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 (51.60°F)
1901-1901 Base Period
189506 - 189805 51.62°F 4 0.02°F
189606 - 189905 51.22°F 1 -0.38°F
189706 - 190005 51.52°F 2 -0.08°F
189806 - 190105 51.60°F 3 0.00°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 18, 2019 from