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 (46.59°F)
1901-1929 Base Period
189508 - 189602 46.49°F 13 -0.10°F
189608 - 189702 46.08°F 12 -0.51°F
189708 - 189802 47.22°F 25 0.63°F
189808 - 189902 44.56°F 1 -2.03°F
189908 - 190002 47.42°F 29 0.83°F
190008 - 190102 47.41°F 28 0.82°F
190108 - 190202 46.65°F 15 0.06°F
190208 - 190302 46.05°F 11 -0.54°F
190308 - 190402 45.36°F 5 -1.23°F
190408 - 190502 45.54°F 7 -1.05°F
190508 - 190602 47.11°F 23 0.52°F
190608 - 190702 47.46°F 31 0.87°F
190708 - 190802 47.11°F 23 0.52°F
190808 - 190902 47.31°F 27 0.72°F
190908 - 191002 45.68°F 8 -0.91°F
191008 - 191102 47.43°F 30 0.84°F
191108 - 191202 44.99°F 2 -1.60°F
191208 - 191302 45.88°F 9 -0.71°F
191308 - 191402 47.30°F 26 0.71°F
191408 - 191502 46.58°F 14 -0.01°F
191508 - 191602 46.78°F 17 0.19°F
191608 - 191702 45.00°F 3 -1.59°F
191708 - 191802 45.20°F 4 -1.39°F
191808 - 191902 47.09°F 21 0.50°F
191908 - 192002 45.93°F 10 -0.66°F
192008 - 192102 47.83°F 34 1.24°F
192108 - 192202 47.19°F 24 0.60°F
192208 - 192302 47.81°F 33 1.22°F
192308 - 192402 46.78°F 18 0.19°F
192408 - 192502 46.74°F 16 0.15°F
192508 - 192602 46.84°F 19 0.25°F
192608 - 192702 47.52°F 32 0.93°F
192708 - 192802 47.02°F 20 0.43°F
192808 - 192902 45.42°F 6 -1.17°F

Citing This Page

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