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 (148.29")
1901-1931 Base Period
189511 - 190010 149.17" 23 0.88"
189611 - 190110 146.76" 11 -1.53"
189711 - 190210 146.10" 8 -2.19"
189811 - 190310 147.67" 18 -0.62"
189911 - 190410 147.37" 15 -0.92"
190011 - 190510 147.71" 19 -0.58"
190111 - 190610 152.06" 27 3.77"
190211 - 190710 154.67" 31 6.38"
190311 - 190810 154.00" 30 5.71"
190411 - 190910 155.00" 32 6.71"
190511 - 191010 150.72" 26 2.43"
190611 - 191110 146.67" 10 -1.62"
190711 - 191210 147.22" 14 -1.07"
190811 - 191310 144.72" 2 -3.57"
190911 - 191410 145.10" 6 -3.19"
191011 - 191510 150.14" 25 1.85"
191111 - 191610 152.69" 28 4.40"
191211 - 191710 147.20" 13 -1.09"
191311 - 191810 144.77" 3 -3.52"
191411 - 191910 147.48" 17 -0.81"
191511 - 192010 146.33" 9 -1.96"
191611 - 192110 145.01" 4 -3.28"
191711 - 192210 148.37" 20 0.08"
191811 - 192310 153.68" 29 5.39"
191911 - 192410 148.79" 22 0.50"
192011 - 192510 145.02" 5 -3.27"
192111 - 192610 145.10" 6 -3.19"
192211 - 192710 147.48" 16 -0.81"
192311 - 192810 146.80" 12 -1.49"
192411 - 192910 149.43" 24 1.14"
192511 - 193010 148.49" 21 0.20"
192611 - 193110 144.43" 1 -3.86"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 22, 2019 from https://www.ncdc.noaa.gov/cag/