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 1938

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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 1938 1-Month	1.17" (29.72mm)	1.80" (45.72mm)	-0.63" (-16.00mm)	32nd Driest	Driest since: 1934	1993
July 1938 1-Month	1.17" (29.72mm)	1.80" (45.72mm)	-0.63" (-16.00mm)	97th Wettest	Wettest since: 1937	1919
Jun–Jul 1938 2-Month	1.91" (48.51mm)	2.09" (53.09mm)	-0.18" (-4.58mm)	56th Driest	Driest since: 1935	1993
Jun–Jul 1938 2-Month	1.91" (48.51mm)	2.09" (53.09mm)	-0.18" (-4.58mm)	73rd Wettest	Wettest since: 1937	1919
May–Jul 1938 3-Month	2.18" (55.37mm)	2.43" (61.72mm)	-0.25" (-6.35mm)	52nd Driest	Driest since: 1935	1963, 2020
May–Jul 1938 3-Month	2.18" (55.37mm)	2.43" (61.72mm)	-0.25" (-6.35mm)	77th Wettest	Wettest since: 1937	1919
Apr–Jul 1938 4-Month	2.38" (60.45mm)	3.00" (76.20mm)	-0.62" (-15.75mm)	35th Driest	Driest since: 1935	1993
	2.38" (60.45mm)	3.00" (76.20mm)	-0.62" (-15.75mm)	94th Wettest	Wettest since: 1937	1919
	Ties: 1935, 2010
Mar–Jul 1938 5-Month	4.50" (114.30mm)	4.12" (104.65mm)	0.38" (9.65mm)	89th Driest	Driest since: 1937	2002
Mar–Jul 1938 5-Month	4.50" (114.30mm)	4.12" (104.65mm)	0.38" (9.65mm)	40th Wettest	Wettest since: 1930	1912
Feb–Jul 1938 6-Month	6.09" (154.69mm)	5.26" (133.60mm)	0.83" (21.09mm)	97th Driest	Driest since: 1937	2002
Feb–Jul 1938 6-Month	6.09" (154.69mm)	5.26" (133.60mm)	0.83" (21.09mm)	32nd Wettest	Wettest since: 1932	1905
Jan–Jul 1938 7-Month	6.78" (172.21mm)	6.41" (162.81mm)	0.37" (9.40mm)	81st Driest	Driest since: 1936	2002
Jan–Jul 1938 7-Month	6.78" (172.21mm)	6.41" (162.81mm)	0.37" (9.40mm)	48th Wettest	Wettest since: 1937	1905
Dec 1937–Jul 1938 8-Month	7.84" (199.14mm)	7.59" (192.79mm)	0.25" (6.35mm)	80th Driest	Driest since: 1936	2002
Dec 1937–Jul 1938 8-Month	7.84" (199.14mm)	7.59" (192.79mm)	0.25" (6.35mm)	48th Wettest	Wettest since: 1937	1905
Nov 1937–Jul 1938 9-Month	7.91" (200.91mm)	8.44" (214.38mm)	-0.53" (-13.47mm)	69th Driest	Driest since: 1936	2002
Nov 1937–Jul 1938 9-Month	7.91" (200.91mm)	8.44" (214.38mm)	-0.53" (-13.47mm)	59th Wettest	Wettest since: 1937	1941
Oct 1937–Jul 1938 10-Month	8.25" (209.55mm)	9.31" (236.47mm)	-1.06" (-26.92mm)	57th Driest	Driest since: 1936	2002
Oct 1937–Jul 1938 10-Month	8.25" (209.55mm)	9.31" (236.47mm)	-1.06" (-26.92mm)	71st Wettest	Wettest since: 1937	1941
Sep 1937–Jul 1938 11-Month	9.82" (249.43mm)	10.51" (266.95mm)	-0.69" (-17.52mm)	64th Driest	Driest since: 1936	2002
Sep 1937–Jul 1938 11-Month	9.82" (249.43mm)	10.51" (266.95mm)	-0.69" (-17.52mm)	64th Wettest	Wettest since: 1937	1941
Aug 1937–Jul 1938 12-Month	11.31" (287.27mm)	12.59" (319.79mm)	-1.28" (-32.52mm)	56th Driest	Driest since: 1934	2002
	11.31" (287.27mm)	12.59" (319.79mm)	-1.28" (-32.52mm)	72nd Wettest	Wettest since: 1937	1941
	Ties: 1896
Feb 1937–Jul 1938 18-Month	16.87" (428.50mm)	17.86" (453.64mm)	-0.99" (-25.14mm)	61st Driest	Driest since: 1934	1900
Feb 1937–Jul 1938 18-Month	16.87" (428.50mm)	17.86" (453.64mm)	-0.99" (-25.14mm)	67th Wettest	Wettest since: 1937	1993
Aug 1936–Jul 1938 24-Month	25.37" (644.40mm)	25.18" (639.57mm)	0.19" (4.83mm)	75th Driest	Driest since: 1935	1900
Aug 1936–Jul 1938 24-Month	25.37" (644.40mm)	25.18" (639.57mm)	0.19" (4.83mm)	52nd Wettest	Wettest since: 1937	1906
Aug 1935–Jul 1938 36-Month	37.99" (964.95mm)	37.73" (958.34mm)	0.26" (6.61mm)	80th Driest	Driest since: 1936	1904
Aug 1935–Jul 1938 36-Month	37.99" (964.95mm)	37.73" (958.34mm)	0.26" (6.61mm)	46th Wettest	Wettest since: 1937	1907
Aug 1934–Jul 1938 48-Month	51.60" (1,310.64mm)	50.23" (1,275.84mm)	1.37" (34.80mm)	84th Driest	Driest since: 1937	1902
Aug 1934–Jul 1938 48-Month	51.60" (1,310.64mm)	50.23" (1,275.84mm)	1.37" (34.80mm)	41st Wettest	Wettest since: 1933	1908
Aug 1933–Jul 1938 60-Month	61.00" (1,549.40mm)	62.77" (1,594.36mm)	-1.77" (-44.96mm)	63rd Driest	Driest since: 1937	1904
Aug 1933–Jul 1938 60-Month	61.00" (1,549.40mm)	62.77" (1,594.36mm)	-1.77" (-44.96mm)	61st Wettest	Wettest since: 1936	1909

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published June 2023, retrieved on June 10, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings