Statewide Rankings

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

Arizona

Precipitation Rankings, August 1930

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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 1930 1-Month	2.02" (51.31mm)	2.10" (53.34mm)	-0.08" (-2.03mm)	70th Driest	Driest since: 1928	2020
	2.02" (51.31mm)	2.10" (53.34mm)	-0.08" (-2.03mm)	59th Wettest	Wettest since: 1929	1951
	Ties: 1940, 1966, 2006
Jul–Aug 1930 2-Month	4.59" (116.59mm)	3.90" (99.06mm)	0.69" (17.53mm)	94th Driest	Driest since: 1928	2020
	4.59" (116.59mm)	3.90" (99.06mm)	0.69" (17.53mm)	35th Wettest	Wettest since: 1929	1921
	Ties: 2018
Jun–Aug 1930 3-Month	4.96" (125.98mm)	4.19" (106.43mm)	0.77" (19.55mm)	102nd Driest	Driest since: 1928	2020
Jun–Aug 1930 3-Month	4.96" (125.98mm)	4.19" (106.43mm)	0.77" (19.55mm)	27th Wettest	Wettest since: 1929	1921
May–Aug 1930 4-Month	5.77" (146.56mm)	4.53" (115.06mm)	1.24" (31.50mm)	110th Driest	Driest since: 1929	2020
May–Aug 1930 4-Month	5.77" (146.56mm)	4.53" (115.06mm)	1.24" (31.50mm)	19th Wettest	Wettest since: 1921	1921
Apr–Aug 1930 5-Month	6.26" (159.00mm)	5.10" (129.54mm)	1.16" (29.46mm)	110th Driest	Driest since: 1929	2020
Apr–Aug 1930 5-Month	6.26" (159.00mm)	5.10" (129.54mm)	1.16" (29.46mm)	19th Wettest	Wettest since: 1921	1921
Mar–Aug 1930 6-Month	8.12" (206.25mm)	6.22" (157.99mm)	1.90" (48.26mm)	119th Driest	Driest since: 1929	2002
Mar–Aug 1930 6-Month	8.12" (206.25mm)	6.22" (157.99mm)	1.90" (48.26mm)	10th Wettest	Wettest since: 1921	1992
Feb–Aug 1930 7-Month	8.51" (216.15mm)	7.37" (187.20mm)	1.14" (28.95mm)	105th Driest	Driest since: 1929	2002
	8.51" (216.15mm)	7.37" (187.20mm)	1.14" (28.95mm)	24th Wettest	Wettest since: 1927	1905
	Ties: 1951
Jan–Aug 1930 8-Month	10.30" (261.62mm)	8.51" (216.15mm)	1.79" (45.47mm)	111th Driest	Driest since: 1929	2002
	10.30" (261.62mm)	8.51" (216.15mm)	1.79" (45.47mm)	18th Wettest	Wettest since: 1919	1905
	Ties: 1919, 1979
Dec 1929–Aug 1930 9-Month	10.38" (263.65mm)	9.69" (246.13mm)	0.69" (17.52mm)	87th Driest	Driest since: 1929	2002
Dec 1929–Aug 1930 9-Month	10.38" (263.65mm)	9.69" (246.13mm)	0.69" (17.52mm)	41st Wettest	Wettest since: 1927	1941
Nov 1929–Aug 1930 10-Month	10.51" (266.95mm)	10.54" (267.72mm)	-0.03" (-0.77mm)	81st Driest	Driest since: 1929	2002
Nov 1929–Aug 1930 10-Month	10.51" (266.95mm)	10.54" (267.72mm)	-0.03" (-0.77mm)	47th Wettest	Wettest since: 1927	1941
Oct 1929–Aug 1930 11-Month	10.89" (276.61mm)	11.42" (290.07mm)	-0.53" (-13.46mm)	71st Driest	Driest since: 1929	2002
Oct 1929–Aug 1930 11-Month	10.89" (276.61mm)	11.42" (290.07mm)	-0.53" (-13.46mm)	57th Wettest	Wettest since: 1927	1941
Sep 1929–Aug 1930 12-Month	12.74" (323.60mm)	12.61" (320.29mm)	0.13" (3.31mm)	80th Driest	Driest since: 1929	2002
Sep 1929–Aug 1930 12-Month	12.74" (323.60mm)	12.61" (320.29mm)	0.13" (3.31mm)	48th Wettest	Wettest since: 1927	1941
Mar 1929–Aug 1930 18-Month	19.16" (486.66mm)	18.81" (477.77mm)	0.35" (8.89mm)	78th Driest	Driest since: 1929	1902
Mar 1929–Aug 1930 18-Month	19.16" (486.66mm)	18.81" (477.77mm)	0.35" (8.89mm)	50th Wettest	Wettest since: 1927	1993
Sep 1928–Aug 1930 24-Month	23.63" (600.20mm)	25.20" (640.08mm)	-1.57" (-39.88mm)	57th Driest	Driest since: 1929	1900
Sep 1928–Aug 1930 24-Month	23.63" (600.20mm)	25.20" (640.08mm)	-1.57" (-39.88mm)	70th Wettest	Wettest since: 1928	1993
Sep 1927–Aug 1930 36-Month	34.79" (883.67mm)	37.75" (958.85mm)	-2.96" (-75.18mm)	51st Driest	Driest since: 1925	1902
Sep 1927–Aug 1930 36-Month	34.79" (883.67mm)	37.75" (958.85mm)	-2.96" (-75.18mm)	75th Wettest	Wettest since: 1929	1907
Sep 1926–Aug 1930 48-Month	49.90" (1,267.46mm)	50.26" (1,276.60mm)	-0.36" (-9.14mm)	73rd Driest	Driest since: 1926	1902
Sep 1926–Aug 1930 48-Month	49.90" (1,267.46mm)	50.26" (1,276.60mm)	-0.36" (-9.14mm)	52nd Wettest	Wettest since: 1929	1908
Sep 1925–Aug 1930 60-Month	63.58" (1,614.93mm)	62.79" (1,594.87mm)	0.79" (20.06mm)	78th Driest	Driest since: 1929	1903
Sep 1925–Aug 1930 60-Month	63.58" (1,614.93mm)	62.79" (1,594.87mm)	0.79" (20.06mm)	46th Wettest	Wettest since: 1924	1909

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings