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 (8.77")
1901-1941 Base Period
189510 - 189601 8.30" 14 -0.47"
189610 - 189701 9.11" 26 0.34"
189710 - 189801 9.11" 26 0.34"
189810 - 189901 9.09" 24 0.32"
189910 - 190001 8.50" 17 -0.27"
190010 - 190101 8.77" 19 0.00"
190110 - 190201 7.01" 4 -1.76"
190210 - 190301 10.12" 42 1.35"
190310 - 190401 6.85" 3 -1.92"
190410 - 190501 7.02" 5 -1.75"
190510 - 190601 9.19" 28 0.42"
190610 - 190701 10.20" 43 1.43"
190710 - 190801 8.79" 20 0.02"
190810 - 190901 8.17" 13 -0.60"
190910 - 191001 9.24" 30 0.47"
191010 - 191101 7.93" 10 -0.84"
191110 - 191201 9.50" 35 0.73"
191210 - 191301 8.62" 18 -0.15"
191310 - 191401 9.64" 37 0.87"
191410 - 191501 9.27" 31 0.50"
191510 - 191601 10.37" 45 1.60"
191610 - 191701 7.98" 11 -0.79"
191710 - 191801 6.40" 1 -2.37"
191810 - 191901 9.81" 41 1.04"
191910 - 192001 10.27" 44 1.50"
192010 - 192101 9.29" 32 0.52"
192110 - 192201 8.14" 12 -0.63"
192210 - 192301 8.92" 21 0.15"
192310 - 192401 9.24" 30 0.47"
192410 - 192501 7.81" 9 -0.96"
192510 - 192601 9.17" 27 0.40"
192610 - 192701 9.80" 40 1.03"
192710 - 192801 9.06" 23 0.29"
192810 - 192901 8.48" 16 -0.29"
192910 - 193001 9.35" 34 0.58"
193010 - 193101 7.43" 7 -1.34"
193110 - 193201 11.07" 46 2.30"
193210 - 193301 9.67" 39 0.90"
193310 - 193401 7.19" 6 -1.58"
193410 - 193501 9.01" 22 0.24"
193510 - 193601 8.31" 15 -0.46"
193610 - 193701 9.66" 38 0.89"
193710 - 193801 9.31" 33 0.54"
193810 - 193901 7.51" 8 -1.26"
193910 - 194001 6.40" 1 -2.37"
194010 - 194101 9.60" 36 0.83"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2019, retrieved on November 11, 2019 from https://www.ncdc.noaa.gov/cag/