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 (7.07")
1901-1941 Base Period
189502 - 189504 5.39" 2 -1.68"
189602 - 189604 7.05" 25 -0.02"
189702 - 189704 8.83" 46 1.76"
189802 - 189804 6.09" 7 -0.98"
189902 - 189904 6.88" 19 -0.19"
190002 - 190004 8.21" 41 1.14"
190102 - 190104 6.95" 21 -0.12"
190202 - 190204 7.31" 32 0.24"
190302 - 190304 8.03" 39 0.96"
190402 - 190404 7.65" 34 0.58"
190502 - 190504 8.09" 40 1.02"
190602 - 190604 7.06" 26 -0.01"
190702 - 190704 6.59" 12 -0.48"
190802 - 190804 7.68" 35 0.61"
190902 - 190904 7.37" 33 0.30"
191002 - 191004 5.19" 1 -1.88"
191102 - 191104 6.69" 16 -0.38"
191202 - 191204 8.63" 45 1.56"
191302 - 191304 6.94" 20 -0.13"
191402 - 191404 6.66" 14 -0.41"
191502 - 191504 6.60" 13 -0.47"
191602 - 191604 5.99" 6 -1.08"
191702 - 191704 6.97" 23 -0.10"
191802 - 191804 6.39" 10 -0.68"
191902 - 191904 7.76" 38 0.69"
192002 - 192004 7.69" 36 0.62"
192102 - 192104 7.08" 27 0.01"
192202 - 192204 8.98" 47 1.91"
192302 - 192304 7.12" 28 0.05"
192402 - 192404 6.31" 9 -0.76"
192502 - 192504 5.44" 3 -1.63"
192602 - 192604 6.54" 11 -0.53"
192702 - 192704 8.36" 43 1.29"
192802 - 192804 7.15" 29 0.08"
192902 - 192904 7.76" 38 0.69"
193002 - 193004 5.55" 4 -1.52"
193102 - 193104 6.22" 8 -0.85"
193202 - 193204 6.68" 15 -0.39"
193302 - 193304 6.95" 21 -0.12"
193402 - 193404 5.76" 5 -1.31"
193502 - 193504 7.17" 31 0.10"
193602 - 193604 6.72" 17 -0.35"
193702 - 193704 7.05" 25 -0.02"
193802 - 193804 8.40" 44 1.33"
193902 - 193904 7.16" 30 0.09"
194002 - 194004 8.29" 42 1.22"
194102 - 194104 6.87" 18 -0.20"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 18, 2019 from https://www.ncdc.noaa.gov/cag/