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 (49.97°F)
1901-1938 Base Period
189509 - 189607 50.02°F 23 0.05°F
189609 - 189707 49.35°F 11 -0.62°F
189709 - 189807 50.33°F 30 0.36°F
189809 - 189907 48.10°F 2 -1.87°F
189909 - 190007 50.75°F 37 0.78°F
190009 - 190107 50.45°F 34 0.48°F
190109 - 190207 49.81°F 18 -0.16°F
190209 - 190307 49.16°F 6 -0.81°F
190309 - 190407 48.78°F 5 -1.19°F
190409 - 190507 49.35°F 11 -0.62°F
190509 - 190607 49.59°F 15 -0.38°F
190609 - 190707 49.79°F 17 -0.18°F
190709 - 190807 50.42°F 33 0.45°F
190809 - 190907 49.96°F 21 -0.01°F
190909 - 191007 50.14°F 26 0.17°F
191009 - 191107 50.87°F 39 0.90°F
191109 - 191207 48.17°F 3 -1.80°F
191209 - 191307 49.32°F 10 -0.65°F
191309 - 191407 50.37°F 32 0.40°F
191409 - 191507 49.20°F 8 -0.77°F
191509 - 191607 49.96°F 22 -0.01°F
191609 - 191707 47.90°F 1 -2.07°F
191709 - 191807 49.50°F 13 -0.47°F
191809 - 191907 50.28°F 28 0.31°F
191909 - 192007 48.70°F 4 -1.27°F
192009 - 192107 51.54°F 42 1.57°F
192109 - 192207 50.30°F 29 0.33°F
192209 - 192307 50.13°F 25 0.16°F
192309 - 192407 49.29°F 9 -0.68°F
192409 - 192507 50.73°F 36 0.76°F
192509 - 192607 49.89°F 19 -0.08°F
192609 - 192707 50.34°F 31 0.37°F
192709 - 192807 50.16°F 27 0.19°F
192809 - 192907 49.16°F 6 -0.81°F
192909 - 193007 50.08°F 24 0.11°F
193009 - 193107 50.64°F 35 0.67°F
193109 - 193207 51.29°F 41 1.32°F
193209 - 193307 49.93°F 20 -0.04°F
193309 - 193407 52.69°F 43 2.72°F
193409 - 193507 50.82°F 38 0.85°F
193509 - 193607 49.63°F 16 -0.34°F
193609 - 193707 49.54°F 14 -0.43°F
193709 - 193807 50.94°F 40 0.97°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/