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 (42.30°F)
1901-1929 Base Period
189509 - 189603 41.69°F 11 -0.61°F
189609 - 189703 41.30°F 5 -1.00°F
189709 - 189803 42.90°F 26 0.60°F
189809 - 189903 39.55°F 1 -2.75°F
189909 - 190003 43.07°F 28 0.77°F
190009 - 190103 42.81°F 24 0.51°F
190109 - 190203 42.14°F 16 -0.16°F
190209 - 190303 41.88°F 12 -0.42°F
190309 - 190403 41.19°F 4 -1.11°F
190409 - 190503 41.89°F 13 -0.41°F
190509 - 190603 41.93°F 14 -0.37°F
190609 - 190703 43.72°F 33 1.42°F
190709 - 190803 43.27°F 31 0.97°F
190809 - 190903 42.98°F 27 0.68°F
190909 - 191003 42.32°F 18 0.02°F
191009 - 191103 43.56°F 32 1.26°F
191109 - 191203 39.97°F 2 -2.33°F
191209 - 191303 41.39°F 8 -0.91°F
191309 - 191403 42.64°F 20 0.34°F
191409 - 191503 41.62°F 10 -0.68°F
191509 - 191603 42.78°F 23 0.48°F
191609 - 191703 40.22°F 3 -2.08°F
191709 - 191803 41.59°F 9 -0.71°F
191809 - 191903 42.57°F 19 0.27°F
191909 - 192003 41.36°F 6 -0.94°F
192009 - 192103 44.40°F 34 2.10°F
192109 - 192203 42.67°F 21 0.37°F
192209 - 192303 42.88°F 25 0.58°F
192309 - 192403 41.93°F 14 -0.37°F
192409 - 192503 42.76°F 22 0.46°F
192509 - 192603 42.30°F 17 0.00°F
192609 - 192703 43.22°F 29 0.92°F
192709 - 192803 43.27°F 31 0.97°F
192809 - 192903 41.38°F 7 -0.92°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/