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 (42.52°F)
1901-1904 Base Period
189501 - 189505 41.22°F 2 -1.30°F
189601 - 189605 43.87°F 9 1.35°F
189701 - 189705 42.54°F 5 0.02°F
189801 - 189805 43.56°F 8 1.04°F
189901 - 189905 40.66°F 1 -1.86°F
190001 - 190005 43.90°F 10 1.38°F
190101 - 190105 42.55°F 6 0.03°F
190201 - 190205 43.19°F 7 0.67°F
190301 - 190305 42.25°F 4 -0.27°F
190401 - 190405 42.10°F 3 -0.42°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 18, 2019 from https://www.ncdc.noaa.gov/cag/