Climate at a Glance | Divisional Rankings | National Centers for Environmental Information (NCEI)

Divisional Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

North Carolina, Climate Division 2

December 1940 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1940 1-Month	-0.28	0.17	-0.45	53rd Driest	Driest since: 1939	1965
December 1940 1-Month	-0.28	0.17	-0.45	78th Wettest	Wettest since: 1936	1901
Nov–Dec 1940 2-Month	-0.19	-0.02	-0.17	60th Driest	Driest since: 1939	1933
Nov–Dec 1940 2-Month	-0.19	-0.02	-0.17	71st Wettest	Wettest since: 1938	2018
Oct–Dec 1940 3-Month	-0.66	-0.05	-0.61	46th Driest	Driest since: 1939	1933
Oct–Dec 1940 3-Month	-0.66	-0.05	-0.61	85th Wettest	Wettest since: 1938	2018
Sep–Dec 1940 4-Month	-1.02	-0.06	-0.96	28th Driest	Driest since: 1939	1933
Sep–Dec 1940 4-Month	-1.02	-0.06	-0.96	103rd Wettest	Wettest since: 1938	2018
Aug–Dec 1940 5-Month	0.75	0.00	0.75	96th Driest	Driest since: 1939	1933
Aug–Dec 1940 5-Month	0.75	0.00	0.75	35th Wettest	Wettest since: 1937	2018
Jul–Dec 1940 6-Month	0.95	0.01	0.94	105th Driest	Driest since: 1939	1998
Jul–Dec 1940 6-Month	0.95	0.01	0.94	26th Wettest	Wettest since: 1934	2018
Jun–Dec 1940 7-Month	0.80	0.06	0.74	99th Driest	Driest since: 1939	1933
Jun–Dec 1940 7-Month	0.80	0.06	0.74	32nd Wettest	Wettest since: 1934	2018
May–Dec 1940 8-Month	0.66	0.04	0.62	96th Driest	Driest since: 1939	1925
May–Dec 1940 8-Month	0.66	0.04	0.62	35th Wettest	Wettest since: 1932	2018
Apr–Dec 1940 9-Month	0.62	0.05	0.57	102nd Driest	Driest since: 1939	2007
Apr–Dec 1940 9-Month	0.62	0.05	0.57	29th Wettest	Wettest since: 1929	1901
Mar–Dec 1940 10-Month	0.45	0.04	0.41	92nd Driest	Driest since: 1939	1925
Mar–Dec 1940 10-Month	0.45	0.04	0.41	39th Wettest	Wettest since: 1934	1901
Feb–Dec 1940 11-Month	0.35	0.03	0.32	85th Driest	Driest since: 1939	1925
Feb–Dec 1940 11-Month	0.35	0.03	0.32	46th Wettest	Wettest since: 1934	2018
Jan–Dec 1940 12-Month	0.20	0.04	0.16	70th Driest	Driest since: 1939	1925
Jan–Dec 1940 12-Month	0.20	0.04	0.16	61st Wettest	Wettest since: 1937	2020
Jul 1939–Dec 1940 18-Month	-0.07	0.04	-0.11	50th Driest	Driest since: 1939	1988
Jul 1939–Dec 1940 18-Month	-0.07	0.04	-0.11	80th Wettest	Wettest since: 1938	2020
Jan 1939–Dec 1940 24-Month	-0.09	0.05	-0.14	48th Driest	Driest since: 1939	1931
Jan 1939–Dec 1940 24-Month	-0.09	0.05	-0.14	82nd Wettest	Wettest since: 1938	2020
Jan 1938–Dec 1940 36-Month	-0.14	0.05	-0.19	34th Driest	Driest since: 1935	1988, 2002
Jan 1938–Dec 1940 36-Month	-0.14	0.05	-0.19	95th Wettest	Wettest since: 1939	2020
Jan 1937–Dec 1940 48-Month	0.03	0.06	-0.03	52nd Driest	Driest since: 1936	2002
Jan 1937–Dec 1940 48-Month	0.03	0.06	-0.03	76th Wettest	Wettest since: 1939	2020
Jan 1936–Dec 1940 60-Month	0.15	0.06	0.09	75th Driest	Driest since: 1937	2002
Jan 1936–Dec 1940 60-Month	0.15	0.06	0.09	52nd Wettest	Wettest since: 1939	2022

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

North Carolina, Climate Division 2

December 1940 Palmer Z-Index Rankings

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