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 (38.91°F)
1901-1935 Base Period
189501 - 189504 36.54°F 4 -2.37°F
189601 - 189604 39.22°F 25 0.31°F
189701 - 189704 37.88°F 12 -1.03°F
189801 - 189804 39.47°F 30 0.56°F
189901 - 189904 35.86°F 2 -3.05°F
190001 - 190004 39.43°F 29 0.52°F
190101 - 190104 37.90°F 13 -1.01°F
190201 - 190204 38.49°F 18 -0.42°F
190301 - 190304 37.93°F 14 -0.98°F
190401 - 190404 37.59°F 11 -1.32°F
190501 - 190504 37.41°F 8 -1.50°F
190601 - 190604 38.85°F 19 -0.06°F
190701 - 190704 39.85°F 32 0.94°F
190801 - 190804 40.53°F 37 1.62°F
190901 - 190904 39.16°F 24 0.25°F
191001 - 191004 40.49°F 36 1.58°F
191101 - 191104 40.15°F 33 1.24°F
191201 - 191204 35.54°F 1 -3.37°F
191301 - 191304 37.52°F 10 -1.39°F
191401 - 191404 38.95°F 21 0.04°F
191501 - 191504 38.98°F 22 0.07°F
191601 - 191604 38.41°F 17 -0.50°F
191701 - 191704 36.34°F 3 -2.57°F
191801 - 191804 38.11°F 16 -0.80°F
191901 - 191904 39.08°F 23 0.17°F
192001 - 192004 37.50°F 9 -1.41°F
192101 - 192104 42.22°F 41 3.31°F
192201 - 192204 37.37°F 7 -1.54°F
192301 - 192304 38.09°F 15 -0.82°F
192401 - 192404 37.22°F 6 -1.69°F
192501 - 192504 41.58°F 40 2.67°F
192601 - 192604 39.42°F 28 0.51°F
192701 - 192704 40.82°F 38 1.91°F
192801 - 192804 39.38°F 27 0.47°F
192901 - 192904 36.99°F 5 -1.92°F
193001 - 193004 39.62°F 31 0.71°F
193101 - 193104 40.35°F 35 1.44°F
193201 - 193204 39.30°F 26 0.39°F
193301 - 193304 38.89°F 20 -0.02°F
193401 - 193404 41.48°F 39 2.57°F
193501 - 193504 40.21°F 34 1.30°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/