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
189512 - 189605 41.84°F 4 41.84°F
189612 - 189705 41.37°F 2 41.37°F
189712 - 189805 41.43°F 3 41.43°F
189812 - 189905 38.66°F 1 38.66°F
189912 - 190005 41.85°F 5 41.85°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 20, 2019 from