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 (88.34")
1901-1966 Base Period
189504 - 189803 86.80" 27 -1.54"
189604 - 189903 89.89" 43 1.55"
189704 - 190003 85.72" 20 -2.62"
189804 - 190103 88.82" 37 0.48"
189904 - 190203 86.17" 24 -2.17"
190004 - 190303 90.66" 49 2.32"
190104 - 190403 88.55" 36 0.21"
190204 - 190503 88.50" 35 0.16"
190304 - 190603 89.11" 39 0.77"
190404 - 190703 93.07" 64 4.73"
190504 - 190803 95.72" 69 7.38"
190604 - 190903 93.90" 67 5.56"
190704 - 191003 90.19" 47 1.85"
190804 - 191103 85.37" 16 -2.97"
190904 - 191203 85.03" 14 -3.31"
191004 - 191303 87.39" 28 -0.95"
191104 - 191403 89.99" 44 1.65"
191204 - 191503 88.92" 38 0.58"
191304 - 191603 91.35" 53 3.01"
191404 - 191703 91.05" 52 2.71"
191504 - 191803 86.49" 26 -1.85"
191604 - 191903 83.12" 5 -5.22"
191704 - 192003 86.01" 23 -2.33"
191804 - 192103 92.26" 58 3.92"
191904 - 192203 92.51" 59 4.17"
192004 - 192303 90.09" 46 1.75"
192104 - 192403 90.00" 45 1.66"
192204 - 192503 85.79" 22 -2.55"
192304 - 192603 85.16" 15 -3.18"
192404 - 192703 85.45" 18 -2.89"
192504 - 192803 89.84" 42 1.50"
192604 - 192903 92.97" 63 4.63"
192704 - 193003 90.93" 51 2.59"
192804 - 193103 85.43" 17 -2.91"
192904 - 193203 83.85" 7 -4.49"
193004 - 193303 83.90" 8 -4.44"
193104 - 193403 85.56" 19 -2.78"
193204 - 193503 82.78" 4 -5.56"
193304 - 193603 83.71" 6 -4.63"
193404 - 193703 84.76" 11 -3.58"
193504 - 193803 88.25" 33 -0.09"
193604 - 193903 87.42" 30 -0.92"
193704 - 194003 85.74" 21 -2.60"
193804 - 194103 84.60" 10 -3.74"
193904 - 194203 88.10" 32 -0.24"
194004 - 194303 93.73" 66 5.39"
194104 - 194403 92.58" 60 4.24"
194204 - 194503 90.39" 48 2.05"
194304 - 194603 91.37" 54 3.03"
194404 - 194703 92.90" 62 4.56"
194504 - 194803 93.32" 65 4.98"
194604 - 194903 91.89" 57 3.55"
194704 - 195003 92.69" 61 4.35"
194804 - 195103 91.55" 55 3.21"
194904 - 195203 91.76" 56 3.42"
195004 - 195303 87.69" 31 -0.65"
195104 - 195403 84.88" 12 -3.46"
195204 - 195503 79.32" 1 -9.02"
195304 - 195603 81.60" 3 -6.74"
195404 - 195703 79.80" 2 -8.54"
195504 - 195803 88.48" 34 0.14"
195604 - 195903 89.45" 40 1.11"
195704 - 196003 94.95" 68 6.61"
195804 - 196103 89.62" 41 1.28"
195904 - 196203 90.83" 50 2.49"
196004 - 196303 87.40" 29 -0.94"
196104 - 196403 84.95" 13 -3.39"
196204 - 196503 84.31" 9 -4.03"
196304 - 196603 86.30" 25 -2.04"

Citing This Page

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