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 (43.16")
1901-1941 Base Period
189508 - 189701 42.17" 16 -0.99"
189608 - 189801 43.63" 22 0.47"
189708 - 189901 42.73" 18 -0.43"
189808 - 190001 42.32" 17 -0.84"
189908 - 190101 43.18" 19 0.02"
190008 - 190201 41.21" 10 -1.95"
190108 - 190301 44.01" 29 0.85"
190208 - 190401 44.06" 30 0.90"
190308 - 190501 40.33" 8 -2.83"
190408 - 190601 44.99" 37 1.83"
190508 - 190701 47.36" 43 4.20"
190608 - 190801 46.51" 40 3.35"
190708 - 190901 44.57" 35 1.41"
190808 - 191001 43.48" 20 0.32"
190908 - 191101 39.13" 5 -4.03"
191008 - 191201 41.38" 13 -1.78"
191108 - 191301 46.71" 41 3.55"
191208 - 191401 43.65" 23 0.49"
191308 - 191501 43.73" 24 0.57"
191408 - 191601 48.43" 45 5.27"
191508 - 191701 44.39" 33 1.23"
191608 - 191801 38.06" 2 -5.10"
191708 - 191901 39.29" 6 -3.87"
191808 - 192001 46.78" 42 3.62"
191908 - 192101 46.29" 39 3.13"
192008 - 192201 43.83" 26 0.67"
192108 - 192301 43.61" 21 0.45"
192208 - 192401 43.86" 27 0.70"
192308 - 192501 41.80" 15 -1.36"
192408 - 192601 39.97" 7 -3.19"
192508 - 192701 44.46" 34 1.30"
192608 - 192801 47.82" 44 4.66"
192708 - 192901 44.84" 36 1.68"
192808 - 193001 44.11" 32 0.95"
192908 - 193101 38.46" 3 -4.70"
193008 - 193201 40.93" 9 -2.23"
193108 - 193301 45.29" 38 2.13"
193208 - 193401 41.75" 14 -1.41"
193308 - 193501 38.82" 4 -4.34"
193408 - 193601 44.10" 31 0.94"
193508 - 193701 41.28" 11 -1.88"
193608 - 193801 43.83" 26 0.67"
193708 - 193901 43.98" 28 0.82"
193808 - 194001 37.79" 1 -5.37"
193908 - 194101 41.29" 12 -1.87"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/