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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Dates Value Rank Departure From Mean (52.38°F)
1901-1930 Base Period
189512 - 189609 52.98°F 27 0.60°F
189612 - 189709 52.74°F 21 0.36°F
189712 - 189809 52.94°F 26 0.56°F
189812 - 189909 51.03°F 3 -1.35°F
189912 - 190009 53.25°F 31 0.87°F
190012 - 190109 52.84°F 22 0.46°F
190112 - 190209 52.16°F 13 -0.22°F
190212 - 190309 51.36°F 5 -1.02°F
190312 - 190409 51.53°F 7 -0.85°F
190412 - 190509 51.91°F 10 -0.47°F
190512 - 190609 52.37°F 18 -0.01°F
190612 - 190709 52.35°F 17 -0.03°F
190712 - 190809 53.20°F 29 0.82°F
190812 - 190909 52.70°F 20 0.32°F
190912 - 191009 52.60°F 19 0.22°F
191012 - 191109 53.41°F 33 1.03°F
191112 - 191209 50.67°F 2 -1.71°F
191212 - 191309 52.14°F 12 -0.24°F
191312 - 191409 53.00°F 28 0.62°F
191412 - 191509 51.25°F 4 -1.13°F
191512 - 191609 52.20°F 15 -0.18°F
191612 - 191709 50.61°F 1 -1.77°F
191712 - 191809 52.09°F 11 -0.29°F
191812 - 191909 53.24°F 30 0.86°F
191912 - 192009 51.42°F 6 -0.96°F
192012 - 192109 54.57°F 35 2.19°F
192112 - 192209 52.90°F 24 0.52°F
192212 - 192309 52.34°F 16 -0.04°F
192312 - 192409 51.81°F 9 -0.57°F
192412 - 192509 53.60°F 34 1.22°F
192512 - 192609 52.92°F 25 0.54°F
192612 - 192709 52.86°F 23 0.48°F
192712 - 192809 52.16°F 13 -0.22°F
192812 - 192909 51.69°F 8 -0.69°F
192912 - 193009 53.38°F 32 1.00°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 24, 2019 from https://www.ncdc.noaa.gov/cag/