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 (48.98°F)
1901-1929 Base Period
189507 - 189603 48.30°F 6 -0.68°F
189607 - 189703 48.34°F 8 -0.64°F
189707 - 189803 49.44°F 25 0.46°F
189807 - 189903 46.98°F 1 -2.00°F
189907 - 190003 49.59°F 30 0.61°F
190007 - 190103 49.52°F 27 0.54°F
190107 - 190203 49.38°F 21 0.40°F
190207 - 190303 48.51°F 11 -0.47°F
190307 - 190403 47.91°F 4 -1.07°F
190407 - 190503 48.36°F 9 -0.62°F
190507 - 190603 48.65°F 14 -0.33°F
190607 - 190703 50.03°F 33 1.05°F
190707 - 190803 49.58°F 29 0.60°F
190807 - 190903 49.41°F 22 0.43°F
190907 - 191003 49.09°F 18 0.11°F
191007 - 191103 50.02°F 32 1.04°F
191107 - 191203 47.04°F 2 -1.94°F
191207 - 191303 48.01°F 5 -0.97°F
191307 - 191403 49.43°F 23 0.45°F
191407 - 191503 48.57°F 13 -0.41°F
191507 - 191603 48.96°F 16 -0.02°F
191607 - 191703 47.51°F 3 -1.47°F
191707 - 191803 48.53°F 12 -0.45°F
191807 - 191903 49.22°F 19 0.24°F
191907 - 192003 48.46°F 10 -0.52°F
192007 - 192103 50.46°F 34 1.48°F
192107 - 192203 49.49°F 26 0.51°F
192207 - 192303 49.55°F 28 0.57°F
192307 - 192403 48.71°F 15 -0.27°F
192407 - 192503 49.25°F 20 0.27°F
192507 - 192603 49.07°F 17 0.09°F
192607 - 192703 49.81°F 31 0.83°F
192707 - 192803 49.44°F 25 0.46°F
192807 - 192903 48.32°F 7 -0.66°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/