Regional Rankings

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Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Southwest Climate Region

Precipitation Rankings, August 1913

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
August 1913 1-Month	1.45" (36.83mm)	2.02" (51.31mm)	-0.57" (-14.48mm)	25th Driest	Driest since: 1911	1962
	1.45" (36.83mm)	2.02" (51.31mm)	-0.57" (-14.48mm)	104th Wettest	Wettest since: 1912	1963
	Ties: 1899
Jul–Aug 1913 2-Month	3.10" (78.74mm)	3.89" (98.81mm)	-0.79" (-20.07mm)	23rd Driest	Driest since: 1905	2020
Jul–Aug 1913 2-Month	3.10" (78.74mm)	3.89" (98.81mm)	-0.79" (-20.07mm)	106th Wettest	Wettest since: 1912	1921
Jun–Aug 1913 3-Month	4.61" (117.09mm)	4.83" (122.68mm)	-0.22" (-5.59mm)	57th Driest	Driest since: 1910	2020
Jun–Aug 1913 3-Month	4.61" (117.09mm)	4.83" (122.68mm)	-0.22" (-5.59mm)	72nd Wettest	Wettest since: 1912	1921
May–Aug 1913 4-Month	4.99" (126.75mm)	5.94" (150.88mm)	-0.95" (-24.13mm)	25th Driest	Driest since: 1910	2020
May–Aug 1913 4-Month	4.99" (126.75mm)	5.94" (150.88mm)	-0.95" (-24.13mm)	104th Wettest	Wettest since: 1912	1921
Apr–Aug 1913 5-Month	5.89" (149.61mm)	7.00" (177.80mm)	-1.11" (-28.19mm)	23rd Driest	Driest since: 1910	2020
Apr–Aug 1913 5-Month	5.89" (149.61mm)	7.00" (177.80mm)	-1.11" (-28.19mm)	106th Wettest	Wettest since: 1912	1999
Mar–Aug 1913 6-Month	6.51" (165.35mm)	8.15" (207.01mm)	-1.64" (-41.66mm)	17th Driest	Driest since: 1910	2002
Mar–Aug 1913 6-Month	6.51" (165.35mm)	8.15" (207.01mm)	-1.64" (-41.66mm)	112th Wettest	Wettest since: 1912	1941
Feb–Aug 1913 7-Month	8.14" (206.76mm)	9.16" (232.66mm)	-1.02" (-25.90mm)	30th Driest	Driest since: 1910	2002
	8.14" (206.76mm)	9.16" (232.66mm)	-1.02" (-25.90mm)	99th Wettest	Wettest since: 1912	1941
	Ties: 1933, 1970
Jan–Aug 1913 8-Month	8.83" (224.28mm)	10.14" (257.56mm)	-1.31" (-33.28mm)	33rd Driest	Driest since: 1910	2002
Jan–Aug 1913 8-Month	8.83" (224.28mm)	10.14" (257.56mm)	-1.31" (-33.28mm)	96th Wettest	Wettest since: 1912	1941
Dec 1912–Aug 1913 9-Month	9.40" (238.76mm)	11.15" (283.21mm)	-1.75" (-44.45mm)	26th Driest	Driest since: 1910	2002
Dec 1912–Aug 1913 9-Month	9.40" (238.76mm)	11.15" (283.21mm)	-1.75" (-44.45mm)	102nd Wettest	Wettest since: 1912	1941
Nov 1912–Aug 1913 10-Month	9.73" (247.14mm)	12.04" (305.82mm)	-2.31" (-58.68mm)	16th Driest	Driest since: 1904	2002
Nov 1912–Aug 1913 10-Month	9.73" (247.14mm)	12.04" (305.82mm)	-2.31" (-58.68mm)	112th Wettest	Wettest since: 1912	1941
Oct 1912–Aug 1913 11-Month	11.55" (293.37mm)	13.17" (334.52mm)	-1.62" (-41.15mm)	36th Driest	Driest since: 1910	2002
	11.55" (293.37mm)	13.17" (334.52mm)	-1.62" (-41.15mm)	92nd Wettest	Wettest since: 1912	1941
	Ties: 1901
Sep 1912–Aug 1913 12-Month	12.40" (314.96mm)	14.54" (369.32mm)	-2.14" (-54.36mm)	28th Driest	Driest since: 1910	2002
Sep 1912–Aug 1913 12-Month	12.40" (314.96mm)	14.54" (369.32mm)	-2.14" (-54.36mm)	100th Wettest	Wettest since: 1912	1941
Mar 1912–Aug 1913 18-Month	22.54" (572.52mm)	22.69" (576.33mm)	-0.15" (-3.81mm)	74th Driest	Driest since: 1911	2002
	22.54" (572.52mm)	22.69" (576.33mm)	-0.15" (-3.81mm)	54th Wettest	Wettest since: 1912	1942
	Ties: 1969
Sep 1911–Aug 1913 24-Month	28.68" (728.47mm)	29.09" (738.89mm)	-0.41" (-10.42mm)	72nd Driest	Driest since: 1911	2003
Sep 1911–Aug 1913 24-Month	28.68" (728.47mm)	29.09" (738.89mm)	-0.41" (-10.42mm)	55th Wettest	Wettest since: 1912	1942
Sep 1910–Aug 1913 36-Month	43.93" (1,115.82mm)	43.58" (1,106.93mm)	0.35" (8.89mm)	78th Driest	Driest since: 1912	1956
Sep 1910–Aug 1913 36-Month	43.93" (1,115.82mm)	43.58" (1,106.93mm)	0.35" (8.89mm)	48th Wettest	Wettest since: 1909	1907
Sep 1909–Aug 1913 48-Month	56.29" (1,429.77mm)	58.05" (1,474.47mm)	-1.76" (-44.70mm)	56th Driest	Driest since: 1905	1956
Sep 1909–Aug 1913 48-Month	56.29" (1,429.77mm)	58.05" (1,474.47mm)	-1.76" (-44.70mm)	69th Wettest	Wettest since: 1912	1986
Sep 1908–Aug 1913 60-Month	72.21" (1,834.13mm)	72.53" (1,842.26mm)	-0.32" (-8.13mm)	65th Driest	Driest since: 1906	2004
Sep 1908–Aug 1913 60-Month	72.21" (1,834.13mm)	72.53" (1,842.26mm)	-0.32" (-8.13mm)	59th Wettest	Wettest since: 1912	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings