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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Date Value Rank Departure From Mean (2.85")
1901-1973 Base Period
189505 2.88" 44 0.03"
189605 2.96" 50 0.11"
189705 2.12" 4 -0.73"
189805 3.23" 66 0.38"
189905 2.74" 36 -0.11"
190005 2.45" 18 -0.40"
190105 2.66" 29 -0.19"
190205 3.00" 54 0.15"
190305 3.01" 55 0.16"
190405 2.59" 23 -0.26"
190505 3.74" 75 0.89"
190605 3.16" 61 0.31"
190705 3.45" 72 0.60"
190805 4.13" 78 1.28"
190905 3.04" 57 0.19"
191005 2.59" 23 -0.26"
191105 1.97" 3 -0.88"
191205 2.89" 45 0.04"
191305 2.51" 21 -0.34"
191405 2.48" 20 -0.37"
191505 3.89" 77 1.04"
191605 2.88" 44 0.03"
191705 2.64" 28 -0.21"
191805 2.59" 23 -0.26"
191905 3.20" 65 0.35"
192005 2.79" 38 -0.06"
192105 2.55" 22 -0.30"
192205 3.11" 58 0.26"
192305 3.13" 59 0.28"
192405 2.42" 16 -0.43"
192505 1.92" 2 -0.93"
192605 2.21" 6 -0.64"
192705 2.99" 52 0.14"
192805 2.34" 13 -0.51"
192905 3.51" 73 0.66"
193005 3.17" 62 0.32"
193105 2.29" 11 -0.56"
193205 2.42" 16 -0.43"
193305 3.39" 71 0.54"
193405 1.81" 1 -1.04"
193505 3.72" 74 0.87"
193605 2.25" 9 -0.60"
193705 2.33" 12 -0.52"
193805 3.24" 67 0.39"
193905 2.20" 5 -0.65"
194005 2.22" 7 -0.63"
194105 2.67" 31 -0.18"
194205 3.16" 61 0.31"
194305 3.39" 71 0.54"
194405 3.00" 54 0.15"
194505 2.87" 40 0.02"
194605 3.75" 76 0.90"
194705 3.19" 63 0.34"
194805 2.77" 37 -0.08"
194905 2.98" 51 0.13"
195005 2.88" 44 0.03"
195105 2.37" 15 -0.48"
195205 2.69" 32 -0.16"
195305 3.26" 68 0.41"
195405 2.69" 32 -0.16"
195505 2.92" 47 0.07"
195605 2.60" 26 -0.25"
195705 4.24" 79 1.39"
195805 2.46" 19 -0.39"
195905 3.20" 65 0.35"
196005 2.87" 39 0.02"
196105 2.88" 44 0.03"
196205 2.69" 32 -0.16"
196305 2.36" 14 -0.49"
196405 2.25" 9 -0.60"
196505 2.71" 35 -0.14"
196605 2.24" 8 -0.61"
196705 2.96" 50 0.11"
196805 3.33" 69 0.48"
196905 2.66" 29 -0.19"
197005 2.61" 27 -0.24"
197105 2.92" 47 0.07"
197205 2.95" 48 0.10"
197305 3.03" 56 0.18"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 17, 2019 from https://www.ncdc.noaa.gov/cag/