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 (48.83°F)
1901-1919 Base Period
189507 - 189603 48.30°F 6 -0.53°F
189607 - 189703 48.34°F 7 -0.49°F
189707 - 189803 49.44°F 19 0.61°F
189807 - 189903 46.98°F 1 -1.85°F
189907 - 190003 49.59°F 22 0.76°F
190007 - 190103 49.52°F 20 0.69°F
190107 - 190203 49.38°F 16 0.55°F
190207 - 190303 48.51°F 9 -0.32°F
190307 - 190403 47.91°F 4 -0.92°F
190407 - 190503 48.36°F 8 -0.47°F
190507 - 190603 48.65°F 12 -0.18°F
190607 - 190703 50.03°F 24 1.20°F
190707 - 190803 49.58°F 21 0.75°F
190807 - 190903 49.41°F 17 0.58°F
190907 - 191003 49.09°F 14 0.26°F
191007 - 191103 50.02°F 23 1.19°F
191107 - 191203 47.04°F 2 -1.79°F
191207 - 191303 48.01°F 5 -0.82°F
191307 - 191403 49.43°F 18 0.60°F
191407 - 191503 48.57°F 11 -0.26°F
191507 - 191603 48.96°F 13 0.13°F
191607 - 191703 47.51°F 3 -1.32°F
191707 - 191803 48.53°F 10 -0.30°F
191807 - 191903 49.22°F 15 0.39°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/