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 (22.70")
1901-1989 Base Period
189507 - 189612 21.62" 34 -1.08"
189607 - 189712 26.10" 84 3.40"
189707 - 189812 22.26" 47 -0.44"
189807 - 189912 18.87" 12 -3.83"
189907 - 190012 19.44" 16 -3.26"
190007 - 190112 18.30" 7 -4.40"
190107 - 190212 17.93" 6 -4.77"
190207 - 190312 19.05" 13 -3.65"
190307 - 190412 17.89" 5 -4.81"
190407 - 190512 28.32" 91 5.62"
190507 - 190612 27.11" 88 4.41"
190607 - 190712 26.64" 86 3.94"
190707 - 190812 24.18" 66 1.48"
190807 - 190912 25.66" 76 2.96"
190907 - 191012 21.12" 28 -1.58"
191007 - 191112 23.84" 62 1.14"
191107 - 191212 24.33" 69 1.63"
191207 - 191312 22.16" 45 -0.54"
191307 - 191412 26.09" 83 3.39"
191407 - 191512 26.98" 87 4.28"
191507 - 191612 24.54" 72 1.84"
191607 - 191712 21.26" 32 -1.44"
191707 - 191812 20.91" 25 -1.79"
191807 - 191912 26.01" 81 3.31"
191907 - 192012 25.78" 78 3.08"
192007 - 192112 23.26" 60 0.56"
192107 - 192212 22.39" 50 -0.31"
192207 - 192312 24.32" 68 1.62"
192307 - 192412 22.30" 48 -0.40"
192407 - 192512 20.24" 20 -2.46"
192507 - 192612 25.08" 74 2.38"
192607 - 192712 24.45" 71 1.75"
192707 - 192812 22.75" 55 0.05"
192807 - 192912 21.84" 38 -0.86"
192907 - 193012 23.94" 64 1.24"
193007 - 193112 24.42" 70 1.72"
193107 - 193212 23.89" 63 1.19"
193207 - 193312 20.94" 27 -1.76"
193307 - 193412 17.83" 4 -4.87"
193407 - 193512 20.90" 24 -1.80"
193507 - 193612 21.89" 39 -0.81"
193607 - 193712 22.87" 56 0.17"
193707 - 193812 22.11" 44 -0.59"
193807 - 193912 19.50" 18 -3.20"
193907 - 194012 22.75" 55 0.05"
194007 - 194112 32.79" 94 10.09"
194107 - 194212 25.67" 77 2.97"
194207 - 194312 20.37" 22 -2.33"
194307 - 194412 21.23" 29 -1.47"
194407 - 194512 20.03" 19 -2.67"
194507 - 194612 21.91" 40 -0.79"
194607 - 194712 23.22" 59 0.52"
194707 - 194812 20.93" 26 -1.77"
194807 - 194912 22.01" 42 -0.69"
194907 - 195012 17.66" 2 -5.04"
195007 - 195112 20.70" 23 -2.00"
195107 - 195212 22.39" 50 -0.31"
195207 - 195312 17.66" 2 -5.04"
195307 - 195412 18.54" 8 -4.16"
195407 - 195512 19.48" 17 -3.22"
195507 - 195612 15.85" 1 -6.85"
195607 - 195712 22.72" 52 0.02"
195707 - 195812 24.12" 65 1.42"
195807 - 195912 21.33" 33 -1.37"
195907 - 196012 21.77" 35 -0.93"
196007 - 196112 22.01" 42 -0.69"
196107 - 196212 21.99" 41 -0.71"
196207 - 196312 19.32" 15 -3.38"
196307 - 196412 20.31" 21 -2.39"
196407 - 196512 25.80" 79 3.10"
196507 - 196612 22.95" 57 0.25"
196607 - 196712 23.05" 58 0.35"
196707 - 196812 22.45" 51 -0.25"
196807 - 196912 24.30" 67 1.60"
196907 - 197012 22.16" 45 -0.54"
197007 - 197112 21.78" 36 -0.92"
197107 - 197212 24.71" 73 2.01"
197207 - 197312 25.15" 75 2.45"
197307 - 197412 18.82" 10 -3.88"
197407 - 197512 21.83" 37 -0.87"
197507 - 197612 18.82" 10 -3.88"
197607 - 197712 19.21" 14 -3.49"
197707 - 197812 25.83" 80 3.13"
197807 - 197912 23.66" 61 0.96"
197907 - 198012 21.24" 31 -1.46"
198007 - 198112 21.23" 29 -1.47"
198107 - 198212 26.17" 85 3.47"
198207 - 198312 29.22" 93 6.52"
198307 - 198412 28.20" 90 5.50"
198407 - 198512 28.73" 92 6.03"
198507 - 198612 27.37" 89 4.67"
198607 - 198712 26.05" 82 3.35"
198707 - 198812 22.73" 53 0.03"
198807 - 198912 18.62" 9 -4.08"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/