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 (49.90°F)
1901-1929 Base Period
189507 - 189602 49.58°F 13 -0.32°F
189607 - 189702 49.53°F 12 -0.37°F
189707 - 189802 50.49°F 24 0.59°F
189807 - 189902 48.15°F 1 -1.75°F
189907 - 190002 50.63°F 30 0.73°F
190007 - 190102 50.62°F 29 0.72°F
190107 - 190202 50.35°F 23 0.45°F
190207 - 190302 49.30°F 10 -0.60°F
190307 - 190402 48.68°F 4 -1.22°F
190407 - 190502 48.77°F 5 -1.13°F
190507 - 190602 50.22°F 18 0.32°F
190607 - 190702 50.57°F 27 0.67°F
190707 - 190802 50.29°F 22 0.39°F
190807 - 190902 50.55°F 26 0.65°F
190907 - 191002 49.05°F 8 -0.85°F
191007 - 191102 50.77°F 32 0.87°F
191107 - 191202 48.46°F 2 -1.44°F
191207 - 191302 49.18°F 9 -0.72°F
191307 - 191402 50.51°F 25 0.61°F
191407 - 191502 50.02°F 16 0.12°F
191507 - 191602 49.81°F 14 -0.09°F
191607 - 191702 48.66°F 3 -1.24°F
191707 - 191802 48.87°F 6 -1.03°F
191807 - 191902 50.26°F 21 0.36°F
191907 - 192002 49.48°F 11 -0.42°F
192007 - 192102 50.94°F 33 1.04°F
192107 - 192202 50.62°F 29 0.72°F
192207 - 192302 50.96°F 34 1.06°F
192307 - 192402 50.15°F 17 0.25°F
192407 - 192502 49.88°F 15 -0.02°F
192507 - 192602 50.25°F 20 0.35°F
192607 - 192702 50.75°F 31 0.85°F
192707 - 192802 50.23°F 19 0.33°F
192807 - 192902 48.92°F 7 -0.98°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 16, 2019 from https://www.ncdc.noaa.gov/cag/