48" 36 0.92"
191204 - 191303 31.00" 43 1.44"
191304 - 191403 28.51" 20 -1.05"
191404 - 191503 29.41" 26 -0.15"
191504 - 191603 33.43" 59 3.87"
191604 - 191703 28.21" 18 -1.35"
191704 - 191803 24.85" 1 -4.71"
191804 - 191903 30.06" 31 0.50"
191904 - 192003 31.10" 46 1.54"
192004 - 192103 31.10" 46 1.54"
192104 - 192203 30.31" 34 0.75"
192204 - 192303 28.68" 22 -0.88"
192304 - 192403 31.01" 44 1.45"
192404 - 192503 26.10" 5 -3.46"
192504 - 192603 28.05" 15 -1.51"
192604 - 192703 31.30" 50 1.74"
192704 - 192803 30.49" 37 0.93"
192804 - 192903 31.18" 48 1.62"
192904 - 193003 29.26" 24 -0.30"
193004 - 193103 24.99" 2 -4.57"
193104 - 193203 29.60" 29 0.04"
193204 - 193303 29.31" 25 -0.25"
193304 - 193403 26.65" 7 -2.91"
193404 - 193503 26.82" 8 -2.74"
193504 - 193603 30.24" 32 0.68"
193604 - 193703 27.70" 13 -1.86"
193704 - 193803 30.31" 34 0.75"
193804 - 193903 29.41" 26 -0.15"
193904 - 194003 26.02" 4 -3.54"
194004 - 194103 29.17" 23 -0.39"
194104 - 194203 32.91" 58 3.35"
194204 - 194303 31.65" 52 2.09"
194304 - 194403 28.02" 14 -1.54"
194404 - 194503 30.72" 39 1.16"
194504 - 194603 32.63" 56 3.07"
194604 - 194703 29.55" 28 -0.01"
194704 - 194803 31.14" 47 1.58"
194804 - 194903 31.20" 49 1.64"
194904 - 195003 30.35" 35 0.79"
195004 - 195103 30.00" 30 0.44"
195104 - 195203 31.41" 51 1.85"
195204 - 195303 26.28" 6 -3.28"
195304 - 195403 27.19" 9 -2.37"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/