Climate at a Glance

National Time Series

Choose from the options below and click "Plot" to create a time series graph.
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 (49.73°F)
1901-1914 Base Period
189509 - 189607 50.02°F 12 0.29°F
189609 - 189707 49.35°F 6 -0.38°F
189709 - 189807 50.33°F 14 0.60°F
189809 - 189907 48.10°F 1 -1.63°F
189909 - 190007 50.75°F 18 1.02°F
190009 - 190107 50.45°F 17 0.72°F
190109 - 190207 49.81°F 10 0.08°F
190209 - 190307 49.16°F 4 -0.57°F
190309 - 190407 48.78°F 3 -0.95°F
190409 - 190507 49.35°F 6 -0.38°F
190509 - 190607 49.59°F 8 -0.14°F
190609 - 190707 49.79°F 9 0.06°F
190709 - 190807 50.42°F 16 0.69°F
190809 - 190907 49.96°F 11 0.23°F
190909 - 191007 50.14°F 13 0.41°F
191009 - 191107 50.87°F 19 1.14°F
191109 - 191207 48.17°F 2 -1.56°F
191209 - 191307 49.32°F 5 -0.41°F
191309 - 191407 50.37°F 15 0.64°F

Citing This Page

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