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 (49.21°F)
1901-1973 Base Period
189508 - 189601 48.40°F 16 -0.81°F
189608 - 189701 48.19°F 11 -1.02°F
189708 - 189801 49.20°F 39 -0.01°F
189808 - 189901 47.74°F 6 -1.47°F
189908 - 190001 50.19°F 69 0.98°F
190008 - 190101 50.33°F 72 1.12°F
190108 - 190201 49.19°F 38 -0.02°F
190208 - 190301 48.98°F 29 -0.23°F
190308 - 190401 47.66°F 5 -1.55°F
190408 - 190501 48.64°F 23 -0.57°F
190508 - 190601 49.34°F 45 0.13°F
190608 - 190701 49.46°F 51 0.25°F
190708 - 190801 49.46°F 51 0.25°F
190808 - 190901 49.36°F 46 0.15°F
190908 - 191001 48.41°F 17 -0.80°F
191008 - 191101 49.73°F 60 0.52°F
191108 - 191201 47.31°F 2 -1.90°F
191208 - 191301 48.61°F 21 -0.60°F
191308 - 191401 50.26°F 71 1.05°F
191408 - 191501 48.36°F 14 -0.85°F
191508 - 191601 49.07°F 32 -0.14°F
191608 - 191701 47.48°F 3 -1.73°F
191708 - 191801 47.09°F 1 -2.12°F
191808 - 191901 49.56°F 55 0.35°F
191908 - 192001 47.97°F 8 -1.24°F
192008 - 192101 49.65°F 56 0.44°F
192108 - 192201 49.73°F 60 0.52°F
192208 - 192301 50.85°F 76 1.64°F
192308 - 192401 48.71°F 25 -0.50°F
192408 - 192501 48.14°F 10 -1.07°F
192508 - 192601 48.37°F 15 -0.84°F
192608 - 192701 49.12°F 34 -0.09°F
192708 - 192801 49.13°F 36 -0.08°F
192808 - 192901 48.50°F 18 -0.71°F
192908 - 193001 47.64°F 4 -1.57°F
193008 - 193101 49.26°F 43 0.05°F
193108 - 193201 51.11°F 77 1.90°F
193208 - 193301 49.01°F 30 -0.20°F
193308 - 193401 51.48°F 78 2.27°F
193408 - 193501 50.51°F 74 1.30°F
193508 - 193601 48.20°F 12 -1.01°F
193608 - 193701 48.93°F 27 -0.28°F
193708 - 193801 49.99°F 64 0.78°F
193808 - 193901 50.80°F 75 1.59°F
193908 - 194001 49.76°F 62 0.55°F
194008 - 194101 50.14°F 67 0.93°F
194108 - 194201 50.11°F 66 0.90°F
194208 - 194301 49.26°F 43 0.05°F
194308 - 194401 49.50°F 53 0.29°F
194408 - 194501 49.22°F 41 0.01°F
194508 - 194601 48.96°F 28 -0.25°F
194608 - 194701 49.76°F 62 0.55°F
194708 - 194801 49.72°F 58 0.51°F
194808 - 194901 48.57°F 20 -0.64°F
194908 - 195001 49.81°F 63 0.60°F
195008 - 195101 49.14°F 37 -0.07°F
195108 - 195201 48.55°F 19 -0.66°F
195208 - 195301 50.24°F 70 1.03°F
195308 - 195401 50.49°F 73 1.28°F
195408 - 195501 50.10°F 65 0.89°F
195508 - 195601 49.29°F 44 0.08°F
195608 - 195701 49.43°F 49 0.22°F
195708 - 195801 49.39°F 48 0.18°F
195808 - 195901 49.70°F 57 0.49°F
195908 - 196001 49.22°F 41 0.01°F
196008 - 196101 49.38°F 47 0.17°F
196108 - 196201 48.08°F 9 -1.13°F
196208 - 196301 48.91°F 26 -0.30°F
196308 - 196401 50.19°F 69 0.98°F
196408 - 196501 49.06°F 31 -0.15°F
196508 - 196601 49.12°F 34 -0.09°F
196608 - 196701 49.54°F 54 0.33°F
196708 - 196801 48.62°F 22 -0.59°F
196808 - 196901 48.28°F 13 -0.93°F
196908 - 197001 48.66°F 24 -0.55°F
197008 - 197101 49.09°F 33 -0.12°F
197108 - 197201 49.49°F 52 0.28°F
197208 - 197301 47.80°F 7 -1.41°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/