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 (40.99°F)
1901-1917 Base Period
189511 - 189605 41.46°F 15 0.47°F
189611 - 189705 40.94°F 9 -0.05°F
189711 - 189805 41.36°F 14 0.37°F
189811 - 189905 38.63°F 2 -2.36°F
189911 - 190005 42.29°F 21 1.30°F
190011 - 190105 41.25°F 11 0.26°F
190111 - 190205 41.30°F 12 0.31°F
190211 - 190305 40.82°F 8 -0.17°F
190311 - 190405 40.18°F 4 -0.81°F
190411 - 190505 40.56°F 5 -0.43°F
190511 - 190605 41.17°F 10 0.18°F
190611 - 190705 41.53°F 17 0.54°F
190711 - 190805 42.35°F 22 1.36°F
190811 - 190905 41.52°F 16 0.53°F
190911 - 191005 41.69°F 18 0.70°F
191011 - 191105 42.12°F 19 1.13°F
191111 - 191205 38.88°F 3 -2.11°F
191211 - 191305 40.77°F 7 -0.22°F
191311 - 191405 42.20°F 20 1.21°F
191411 - 191505 40.61°F 6 -0.38°F
191511 - 191605 41.32°F 13 0.33°F
191611 - 191705 38.52°F 1 -2.47°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 24, 2019 from https://www.ncdc.noaa.gov/cag/