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 (47.66°F)
1901-1914 Base Period
189511 - 189607 48.20°F 14 0.54°F
189611 - 189707 47.56°F 8 -0.10°F
189711 - 189807 48.01°F 11 0.35°F
189811 - 189907 45.79°F 2 -1.87°F
189911 - 190007 48.83°F 19 1.17°F
190011 - 190107 48.16°F 13 0.50°F
190111 - 190207 47.69°F 10 0.03°F
190211 - 190307 47.06°F 4 -0.60°F
190311 - 190407 46.65°F 3 -1.01°F
190411 - 190507 47.10°F 5 -0.56°F
190511 - 190607 47.54°F 7 -0.12°F
190611 - 190707 47.66°F 9 0.00°F
190711 - 190807 48.51°F 16 0.85°F
190811 - 190907 48.02°F 12 0.36°F
190911 - 191007 48.25°F 15 0.59°F
191011 - 191107 48.70°F 17 1.04°F
191111 - 191207 45.68°F 1 -1.98°F
191211 - 191307 47.40°F 6 -0.26°F
191311 - 191407 48.76°F 18 1.10°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/