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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Download: xml csv json
Dates Value Rank Departure From Mean (51.92°F)
1901-1929 Base Period
189506 - 189602 51.61°F 11 -0.31°F
189606 - 189702 51.79°F 14 -0.13°F
189706 - 189802 52.45°F 25 0.53°F
189806 - 189902 50.50°F 1 -1.42°F
189906 - 190002 52.63°F 28 0.71°F
190006 - 190102 52.81°F 32 0.89°F
190106 - 190202 52.36°F 21 0.44°F
190206 - 190302 51.38°F 10 -0.54°F
190306 - 190402 50.60°F 2 -1.32°F
190406 - 190502 50.82°F 5 -1.10°F
190506 - 190602 52.19°F 20 0.27°F
190606 - 190702 52.43°F 24 0.51°F
190706 - 190802 52.00°F 16 0.08°F
190806 - 190902 52.37°F 22 0.45°F
190906 - 191002 51.26°F 9 -0.66°F
191006 - 191102 52.72°F 30 0.80°F
191106 - 191202 50.93°F 7 -0.99°F
191206 - 191302 51.12°F 8 -0.80°F
191306 - 191402 52.48°F 26 0.56°F
191406 - 191502 52.17°F 19 0.25°F
191506 - 191602 51.62°F 12 -0.30°F
191606 - 191702 50.62°F 3 -1.30°F
191706 - 191802 50.88°F 6 -1.04°F
191806 - 191902 52.58°F 27 0.66°F
191906 - 192002 51.68°F 13 -0.24°F
192006 - 192102 52.76°F 31 0.84°F
192106 - 192202 52.82°F 33 0.90°F
192206 - 192302 53.09°F 34 1.17°F
192306 - 192402 52.14°F 18 0.22°F
192406 - 192502 51.96°F 15 0.04°F
192506 - 192602 52.43°F 24 0.51°F
192606 - 192702 52.69°F 29 0.77°F
192706 - 192802 52.11°F 17 0.19°F
192806 - 192902 50.80°F 4 -1.12°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/