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 (51.55°F)
1901-1914 Base Period
189508 - 189607 51.82°F 12 0.27°F
189608 - 189707 51.26°F 7 -0.29°F
189708 - 189807 52.08°F 14 0.53°F
189808 - 189907 50.15°F 2 -1.40°F
189908 - 190007 52.50°F 18 0.95°F
190008 - 190107 52.32°F 17 0.77°F
190108 - 190207 51.76°F 11 0.21°F
190208 - 190307 51.01°F 4 -0.54°F
190308 - 190407 50.63°F 3 -0.92°F
190408 - 190507 51.13°F 6 -0.42°F
190508 - 190607 51.49°F 8 -0.06°F
190608 - 190707 51.63°F 9 0.08°F
190708 - 190807 52.11°F 15 0.56°F
190808 - 190907 51.68°F 10 0.13°F
190908 - 191007 52.04°F 13 0.49°F
191008 - 191107 52.56°F 19 1.01°F
191108 - 191207 50.06°F 1 -1.49°F
191208 - 191307 51.05°F 5 -0.50°F
191308 - 191407 52.29°F 16 0.74°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 16, 2019 from https://www.ncdc.noaa.gov/cag/