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 (33.98°F)
1901-1929 Base Period
189512 - 189603 34.06°F 19 0.08°F
189612 - 189703 33.98°F 17 0.00°F
189712 - 189803 34.46°F 24 0.48°F
189812 - 189903 30.37°F 1 -3.61°F
189912 - 190003 34.44°F 23 0.46°F
190012 - 190103 34.17°F 21 0.19°F
190112 - 190203 33.64°F 15 -0.34°F
190212 - 190303 33.07°F 10 -0.91°F
190312 - 190403 32.86°F 7 -1.12°F
190412 - 190503 32.80°F 6 -1.18°F
190512 - 190603 33.42°F 12 -0.56°F
190612 - 190703 36.71°F 33 2.73°F
190712 - 190803 36.02°F 32 2.04°F
190812 - 190903 35.25°F 29 1.27°F
190912 - 191003 33.49°F 13 -0.49°F
191012 - 191103 35.63°F 30 1.65°F
191112 - 191203 30.95°F 2 -3.03°F
191212 - 191303 32.91°F 8 -1.07°F
191312 - 191403 34.53°F 25 0.55°F
191412 - 191503 32.03°F 4 -1.95°F
191512 - 191603 34.14°F 20 0.16°F
191612 - 191703 31.41°F 3 -2.57°F
191712 - 191803 33.27°F 11 -0.71°F
191812 - 191903 34.85°F 27 0.87°F
191912 - 192003 33.00°F 9 -0.98°F
192012 - 192103 37.76°F 34 3.78°F
192112 - 192203 33.56°F 14 -0.42°F
192212 - 192303 34.00°F 18 0.02°F
192312 - 192403 33.65°F 16 -0.33°F
192412 - 192503 34.80°F 26 0.82°F
192512 - 192603 35.03°F 28 1.05°F
192612 - 192703 35.76°F 31 1.78°F
192712 - 192803 34.41°F 22 0.43°F
192812 - 192903 32.43°F 5 -1.55°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/