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, May 1970

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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
May 1970 1-Month	0.04" (1.02mm)	0.34" (8.64mm)	-0.30" (-7.62mm)	12th Driest	Driest since: 1963	2022
	0.04" (1.02mm)	0.34" (8.64mm)	-0.30" (-7.62mm)	117th Wettest	Wettest since: 1969	1992
	Ties: 1945, 1948, 2021
Apr–May 1970 2-Month	0.45" (11.43mm)	0.91" (23.11mm)	-0.46" (-11.68mm)	36th Driest	Driest since: 1966	2022
	0.45" (11.43mm)	0.91" (23.11mm)	-0.46" (-11.68mm)	93rd Wettest	Wettest since: 1969	1926
	Ties: 1963
Mar–May 1970 3-Month	2.94" (74.68mm)	2.02" (51.31mm)	0.92" (23.37mm)	111th Driest	Driest since: 1969	1972
Mar–May 1970 3-Month	2.94" (74.68mm)	2.02" (51.31mm)	0.92" (23.37mm)	18th Wettest	Wettest since: 1965	1905
Feb–May 1970 4-Month	3.36" (85.34mm)	3.17" (80.52mm)	0.19" (4.82mm)	86th Driest	Driest since: 1969	1972
Feb–May 1970 4-Month	3.36" (85.34mm)	3.17" (80.52mm)	0.19" (4.82mm)	43rd Wettest	Wettest since: 1965	1905
Jan–May 1970 5-Month	3.58" (90.93mm)	4.31" (109.47mm)	-0.73" (-18.54mm)	54th Driest	Driest since: 1968	1972
	3.58" (90.93mm)	4.31" (109.47mm)	-0.73" (-18.54mm)	75th Wettest	Wettest since: 1969	1905
	Ties: 1939
Dec 1969–May 1970 6-Month	4.14" (105.16mm)	5.50" (139.70mm)	-1.36" (-34.54mm)	43rd Driest	Driest since: 1967	2002
Dec 1969–May 1970 6-Month	4.14" (105.16mm)	5.50" (139.70mm)	-1.36" (-34.54mm)	85th Wettest	Wettest since: 1969	1905
Nov 1969–May 1970 7-Month	5.34" (135.64mm)	6.35" (161.29mm)	-1.01" (-25.65mm)	55th Driest	Driest since: 1967	1904
	5.34" (135.64mm)	6.35" (161.29mm)	-1.01" (-25.65mm)	73rd Wettest	Wettest since: 1969	1941
	Ties: 1953
Oct 1969–May 1970 8-Month	6.21" (157.73mm)	7.22" (183.39mm)	-1.01" (-25.66mm)	59th Driest	Driest since: 1967	1904
Oct 1969–May 1970 8-Month	6.21" (157.73mm)	7.22" (183.39mm)	-1.01" (-25.66mm)	69th Wettest	Wettest since: 1969	1941
Sep 1969–May 1970 9-Month	7.44" (188.98mm)	8.41" (213.61mm)	-0.97" (-24.63mm)	58th Driest	Driest since: 1969	2002
Sep 1969–May 1970 9-Month	7.44" (188.98mm)	8.41" (213.61mm)	-0.97" (-24.63mm)	70th Wettest	Wettest since: 1968	1941
Aug 1969–May 1970 10-Month	9.44" (239.78mm)	10.50" (266.70mm)	-1.06" (-26.92mm)	62nd Driest	Driest since: 1969	2021
Aug 1969–May 1970 10-Month	9.44" (239.78mm)	10.50" (266.70mm)	-1.06" (-26.92mm)	66th Wettest	Wettest since: 1968	1941
Jul 1969–May 1970 11-Month	11.45" (290.83mm)	12.30" (312.42mm)	-0.85" (-21.59mm)	64th Driest	Driest since: 1969	2021
Jul 1969–May 1970 11-Month	11.45" (290.83mm)	12.30" (312.42mm)	-0.85" (-21.59mm)	64th Wettest	Wettest since: 1968	1941
Jun 1969–May 1970 12-Month	11.57" (293.88mm)	12.59" (319.79mm)	-1.02" (-25.91mm)	64th Driest	Driest since: 1967	2021
Jun 1969–May 1970 12-Month	11.57" (293.88mm)	12.59" (319.79mm)	-1.02" (-25.91mm)	64th Wettest	Wettest since: 1969	1941
Dec 1968–May 1970 18-Month	17.13" (435.10mm)	18.09" (459.49mm)	-0.96" (-24.39mm)	62nd Driest	Driest since: 1964	2021
Dec 1968–May 1970 18-Month	17.13" (435.10mm)	18.09" (459.49mm)	-0.96" (-24.39mm)	65th Wettest	Wettest since: 1969	1993
Jun 1968–May 1970 24-Month	23.21" (589.53mm)	25.16" (639.06mm)	-1.95" (-49.53mm)	52nd Driest	Driest since: 1964	2022
Jun 1968–May 1970 24-Month	23.21" (589.53mm)	25.16" (639.06mm)	-1.95" (-49.53mm)	75th Wettest	Wettest since: 1969	1993
Jun 1967–May 1970 36-Month	38.54" (978.92mm)	37.71" (957.83mm)	0.83" (21.09mm)	83rd Driest	Driest since: 1969	1904
Jun 1967–May 1970 36-Month	38.54" (978.92mm)	37.71" (957.83mm)	0.83" (21.09mm)	43rd Wettest	Wettest since: 1968	1907
Jun 1966–May 1970 48-Month	48.94" (1,243.08mm)	50.21" (1,275.33mm)	-1.27" (-32.25mm)	65th Driest	Driest since: 1965	1904
Jun 1966–May 1970 48-Month	48.94" (1,243.08mm)	50.21" (1,275.33mm)	-1.27" (-32.25mm)	60th Wettest	Wettest since: 1969	1908
Jun 1965–May 1970 60-Month	63.22" (1,605.79mm)	62.76" (1,594.10mm)	0.46" (11.69mm)	76th Driest	Driest since: 1967	1904
Jun 1965–May 1970 60-Month	63.22" (1,605.79mm)	62.76" (1,594.10mm)	0.46" (11.69mm)	48th Wettest	Wettest since: 1969	1909

Citing This Page

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