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 (48.26°F)
1901-1949 Base Period
189509 - 189512 46.82°F 5 -1.44°F
189609 - 189612 47.18°F 12 -1.08°F
189709 - 189712 48.30°F 30 0.04°F
189809 - 189812 46.00°F 1 -2.26°F
189909 - 189912 48.83°F 41 0.57°F
190009 - 190012 49.38°F 48 1.12°F
190109 - 190112 47.96°F 23 -0.30°F
190209 - 190212 47.92°F 22 -0.34°F
190309 - 190312 46.86°F 6 -1.40°F
190409 - 190412 48.51°F 35 0.25°F
190509 - 190512 47.71°F 18 -0.55°F
190609 - 190612 48.55°F 37 0.29°F
190709 - 190712 48.38°F 33 0.12°F
190809 - 190812 48.30°F 30 0.04°F
190909 - 190912 46.98°F 9 -1.28°F
191009 - 191012 48.59°F 39 0.33°F
191109 - 191112 47.06°F 10 -1.20°F
191209 - 191212 47.76°F 20 -0.50°F
191309 - 191312 48.43°F 34 0.17°F
191409 - 191412 47.50°F 16 -0.76°F
191509 - 191512 49.01°F 43 0.75°F
191609 - 191612 46.20°F 2 -2.06°F
191709 - 191712 46.92°F 7 -1.34°F
191809 - 191812 48.26°F 27 0.00°F
191909 - 191912 46.58°F 3 -1.68°F
192009 - 192012 48.23°F 26 -0.03°F
192109 - 192112 49.89°F 52 1.63°F
192209 - 192212 49.43°F 49 1.17°F
192309 - 192312 48.72°F 40 0.46°F
192409 - 192412 46.93°F 8 -1.33°F
192509 - 192512 47.12°F 11 -1.14°F
192609 - 192612 47.71°F 18 -0.55°F
192709 - 192712 48.36°F 32 0.10°F
192809 - 192812 48.22°F 25 -0.04°F
192909 - 192912 47.43°F 15 -0.83°F
193009 - 193012 47.42°F 14 -0.84°F
193109 - 193112 50.78°F 55 2.52°F
193209 - 193212 46.79°F 4 -1.47°F
193309 - 193312 50.47°F 53 2.21°F
193409 - 193412 49.51°F 50 1.25°F
193509 - 193512 47.21°F 13 -1.05°F
193609 - 193612 48.53°F 36 0.27°F
193709 - 193712 48.28°F 28 0.02°F
193809 - 193812 49.30°F 47 1.04°F
193909 - 193912 50.53°F 54 2.27°F
194009 - 194012 49.12°F 46 0.86°F
194109 - 194112 49.69°F 51 1.43°F
194209 - 194212 48.59°F 39 0.33°F
194309 - 194312 47.88°F 21 -0.38°F
194409 - 194412 48.18°F 24 -0.08°F
194509 - 194512 47.56°F 17 -0.70°F
194609 - 194612 48.90°F 42 0.64°F
194709 - 194712 49.09°F 45 0.83°F
194809 - 194812 48.36°F 32 0.10°F
194909 - 194912 49.08°F 44 0.82°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/