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, July 1931

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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
July 1931 1-Month	1.93" (49.02mm)	1.80" (45.72mm)	0.13" (3.30mm)	79th Driest	Driest since: 1928	1993
July 1931 1-Month	1.93" (49.02mm)	1.80" (45.72mm)	0.13" (3.30mm)	50th Wettest	Wettest since: 1930	1919
Jun–Jul 1931 2-Month	2.54" (64.52mm)	2.09" (53.09mm)	0.45" (11.43mm)	98th Driest	Driest since: 1928	1993
Jun–Jul 1931 2-Month	2.54" (64.52mm)	2.09" (53.09mm)	0.45" (11.43mm)	31st Wettest	Wettest since: 1930	1919
May–Jul 1931 3-Month	2.92" (74.17mm)	2.43" (61.72mm)	0.49" (12.45mm)	97th Driest	Driest since: 1929	1963, 2020
May–Jul 1931 3-Month	2.92" (74.17mm)	2.43" (61.72mm)	0.49" (12.45mm)	32nd Wettest	Wettest since: 1930	1919
Apr–Jul 1931 4-Month	4.13" (104.90mm)	3.00" (76.20mm)	1.13" (28.70mm)	111th Driest	Driest since: 1929	1993
	4.13" (104.90mm)	3.00" (76.20mm)	1.13" (28.70mm)	18th Wettest	Wettest since: 1930	1919
	Ties: 2015
Mar–Jul 1931 5-Month	4.44" (112.78mm)	4.12" (104.65mm)	0.32" (8.13mm)	87th Driest	Driest since: 1929	2002
Mar–Jul 1931 5-Month	4.44" (112.78mm)	4.12" (104.65mm)	0.32" (8.13mm)	42nd Wettest	Wettest since: 1930	1912
Feb–Jul 1931 6-Month	7.72" (196.09mm)	5.26" (133.60mm)	2.46" (62.49mm)	121st Driest	Driest since: 1930	2002
Feb–Jul 1931 6-Month	7.72" (196.09mm)	5.26" (133.60mm)	2.46" (62.49mm)	8th Wettest	Wettest since: 1919	1905
Jan–Jul 1931 7-Month	8.19" (208.03mm)	6.41" (162.81mm)	1.78" (45.22mm)	107th Driest	Driest since: 1929	2002
Jan–Jul 1931 7-Month	8.19" (208.03mm)	6.41" (162.81mm)	1.78" (45.22mm)	22nd Wettest	Wettest since: 1930	1905
Dec 1930–Jul 1931 8-Month	8.34" (211.84mm)	7.59" (192.79mm)	0.75" (19.05mm)	90th Driest	Driest since: 1929	2002
Dec 1930–Jul 1931 8-Month	8.34" (211.84mm)	7.59" (192.79mm)	0.75" (19.05mm)	38th Wettest	Wettest since: 1930	1905
Nov 1930–Jul 1931 9-Month	9.96" (252.98mm)	8.44" (214.38mm)	1.52" (38.60mm)	98th Driest	Driest since: 1930	2002
Nov 1930–Jul 1931 9-Month	9.96" (252.98mm)	8.44" (214.38mm)	1.52" (38.60mm)	30th Wettest	Wettest since: 1927	1941
Oct 1930–Jul 1931 10-Month	10.34" (262.64mm)	9.31" (236.47mm)	1.03" (26.17mm)	88th Driest	Driest since: 1930	2002
Oct 1930–Jul 1931 10-Month	10.34" (262.64mm)	9.31" (236.47mm)	1.03" (26.17mm)	40th Wettest	Wettest since: 1927	1941
Sep 1930–Jul 1931 11-Month	11.32" (287.53mm)	10.51" (266.95mm)	0.81" (20.58mm)	86th Driest	Driest since: 1930	2002
Sep 1930–Jul 1931 11-Month	11.32" (287.53mm)	10.51" (266.95mm)	0.81" (20.58mm)	42nd Wettest	Wettest since: 1927	1941
Aug 1930–Jul 1931 12-Month	13.34" (338.84mm)	12.59" (319.79mm)	0.75" (19.05mm)	81st Driest	Driest since: 1930	2002
Aug 1930–Jul 1931 12-Month	13.34" (338.84mm)	12.59" (319.79mm)	0.75" (19.05mm)	47th Wettest	Wettest since: 1927	1941
Feb 1930–Jul 1931 18-Month	19.83" (503.68mm)	17.86" (453.64mm)	1.97" (50.04mm)	103rd Driest	Driest since: 1930	1900
Feb 1930–Jul 1931 18-Month	19.83" (503.68mm)	17.86" (453.64mm)	1.97" (50.04mm)	25th Wettest	Wettest since: 1927	1993
Aug 1929–Jul 1931 24-Month	26.63" (676.40mm)	25.18" (639.57mm)	1.45" (36.83mm)	90th Driest	Driest since: 1930	1900
Aug 1929–Jul 1931 24-Month	26.63" (676.40mm)	25.18" (639.57mm)	1.45" (36.83mm)	37th Wettest	Wettest since: 1927	1906
Aug 1928–Jul 1931 36-Month	36.59" (929.39mm)	37.73" (958.34mm)	-1.14" (-28.95mm)	65th Driest	Driest since: 1930	1904
Aug 1928–Jul 1931 36-Month	36.59" (929.39mm)	37.73" (958.34mm)	-1.14" (-28.95mm)	61st Wettest	Wettest since: 1928	1907
Aug 1927–Jul 1931 48-Month	48.56" (1,233.42mm)	50.23" (1,275.84mm)	-1.67" (-42.42mm)	62nd Driest	Driest since: 1926	1902
Aug 1927–Jul 1931 48-Month	48.56" (1,233.42mm)	50.23" (1,275.84mm)	-1.67" (-42.42mm)	63rd Wettest	Wettest since: 1930	1908
Aug 1926–Jul 1931 60-Month	62.31" (1,582.67mm)	62.77" (1,594.36mm)	-0.46" (-11.69mm)	70th Driest	Driest since: 1929	1904
Aug 1926–Jul 1931 60-Month	62.31" (1,582.67mm)	62.77" (1,594.36mm)	-0.46" (-11.69mm)	54th Wettest	Wettest since: 1930	1909

Citing This Page

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