Climate at a Glance

National Time Series

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Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.


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Download: xml csv json
Dates Value Rank Departure From Mean (40.82°F)
1901-1917 Base Period
189512 - 189605 41.84°F 19 1.02°F
189612 - 189705 41.37°F 15 0.55°F
189712 - 189805 41.43°F 16 0.61°F
189812 - 189905 38.66°F 2 -2.16°F
189912 - 190005 41.85°F 20 1.03°F
190012 - 190105 41.21°F 12 0.39°F
190112 - 190205 41.24°F 13 0.42°F
190212 - 190305 40.34°F 7 -0.48°F
190312 - 190405 40.17°F 6 -0.65°F
190412 - 190505 40.14°F 4 -0.68°F
190512 - 190605 40.99°F 9 0.17°F
190612 - 190705 41.71°F 18 0.89°F
190712 - 190805 42.61°F 22 1.79°F
190812 - 190905 41.35°F 14 0.53°F
190912 - 191005 41.13°F 11 0.31°F
191012 - 191105 42.29°F 21 1.47°F
191112 - 191205 39.14°F 3 -1.68°F
191212 - 191305 40.53°F 8 -0.29°F
191312 - 191405 41.71°F 18 0.89°F
191412 - 191505 40.14°F 4 -0.68°F
191512 - 191605 41.02°F 10 0.20°F
191612 - 191705 38.24°F 1 -2.58°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 16, 2019 from https://www.ncdc.noaa.gov/cag/