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 (48.09°F)
1901-1929 Base Period
189512 - 189705 48.24°F 17 0.15°F
189612 - 189805 48.45°F 24 0.36°F
189712 - 189905 47.29°F 5 -0.80°F
189812 - 190005 47.79°F 12 -0.30°F
189912 - 190105 48.76°F 31 0.67°F
190012 - 190205 48.50°F 25 0.41°F
190112 - 190305 47.88°F 13 -0.21°F
190212 - 190405 47.15°F 4 -0.94°F
190312 - 190505 47.40°F 6 -0.69°F
190412 - 190605 47.72°F 9 -0.37°F
190512 - 190705 48.16°F 15 0.07°F
190612 - 190805 48.54°F 26 0.45°F
190712 - 190905 48.58°F 27 0.49°F
190812 - 191005 48.43°F 23 0.34°F
190912 - 191105 48.69°F 30 0.60°F
191012 - 191205 47.72°F 9 -0.37°F
191112 - 191305 46.96°F 3 -1.13°F
191212 - 191405 48.25°F 18 0.16°F
191312 - 191505 48.30°F 20 0.21°F
191412 - 191605 47.62°F 7 -0.47°F
191512 - 191705 46.88°F 2 -1.21°F
191612 - 191805 46.83°F 1 -1.26°F
191712 - 191905 48.24°F 16 0.15°F
191812 - 192005 47.91°F 14 -0.18°F
191912 - 192105 48.37°F 21 0.28°F
192012 - 192205 49.41°F 33 1.32°F
192112 - 192305 48.40°F 22 0.31°F
192212 - 192405 47.78°F 11 -0.31°F
192312 - 192505 48.30°F 20 0.21°F
192412 - 192605 48.69°F 30 0.60°F
192512 - 192705 48.83°F 32 0.74°F
192612 - 192805 48.67°F 28 0.58°F
192712 - 192905 47.67°F 8 -0.42°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 23, 2019 from https://www.ncdc.noaa.gov/cag/