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 (47.94°F)
1901-1905 Base Period
189512 - 189705 48.24°F 6 0.30°F
189612 - 189805 48.45°F 7 0.51°F
189712 - 189905 47.29°F 2 -0.65°F
189812 - 190005 47.79°F 4 -0.15°F
189912 - 190105 48.76°F 9 0.82°F
190012 - 190205 48.50°F 8 0.56°F
190112 - 190305 47.88°F 5 -0.06°F
190212 - 190405 47.15°F 1 -0.79°F
190312 - 190505 47.40°F 3 -0.54°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 https://www.ncdc.noaa.gov/cag/