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 (54.95°F)
1901-1917 Base Period
189506 - 189611 54.80°F 9 -0.15°F
189606 - 189711 55.14°F 13 0.19°F
189706 - 189811 55.25°F 15 0.30°F
189806 - 189911 54.44°F 4 -0.51°F
189906 - 190011 55.98°F 22 1.03°F
190006 - 190111 55.82°F 21 0.87°F
190106 - 190211 55.44°F 17 0.49°F
190206 - 190311 54.45°F 5 -0.50°F
190306 - 190411 54.34°F 3 -0.61°F
190406 - 190511 54.69°F 6 -0.26°F
190506 - 190611 54.94°F 10 -0.01°F
190606 - 190711 54.94°F 10 -0.01°F
190706 - 190811 55.23°F 14 0.28°F
190806 - 190911 55.31°F 16 0.36°F
190906 - 191011 55.53°F 18 0.58°F
191006 - 191111 55.56°F 19 0.61°F
191106 - 191211 54.02°F 2 -0.93°F
191206 - 191311 54.74°F 8 -0.21°F
191306 - 191411 55.76°F 20 0.81°F
191406 - 191511 54.96°F 12 0.01°F
191506 - 191611 54.70°F 7 -0.25°F
191606 - 191711 53.80°F 1 -1.15°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2019, retrieved on November 22, 2019 from https://www.ncdc.noaa.gov/cag/