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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Download: xml csv json
Dates Value Rank Departure From Mean (47.95°F)
1901-1924 Base Period
189509 - 189512 46.82°F 4 -1.13°F
189609 - 189612 47.18°F 10 -0.77°F
189709 - 189712 48.30°F 19 0.35°F
189809 - 189812 46.00°F 1 -1.95°F
189909 - 189912 48.83°F 26 0.88°F
190009 - 190012 49.38°F 28 1.43°F
190109 - 190112 47.96°F 15 0.01°F
190209 - 190212 47.92°F 14 -0.03°F
190309 - 190312 46.86°F 5 -1.09°F
190409 - 190412 48.51°F 22 0.56°F
190509 - 190512 47.71°F 12 -0.24°F
190609 - 190612 48.55°F 23 0.60°F
190709 - 190712 48.38°F 20 0.43°F
190809 - 190812 48.30°F 19 0.35°F
190909 - 190912 46.98°F 8 -0.97°F
191009 - 191012 48.59°F 24 0.64°F
191109 - 191112 47.06°F 9 -0.89°F
191209 - 191212 47.76°F 13 -0.19°F
191309 - 191312 48.43°F 21 0.48°F
191409 - 191412 47.50°F 11 -0.45°F
191509 - 191512 49.01°F 27 1.06°F
191609 - 191612 46.20°F 2 -1.75°F
191709 - 191712 46.92°F 6 -1.03°F
191809 - 191812 48.26°F 17 0.31°F
191909 - 191912 46.58°F 3 -1.37°F
192009 - 192012 48.23°F 16 0.28°F
192109 - 192112 49.89°F 30 1.94°F
192209 - 192212 49.43°F 29 1.48°F
192309 - 192312 48.72°F 25 0.77°F
192409 - 192412 46.93°F 7 -1.02°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 21, 2019 from https://www.ncdc.noaa.gov/cag/