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 (26.53")
1901-1941 Base Period
189506 - 189604 25.41" 12 -1.12"
189606 - 189704 28.58" 39 2.05"
189706 - 189804 24.88" 9 -1.65"
189806 - 189904 27.31" 31 0.78"
189906 - 190004 26.43" 22 -0.10"
190006 - 190104 27.17" 28 0.64"
190106 - 190204 24.79" 8 -1.74"
190206 - 190304 29.17" 43 2.64"
190306 - 190404 25.51" 13 -1.02"
190406 - 190504 26.17" 19 -0.36"
190506 - 190604 28.18" 38 1.65"
190606 - 190704 29.43" 45 2.90"
190706 - 190804 27.65" 34 1.12"
190806 - 190904 26.28" 21 -0.25"
190906 - 191004 25.38" 11 -1.15"
191006 - 191104 24.11" 5 -2.42"
191106 - 191204 29.00" 42 2.47"
191206 - 191304 26.82" 25 0.29"
191306 - 191404 26.68" 24 0.15"
191406 - 191504 26.52" 23 -0.01"
191506 - 191604 29.31" 44 2.78"
191606 - 191704 25.92" 16 -0.61"
191706 - 191804 22.35" 2 -4.18"
191806 - 191904 27.06" 27 0.53"
191906 - 192004 28.79" 40 2.26"
192006 - 192104 27.80" 35 1.27"
192106 - 192204 28.05" 37 1.52"
192206 - 192304 25.33" 10 -1.20"
192306 - 192404 27.30" 30 0.77"
192406 - 192504 23.52" 4 -3.01"
192506 - 192604 26.21" 20 -0.32"
192606 - 192704 29.96" 46 3.43"
192706 - 192804 27.37" 32 0.84"
192806 - 192904 28.85" 41 2.32"
192906 - 193004 24.65" 6 -1.88"
193006 - 193104 22.06" 1 -4.47"
193106 - 193204 27.38" 33 0.85"
193206 - 193304 27.29" 29 0.76"
193306 - 193404 22.49" 3 -4.04"
193406 - 193504 25.97" 17 -0.56"
193506 - 193604 25.79" 15 -0.74"
193606 - 193704 26.13" 18 -0.40"
193706 - 193804 27.99" 36 1.46"
193806 - 193904 25.64" 14 -0.89"
193906 - 194004 24.70" 7 -1.83"
194006 - 194104 26.92" 26 0.39"

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/