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 (45.96°F)
1901-1929 Base Period
189508 - 189603 45.43°F 11 -0.53°F
189608 - 189703 45.17°F 6 -0.79°F
189708 - 189803 46.45°F 24 0.49°F
189808 - 189903 43.70°F 1 -2.26°F
189908 - 190003 46.65°F 29 0.69°F
190008 - 190103 46.57°F 27 0.61°F
190108 - 190203 46.02°F 17 0.06°F
190208 - 190303 45.57°F 13 -0.39°F
190308 - 190403 44.91°F 4 -1.05°F
190408 - 190503 45.49°F 12 -0.47°F
190508 - 190603 45.73°F 15 -0.23°F
190608 - 190703 47.24°F 33 1.28°F
190708 - 190803 46.71°F 30 0.75°F
190808 - 190903 46.44°F 23 0.48°F
190908 - 191003 46.15°F 18 0.19°F
191008 - 191103 47.01°F 32 1.05°F
191108 - 191203 43.84°F 2 -2.12°F
191208 - 191303 44.98°F 5 -0.98°F
191308 - 191403 46.48°F 25 0.52°F
191408 - 191503 45.38°F 10 -0.58°F
191508 - 191603 46.20°F 19 0.24°F
191608 - 191703 44.17°F 3 -1.79°F
191708 - 191803 45.27°F 9 -0.69°F
191808 - 191903 46.31°F 20 0.35°F
191908 - 192003 45.22°F 8 -0.74°F
192008 - 192103 47.68°F 34 1.72°F
192108 - 192203 46.34°F 21 0.38°F
192208 - 192303 46.62°F 28 0.66°F
192308 - 192403 45.58°F 14 -0.38°F
192408 - 192503 46.42°F 22 0.46°F
192508 - 192603 45.94°F 16 -0.02°F
192608 - 192703 46.86°F 31 0.90°F
192708 - 192803 46.53°F 26 0.57°F
192808 - 192903 45.18°F 7 -0.78°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 22, 2019 from https://www.ncdc.noaa.gov/cag/