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 (147.16")
1901-1968 Base Period
189506 - 190005 146.11" 30 -1.05"
189606 - 190105 147.57" 39 0.41"
189706 - 190205 144.66" 21 -2.50"
189806 - 190305 148.73" 44 1.57"
189906 - 190405 146.78" 33 -0.38"
190006 - 190505 147.81" 40 0.65"
190106 - 190605 149.32" 48 2.16"
190206 - 190705 154.41" 67 7.25"
190306 - 190805 154.01" 66 6.85"
190406 - 190905 155.23" 68 8.07"
190506 - 191005 153.29" 63 6.13"
190606 - 191105 148.03" 41 0.87"
190706 - 191205 147.04" 36 -0.12"
190806 - 191305 144.59" 20 -2.57"
190906 - 191405 144.43" 18 -2.73"
191006 - 191505 146.87" 34 -0.29"
191106 - 191605 152.98" 60 5.82"
191206 - 191705 149.65" 49 2.49"
191306 - 191805 145.26" 27 -1.90"
191406 - 191905 146.36" 32 -0.80"
191506 - 192005 147.53" 38 0.37"
191606 - 192105 145.69" 29 -1.47"
191706 - 192205 148.29" 42 1.13"
191806 - 192305 151.81" 57 4.65"
191906 - 192405 151.27" 54 4.11"
192006 - 192505 145.13" 24 -2.03"
192106 - 192605 143.20" 12 -3.96"
192206 - 192705 144.99" 22 -2.17"
192306 - 192805 146.24" 31 -0.92"
192406 - 192905 148.88" 47 1.72"
192506 - 193005 151.26" 53 4.10"
192606 - 193105 147.19" 37 0.03"
192706 - 193205 144.04" 14 -3.12"
192806 - 193305 145.01" 23 -2.15"
192906 - 193405 136.95" 2 -10.21"
193006 - 193505 138.82" 3 -8.34"
193106 - 193605 142.51" 11 -4.65"
193206 - 193705 141.17" 6 -5.99"
193306 - 193805 141.72" 9 -5.44"
193406 - 193905 145.26" 27 -1.90"
193506 - 194005 142.49" 10 -4.67"
193606 - 194105 144.04" 14 -3.12"
193706 - 194205 148.81" 46 1.65"
193806 - 194305 148.75" 45 1.59"
193906 - 194405 149.71" 50 2.55"
194006 - 194505 153.13" 62 5.97"
194106 - 194605 155.66" 69 8.50"
194206 - 194705 152.77" 59 5.61"
194306 - 194805 151.85" 58 4.69"
194406 - 194905 154.01" 66 6.85"
194506 - 195005 153.91" 64 6.75"
194606 - 195105 151.55" 55 4.39"
194706 - 195205 152.99" 61 5.83"
194806 - 195305 150.15" 52 2.99"
194906 - 195405 145.25" 26 -1.91"
195006 - 195505 141.18" 7 -5.98"
195106 - 195605 139.24" 4 -7.92"
195206 - 195705 136.07" 1 -11.09"
195306 - 195805 140.81" 5 -6.35"
195406 - 195905 144.11" 17 -3.05"
195506 - 196005 148.51" 43 1.35"
195606 - 196105 150.05" 51 2.89"
195706 - 196205 151.79" 56 4.63"
195806 - 196305 146.97" 35 -0.19"
195906 - 196405 145.24" 25 -1.92"
196006 - 196505 144.46" 19 -2.70"
196106 - 196605 144.05" 16 -3.11"
196206 - 196705 141.24" 8 -5.92"
196306 - 196805 143.99" 13 -3.17"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 21, 2019 from https://www.ncdc.noaa.gov/cag/