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 (47.89°F)
1901-1938 Base Period
189511 - 189607 48.20°F 29 0.31°F
189611 - 189707 47.56°F 15 -0.33°F
189711 - 189807 48.01°F 23 0.12°F
189811 - 189907 45.79°F 3 -2.10°F
189911 - 190007 48.83°F 38 0.94°F
190011 - 190107 48.16°F 27 0.27°F
190111 - 190207 47.69°F 18 -0.20°F
190211 - 190307 47.06°F 8 -0.83°F
190311 - 190407 46.65°F 5 -1.24°F
190411 - 190507 47.10°F 9 -0.79°F
190511 - 190607 47.54°F 14 -0.35°F
190611 - 190707 47.66°F 16 -0.23°F
190711 - 190807 48.51°F 33 0.62°F
190811 - 190907 48.02°F 24 0.13°F
190911 - 191007 48.25°F 30 0.36°F
191011 - 191107 48.70°F 34 0.81°F
191111 - 191207 45.68°F 1 -2.21°F
191211 - 191307 47.40°F 12 -0.49°F
191311 - 191407 48.76°F 36 0.87°F
191411 - 191507 46.82°F 6 -1.07°F
191511 - 191607 47.76°F 19 -0.13°F
191611 - 191707 45.69°F 2 -2.20°F
191711 - 191807 47.78°F 20 -0.11°F
191811 - 191907 48.33°F 32 0.44°F
191911 - 192007 46.38°F 4 -1.51°F
192011 - 192107 49.65°F 42 1.76°F
192111 - 192207 47.94°F 22 0.05°F
192211 - 192307 47.68°F 17 -0.21°F
192311 - 192407 47.32°F 11 -0.57°F
192411 - 192507 48.92°F 40 1.03°F
192511 - 192607 48.13°F 26 0.24°F
192611 - 192707 48.30°F 31 0.41°F
192711 - 192807 47.88°F 21 -0.01°F
192811 - 192907 46.94°F 7 -0.95°F
192911 - 193007 48.17°F 28 0.28°F
193011 - 193107 48.85°F 39 0.96°F
193111 - 193207 48.83°F 38 0.94°F
193211 - 193307 48.03°F 25 0.14°F
193311 - 193407 50.74°F 43 2.85°F
193411 - 193507 48.74°F 35 0.85°F
193511 - 193607 47.48°F 13 -0.41°F
193611 - 193707 47.23°F 10 -0.66°F
193711 - 193807 48.98°F 41 1.09°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/