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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Download: xml csv json
Dates Value Rank Departure From Mean (88.46")
1901-1973 Base Period
189506 - 189805 87.18" 30 -1.28"
189606 - 189905 88.86" 38 0.40"
189706 - 190005 87.04" 28 -1.42"
189806 - 190105 88.76" 36 0.30"
189906 - 190205 86.50" 24 -1.96"
190006 - 190305 89.80" 47 1.34"
190106 - 190405 88.07" 34 -0.39"
190206 - 190505 90.19" 51 1.73"
190306 - 190605 89.35" 44 0.89"
190406 - 190705 94.13" 73 5.67"
190506 - 190805 96.00" 76 7.54"
190606 - 190905 93.98" 71 5.52"
190706 - 191005 89.07" 41 0.61"
190806 - 191105 83.37" 6 -5.09"
190906 - 191205 85.94" 19 -2.52"
191006 - 191305 87.30" 31 -1.16"
191106 - 191405 90.38" 55 1.92"
191206 - 191505 88.90" 39 0.44"
191306 - 191605 91.76" 63 3.30"
191406 - 191705 91.16" 58 2.70"
191506 - 191805 85.69" 18 -2.77"
191606 - 191905 83.76" 9 -4.70"
191706 - 192005 86.78" 26 -1.68"
191806 - 192105 92.19" 66 3.73"
191906 - 192205 93.09" 69 4.63"
192006 - 192305 89.97" 49 1.51"
192106 - 192405 89.34" 43 0.88"
192206 - 192505 83.62" 8 -4.84"
192306 - 192605 83.58" 7 -4.88"
192406 - 192705 86.81" 27 -1.65"
192506 - 192805 91.08" 57 2.62"
192606 - 192905 95.02" 75 6.56"
192706 - 193005 89.89" 48 1.43"
192806 - 193105 84.53" 11 -3.93"
192906 - 193205 81.97" 3 -6.49"
193006 - 193305 84.83" 15 -3.63"
193106 - 193405 84.78" 14 -3.68"
193206 - 193505 84.67" 12 -3.79"
193306 - 193605 82.03" 4 -6.43"
193406 - 193705 86.19" 21 -2.27"
193506 - 193805 87.73" 33 -0.73"
193606 - 193905 87.53" 32 -0.93"
193706 - 194005 85.99" 20 -2.47"
193806 - 194105 84.35" 10 -4.11"
193906 - 194205 89.74" 46 1.28"
194006 - 194305 93.99" 72 5.53"
194106 - 194405 93.20" 70 4.74"
194206 - 194505 90.31" 53 1.85"
194306 - 194605 91.26" 59 2.80"
194406 - 194705 92.80" 68 4.34"
194506 - 194805 92.71" 67 4.25"
194606 - 194905 91.55" 62 3.09"
194706 - 195005 91.45" 61 2.99"
194806 - 195105 90.96" 56 2.50"
194906 - 195205 91.78" 64 3.32"
195006 - 195305 88.95" 40 0.49"
195106 - 195405 85.25" 16 -3.21"
195206 - 195505 79.64" 1 -8.82"
195306 - 195605 80.05" 2 -8.41"
195406 - 195705 82.60" 5 -5.86"
195506 - 195805 88.58" 35 0.12"
195606 - 195905 90.12" 50 1.66"
195706 - 196005 92.08" 65 3.62"
195806 - 196105 89.29" 42 0.83"
195906 - 196205 90.28" 52 1.82"
196006 - 196305 87.04" 28 -1.42"
196106 - 196405 85.31" 17 -3.15"
196206 - 196505 84.75" 13 -3.71"
196306 - 196605 86.37" 23 -2.09"
196406 - 196705 86.28" 22 -2.18"
196506 - 196805 86.57" 25 -1.89"
196606 - 196905 88.80" 37 0.34"
196706 - 197005 91.29" 60 2.83"
196806 - 197105 90.38" 55 1.92"
196906 - 197205 89.74" 46 1.28"
197006 - 197305 94.74" 74 6.28"

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/