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 (48.83°F)
1901-1950 Base Period
189509 - 189702 48.49°F 17 -0.34°F
189609 - 189802 48.52°F 18 -0.31°F
189709 - 189902 48.09°F 7 -0.74°F
189809 - 190002 47.83°F 5 -1.00°F
189909 - 190102 49.45°F 47 0.62°F
190009 - 190202 48.97°F 34 0.14°F
190109 - 190302 48.35°F 13 -0.48°F
190209 - 190402 47.68°F 4 -1.15°F
190309 - 190502 47.52°F 3 -1.31°F
190409 - 190602 48.48°F 16 -0.35°F
190509 - 190702 48.76°F 26 -0.07°F
190609 - 190802 48.75°F 25 -0.08°F
190709 - 190902 49.21°F 40 0.38°F
190809 - 191002 48.29°F 10 -0.54°F
190909 - 191102 49.09°F 37 0.26°F
191009 - 191202 48.59°F 23 -0.24°F
191109 - 191302 47.28°F 2 -1.55°F
191209 - 191402 48.53°F 20 -0.30°F
191309 - 191502 48.90°F 31 0.07°F
191409 - 191602 48.26°F 9 -0.57°F
191509 - 191702 48.03°F 6 -0.80°F
191609 - 191802 46.85°F 1 -1.98°F
191709 - 191902 48.56°F 22 -0.27°F
191809 - 192002 48.59°F 23 -0.24°F
191909 - 192102 48.36°F 14 -0.47°F
192009 - 192202 49.85°F 52 1.02°F
192109 - 192302 49.34°F 44 0.51°F
192209 - 192402 48.82°F 28 -0.01°F
192309 - 192502 48.29°F 10 -0.54°F
192409 - 192602 49.22°F 41 0.39°F
192509 - 192702 48.97°F 34 0.14°F
192609 - 192802 49.05°F 35 0.22°F
192709 - 192902 48.32°F 12 -0.51°F
192809 - 193002 48.15°F 8 -0.68°F
192909 - 193102 49.13°F 38 0.30°F
193009 - 193202 50.02°F 53 1.19°F
193109 - 193302 49.32°F 43 0.49°F
193209 - 193402 49.58°F 49 0.75°F
193309 - 193502 51.04°F 54 2.21°F
193409 - 193602 48.52°F 18 -0.31°F
193509 - 193702 48.40°F 15 -0.43°F
193609 - 193802 48.94°F 32 0.11°F
193709 - 193902 49.73°F 51 0.90°F
193809 - 194002 49.67°F 50 0.84°F
193909 - 194102 49.47°F 48 0.64°F
194009 - 194202 49.39°F 46 0.56°F
194109 - 194302 49.25°F 42 0.42°F
194209 - 194402 49.20°F 39 0.37°F
194309 - 194502 48.85°F 29 0.02°F
194409 - 194602 48.89°F 30 0.06°F
194509 - 194702 49.38°F 45 0.55°F
194609 - 194802 48.78°F 27 -0.05°F
194709 - 194902 48.53°F 20 -0.30°F
194809 - 195002 49.09°F 37 0.26°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/