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 1921

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
August 1921 1-Month	3.38" (85.85mm)	2.10" (53.34mm)	1.28" (32.51mm)	120th Driest	Driest since: 1920	2020
	3.38" (85.85mm)	2.10" (53.34mm)	1.28" (32.51mm)	9th Wettest	Wettest since: 1909	1951
	Ties: 1935
Jul–Aug 1921 2-Month	7.04" (178.82mm)	3.90" (99.06mm)	3.14" (79.76mm)	128th Driest	Driest since: 1920	2020
Jul–Aug 1921 2-Month	7.04" (178.82mm)	3.90" (99.06mm)	3.14" (79.76mm)	1st Wettest	Wettest to Date	1921
Jun–Aug 1921 3-Month	7.37" (187.20mm)	4.19" (106.43mm)	3.18" (80.77mm)	128th Driest	Driest since: 1920	2020
Jun–Aug 1921 3-Month	7.37" (187.20mm)	4.19" (106.43mm)	3.18" (80.77mm)	1st Wettest	Wettest to Date	1921
May–Aug 1921 4-Month	7.78" (197.61mm)	4.53" (115.06mm)	3.25" (82.55mm)	128th Driest	Driest since: 1920	2020
May–Aug 1921 4-Month	7.78" (197.61mm)	4.53" (115.06mm)	3.25" (82.55mm)	1st Wettest	Wettest to Date	1921
Apr–Aug 1921 5-Month	8.11" (205.99mm)	5.10" (129.54mm)	3.01" (76.45mm)	128th Driest	Driest since: 1920	2020
Apr–Aug 1921 5-Month	8.11" (205.99mm)	5.10" (129.54mm)	3.01" (76.45mm)	1st Wettest	Wettest to Date	1921
Mar–Aug 1921 6-Month	8.58" (217.93mm)	6.22" (157.99mm)	2.36" (59.94mm)	124th Driest	Driest since: 1920	2002
Mar–Aug 1921 6-Month	8.58" (217.93mm)	6.22" (157.99mm)	2.36" (59.94mm)	5th Wettest	Wettest since: 1912	1992
Feb–Aug 1921 7-Month	8.91" (226.31mm)	7.37" (187.20mm)	1.54" (39.11mm)	112th Driest	Driest since: 1920	2002
	8.91" (226.31mm)	7.37" (187.20mm)	1.54" (39.11mm)	17th Wettest	Wettest since: 1919	1905
	Ties: 1988
Jan–Aug 1921 8-Month	9.80" (248.92mm)	8.51" (216.15mm)	1.29" (32.77mm)	95th Driest	Driest since: 1918	2002
Jan–Aug 1921 8-Month	9.80" (248.92mm)	8.51" (216.15mm)	1.29" (32.77mm)	34th Wettest	Wettest since: 1920	1905
Dec 1920–Aug 1921 9-Month	10.01" (254.25mm)	9.69" (246.13mm)	0.32" (8.12mm)	82nd Driest	Driest since: 1918	2002
	10.01" (254.25mm)	9.69" (246.13mm)	0.32" (8.12mm)	46th Wettest	Wettest since: 1920	1941
	Ties: 1914
Nov 1920–Aug 1921 10-Month	10.19" (258.83mm)	10.54" (267.72mm)	-0.35" (-8.89mm)	75th Driest	Driest since: 1918	2002
Nov 1920–Aug 1921 10-Month	10.19" (258.83mm)	10.54" (267.72mm)	-0.35" (-8.89mm)	53rd Wettest	Wettest since: 1920	1941
Oct 1920–Aug 1921 11-Month	11.58" (294.13mm)	11.42" (290.07mm)	0.16" (4.06mm)	79th Driest	Driest since: 1918	2002
Oct 1920–Aug 1921 11-Month	11.58" (294.13mm)	11.42" (290.07mm)	0.16" (4.06mm)	49th Wettest	Wettest since: 1920	1941
Sep 1920–Aug 1921 12-Month	12.41" (315.21mm)	12.61" (320.29mm)	-0.20" (-5.08mm)	74th Driest	Driest since: 1918	2002
Sep 1920–Aug 1921 12-Month	12.41" (315.21mm)	12.61" (320.29mm)	-0.20" (-5.08mm)	54th Wettest	Wettest since: 1920	1941
Mar 1920–Aug 1921 18-Month	17.95" (455.93mm)	18.81" (477.77mm)	-0.86" (-21.84mm)	66th Driest	Driest since: 1918	1902
Mar 1920–Aug 1921 18-Month	17.95" (455.93mm)	18.81" (477.77mm)	-0.86" (-21.84mm)	62nd Wettest	Wettest since: 1920	1993
Sep 1919–Aug 1921 24-Month	28.80" (731.52mm)	25.20" (640.08mm)	3.60" (91.44mm)	107th Driest	Driest since: 1919	1900
Sep 1919–Aug 1921 24-Month	28.80" (731.52mm)	25.20" (640.08mm)	3.60" (91.44mm)	20th Wettest	Wettest since: 1920	1993
Sep 1918–Aug 1921 36-Month	43.30" (1,099.82mm)	37.75" (958.85mm)	5.55" (140.97mm)	108th Driest	Driest since: 1920	1902
Sep 1918–Aug 1921 36-Month	43.30" (1,099.82mm)	37.75" (958.85mm)	5.55" (140.97mm)	18th Wettest	Wettest since: 1917	1907
Sep 1917–Aug 1921 48-Month	53.87" (1,368.30mm)	50.26" (1,276.60mm)	3.61" (91.70mm)	92nd Driest	Driest since: 1914	1902
Sep 1917–Aug 1921 48-Month	53.87" (1,368.30mm)	50.26" (1,276.60mm)	3.61" (91.70mm)	33rd Wettest	Wettest since: 1920	1908
Sep 1916–Aug 1921 60-Month	68.04" (1,728.22mm)	62.79" (1,594.87mm)	5.25" (133.35mm)	95th Driest	Driest since: 1914	1903
Sep 1916–Aug 1921 60-Month	68.04" (1,728.22mm)	62.79" (1,594.87mm)	5.25" (133.35mm)	29th Wettest	Wettest since: 1920	1909

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on November 30, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings