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 2002

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Record Driest

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
August 2002 1-Month	1.16" (29.46mm)	2.02" (51.31mm)	-0.86" (-21.85mm)	13th Driest	Driest since: 1985	1962
August 2002 1-Month	1.16" (29.46mm)	2.02" (51.31mm)	-0.86" (-21.85mm)	116th Wettest	Wettest since: 2001	1963
Jul–Aug 2002 2-Month	2.54" (64.52mm)	3.89" (98.81mm)	-1.35" (-34.29mm)	7th Driest	Driest since: 1978	2020
	2.54" (64.52mm)	3.89" (98.81mm)	-1.35" (-34.29mm)	122nd Wettest	Wettest since: 2001	1921
	Ties: 2003
Jun–Aug 2002 3-Month	3.00" (76.20mm)	4.83" (122.68mm)	-1.83" (-46.48mm)	5th Driest	Driest since: 1980	2020
Jun–Aug 2002 3-Month	3.00" (76.20mm)	4.83" (122.68mm)	-1.83" (-46.48mm)	124th Wettest	Wettest since: 2001	1921
May–Aug 2002 4-Month	3.26" (82.80mm)	5.94" (150.88mm)	-2.68" (-68.08mm)	2nd Driest	Driest since: 2002	2020
May–Aug 2002 4-Month	3.26" (82.80mm)	5.94" (150.88mm)	-2.68" (-68.08mm)	127th Wettest	Wettest since: 2001	1921
Apr–Aug 2002 5-Month	3.69" (93.73mm)	7.00" (177.80mm)	-3.31" (-84.07mm)	2nd Driest	Driest since: 2002	2020
Apr–Aug 2002 5-Month	3.69" (93.73mm)	7.00" (177.80mm)	-3.31" (-84.07mm)	127th Wettest	Wettest since: 2001	1999
Mar–Aug 2002 6-Month	4.24" (107.70mm)	8.15" (207.01mm)	-3.91" (-99.31mm)	1st Driest	Driest since: 2002	2002
Mar–Aug 2002 6-Month	4.24" (107.70mm)	8.15" (207.01mm)	-3.91" (-99.31mm)	128th Wettest	Wettest since: 2001	1941
Feb–Aug 2002 7-Month	4.54" (115.32mm)	9.16" (232.66mm)	-4.62" (-117.34mm)	1st Driest	Driest since: 2002	2002
Feb–Aug 2002 7-Month	4.54" (115.32mm)	9.16" (232.66mm)	-4.62" (-117.34mm)	128th Wettest	Wettest since: 2001	1941
Jan–Aug 2002 8-Month	4.98" (126.49mm)	10.14" (257.56mm)	-5.16" (-131.07mm)	1st Driest	Driest since: 2002	2002
Jan–Aug 2002 8-Month	4.98" (126.49mm)	10.14" (257.56mm)	-5.16" (-131.07mm)	128th Wettest	Wettest since: 2001	1941
Dec 2001–Aug 2002 9-Month	5.70" (144.78mm)	11.15" (283.21mm)	-5.45" (-138.43mm)	1st Driest	Driest since: 2002	2002
Dec 2001–Aug 2002 9-Month	5.70" (144.78mm)	11.15" (283.21mm)	-5.45" (-138.43mm)	127th Wettest	Wettest since: 2001	1941
Nov 2001–Aug 2002 10-Month	6.64" (168.66mm)	12.04" (305.82mm)	-5.40" (-137.16mm)	1st Driest	Driest since: 2002	2002
Nov 2001–Aug 2002 10-Month	6.64" (168.66mm)	12.04" (305.82mm)	-5.40" (-137.16mm)	127th Wettest	Wettest since: 2001	1941
Oct 2001–Aug 2002 11-Month	7.08" (179.83mm)	13.17" (334.52mm)	-6.09" (-154.69mm)	1st Driest	Driest since: 2002	2002
Oct 2001–Aug 2002 11-Month	7.08" (179.83mm)	13.17" (334.52mm)	-6.09" (-154.69mm)	127th Wettest	Wettest since: 2001	1941
Sep 2001–Aug 2002 12-Month	7.77" (197.36mm)	14.54" (369.32mm)	-6.77" (-171.96mm)	1st Driest	Driest since: 2002	2002
Sep 2001–Aug 2002 12-Month	7.77" (197.36mm)	14.54" (369.32mm)	-6.77" (-171.96mm)	127th Wettest	Wettest since: 2001	1941
Mar 2001–Aug 2002 18-Month	15.48" (393.19mm)	22.69" (576.33mm)	-7.21" (-183.14mm)	1st Driest	Driest since: 2002	2002
Mar 2001–Aug 2002 18-Month	15.48" (393.19mm)	22.69" (576.33mm)	-7.21" (-183.14mm)	127th Wettest	Wettest since: 2001	1942
Sep 2000–Aug 2002 24-Month	22.65" (575.31mm)	29.09" (738.89mm)	-6.44" (-163.58mm)	2nd Driest	Driest since: 2002	2003
Sep 2000–Aug 2002 24-Month	22.65" (575.31mm)	29.09" (738.89mm)	-6.44" (-163.58mm)	125th Wettest	Wettest since: 2001	1942
Sep 1999–Aug 2002 36-Month	33.65" (854.71mm)	43.58" (1,106.93mm)	-9.93" (-252.22mm)	2nd Driest	Driest since: 1956	1956
Sep 1999–Aug 2002 36-Month	33.65" (854.71mm)	43.58" (1,106.93mm)	-9.93" (-252.22mm)	124th Wettest	Wettest since: 2001	1907
Sep 1998–Aug 2002 48-Month	50.86" (1,291.84mm)	58.05" (1,474.47mm)	-7.19" (-182.63mm)	12th Driest	Driest since: 1977	1956
Sep 1998–Aug 2002 48-Month	50.86" (1,291.84mm)	58.05" (1,474.47mm)	-7.19" (-182.63mm)	113th Wettest	Wettest since: 2001	1986
Sep 1997–Aug 2002 60-Month	67.89" (1,724.41mm)	72.53" (1,842.26mm)	-4.64" (-117.85mm)	31st Driest	Driest since: 1978	2004
Sep 1997–Aug 2002 60-Month	67.89" (1,724.41mm)	72.53" (1,842.26mm)	-4.64" (-117.85mm)	93rd Wettest	Wettest since: 2001	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