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.

Place mouse on axis and left-click to pan; wheel up/down for zoom in/out (or shift key+left-click).

Download: xml csv json
Dates Value Rank Departure From Mean (0.00°F)
9999-0 Base Period
189507 - 189605 49.95°F 3 49.95°F
189607 - 189705 49.76°F 2 49.76°F
189707 - 189805 50.52°F 4 50.52°F
189807 - 189905 48.49°F 1 48.49°F
189907 - 190005 50.87°F 5 50.87°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 15, 2019 from