Climate at a Glance

Regional Time Series

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Please note, Palmer Indices are not available for NWS Regions. 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 (28.45")
1901-1956 Base Period
189511 - 189608 23.85" 11 -4.60"
189611 - 189708 26.41" 24 -2.04"
189711 - 189808 29.72" 37 1.27"
189811 - 189908 25.81" 21 -2.64"
189911 - 190008 34.03" 54 5.58"
190011 - 190108 21.01" 4 -7.44"
190111 - 190208 25.61" 20 -2.84"
190211 - 190308 33.72" 52 5.27"
190311 - 190408 25.03" 13 -3.42"
190411 - 190508 34.38" 55 5.93"
190511 - 190608 30.19" 40 1.74"
190611 - 190708 27.84" 28 -0.61"
190711 - 190808 34.84" 56 6.39"
190811 - 190908 24.84" 12 -3.61"
190911 - 191008 25.26" 15 -3.19"
191011 - 191108 25.46" 18 -2.99"
191111 - 191208 31.81" 47 3.36"
191211 - 191308 25.07" 14 -3.38"
191311 - 191408 30.87" 43 2.42"
191411 - 191508 34.93" 57 6.48"
191511 - 191608 26.13" 22 -2.32"
191611 - 191708 21.92" 7 -6.53"
191711 - 191808 19.75" 2 -8.70"
191811 - 191908 35.34" 59 6.89"
191911 - 192008 31.56" 45 3.11"
192011 - 192108 29.43" 33 0.98"
192111 - 192208 30.48" 41 2.03"
192211 - 192308 32.24" 48 3.79"
192311 - 192408 26.99" 25 -1.46"
192411 - 192508 20.33" 3 -8.12"
192511 - 192608 29.38" 32 0.93"
192611 - 192708 32.62" 49 4.17"
192711 - 192808 29.56" 35 1.11"
192811 - 192908 29.68" 36 1.23"
192911 - 193008 25.28" 16 -3.17"
193011 - 193108 27.16" 26 -1.29"
193111 - 193208 34.00" 53 5.55"
193211 - 193308 29.08" 31 0.63"
193311 - 193408 23.04" 9 -5.41"
193411 - 193508 33.13" 50 4.68"
193511 - 193608 21.86" 6 -6.59"
193611 - 193708 25.47" 19 -2.98"
193711 - 193808 31.10" 44 2.65"
193811 - 193908 27.54" 27 -0.91"
193911 - 194008 28.92" 30 0.47"
194011 - 194108 37.16" 61 8.71"
194111 - 194208 28.84" 29 0.39"
194211 - 194308 22.58" 8 -5.87"
194311 - 194408 33.23" 51 4.78"
194411 - 194508 36.08" 60 7.63"
194511 - 194608 30.67" 42 2.22"
194611 - 194708 29.75" 38 1.30"
194711 - 194808 29.91" 39 1.46"
194811 - 194908 35.21" 58 6.76"
194911 - 195008 31.72" 46 3.27"
195011 - 195108 25.41" 17 -3.04"
195111 - 195208 23.17" 10 -5.28"
195211 - 195308 29.47" 34 1.02"
195311 - 195408 21.47" 5 -6.98"
195411 - 195508 26.18" 23 -2.27"
195511 - 195608 19.40" 1 -9.05"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/