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 (48.01°F)
1901-1946 Base Period
189504 - 189511 46.98°F 6 -1.03°F
189604 - 189611 48.24°F 36 0.23°F
189704 - 189711 48.14°F 29 0.13°F
189804 - 189811 47.74°F 15 -0.27°F
189904 - 189911 48.34°F 40 0.33°F
190004 - 190011 49.30°F 51 1.29°F
190104 - 190111 48.34°F 40 0.33°F
190204 - 190211 48.13°F 26 0.12°F
190304 - 190311 46.93°F 4 -1.08°F
190404 - 190411 47.34°F 8 -0.67°F
190504 - 190511 48.00°F 23 -0.01°F
190604 - 190611 48.13°F 28 0.12°F
190704 - 190711 46.55°F 2 -1.46°F
190804 - 190811 47.52°F 12 -0.49°F
190904 - 190911 47.81°F 17 -0.20°F
191004 - 191011 48.00°F 23 -0.01°F
191104 - 191111 47.63°F 14 -0.38°F
191204 - 191211 47.47°F 11 -0.54°F
191304 - 191311 48.24°F 36 0.23°F
191404 - 191411 48.70°F 46 0.69°F
191504 - 191511 47.97°F 21 -0.04°F
191604 - 191611 46.92°F 3 -1.09°F
191704 - 191711 46.29°F 1 -1.72°F
191804 - 191811 48.03°F 25 0.02°F
191904 - 191911 48.26°F 37 0.25°F
192004 - 192011 47.34°F 8 -0.67°F
192104 - 192111 48.80°F 48 0.79°F
192204 - 192211 48.73°F 47 0.72°F
192304 - 192311 47.94°F 19 -0.07°F
192404 - 192411 46.94°F 5 -1.07°F
192504 - 192511 48.21°F 33 0.20°F
192604 - 192611 47.94°F 19 -0.07°F
192704 - 192711 48.34°F 40 0.33°F
192804 - 192811 47.56°F 13 -0.45°F
192904 - 192911 47.31°F 7 -0.70°F
193004 - 193011 48.16°F 31 0.15°F
193104 - 193111 49.16°F 49 1.15°F
193204 - 193211 47.85°F 18 -0.16°F
193304 - 193311 48.69°F 45 0.68°F
193404 - 193411 49.73°F 52 1.72°F
193504 - 193511 47.75°F 16 -0.26°F
193604 - 193611 48.64°F 44 0.63°F
193704 - 193711 48.59°F 43 0.58°F
193804 - 193811 48.50°F 41 0.49°F
193904 - 193911 48.53°F 42 0.52°F
194004 - 194011 48.19°F 32 0.18°F
194104 - 194111 49.23°F 50 1.22°F
194204 - 194211 48.22°F 34 0.21°F
194304 - 194311 47.97°F 21 -0.04°F
194404 - 194411 48.13°F 28 0.12°F
194504 - 194511 47.43°F 10 -0.58°F
194604 - 194611 48.16°F 31 0.15°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2020, retrieved on January 22, 2020 from https://www.ncdc.noaa.gov/cag/