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
189508 - 189605 47.83°F 3 47.83°F
189608 - 189705 47.37°F 2 47.37°F
189708 - 189805 48.24°F 4 48.24°F
189808 - 189905 46.01°F 1 46.01°F
189908 - 190005 48.65°F 5 48.65°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