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 (44.41°F)
1901-1932 Base Period
189509 - 189601 43.75°F 12 -0.66°F
189609 - 189701 43.38°F 9 -1.03°F
189709 - 189801 44.77°F 23 0.36°F
189809 - 189901 42.74°F 5 -1.67°F
189909 - 190001 45.89°F 35 1.48°F
190009 - 190101 45.83°F 34 1.42°F
190109 - 190201 44.38°F 18 -0.03°F
190209 - 190301 44.51°F 20 0.10°F
190309 - 190401 43.00°F 6 -1.41°F
190409 - 190501 44.23°F 15 -0.18°F
190509 - 190601 44.74°F 22 0.33°F
190609 - 190701 44.98°F 26 0.57°F
190709 - 190801 45.19°F 29 0.78°F
190809 - 190901 45.10°F 28 0.69°F
190909 - 191001 43.51°F 10 -0.90°F
191009 - 191101 45.45°F 32 1.04°F
191109 - 191201 42.60°F 2 -1.81°F
191209 - 191301 44.31°F 17 -0.10°F
191309 - 191401 45.65°F 33 1.24°F
191409 - 191501 43.69°F 11 -0.72°F
191509 - 191601 44.85°F 24 0.44°F
191609 - 191701 42.62°F 3 -1.79°F
191709 - 191801 42.31°F 1 -2.10°F
191809 - 191901 44.97°F 25 0.56°F
191909 - 192001 43.11°F 7 -1.30°F
192009 - 192101 45.45°F 32 1.04°F
192109 - 192201 45.27°F 30 0.86°F
192209 - 192301 46.46°F 36 2.05°F
192309 - 192401 44.23°F 15 -0.18°F
192409 - 192501 43.36°F 8 -1.05°F
192509 - 192601 43.76°F 13 -0.65°F
192609 - 192701 44.48°F 19 0.07°F
192709 - 192801 45.09°F 27 0.68°F
192809 - 192901 43.84°F 14 -0.57°F
192909 - 193001 42.65°F 4 -1.76°F
193009 - 193101 44.54°F 21 0.13°F
193109 - 193201 46.94°F 37 2.53°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 17, 2019 from https://www.ncdc.noaa.gov/cag/