Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Southwest Climate Region

Precipitation Rankings, August 1985

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
August 1985
1-Month 		1.05"
(26.67mm)		 2.02"
(51.31mm)		 -0.97"
(-24.64mm)		 9th Driest
Driest since:
 1962
120th Wettest
Wettest since:
 1963
Jul–Aug 1985
2-Month 		3.37"
(85.60mm)		 3.89"
(98.81mm)		 -0.52"
(-13.21mm)		 38th Driest
Driest since:
 2020
91st Wettest
Wettest since:
 1921
Ties: 1897
Jun–Aug 1985
3-Month 		4.12"
(104.65mm)		 4.83"
(122.68mm)		 -0.71"
(-18.03mm)		 31st Driest
Driest since:
 2020
98th Wettest
Wettest since:
 1921
May–Aug 1985
4-Month 		5.25"
(133.35mm)		 5.94"
(150.88mm)		 -0.69"
(-17.53mm)		 37th Driest
Driest since:
 2020
92nd Wettest
Wettest since:
 1921
Apr–Aug 1985
5-Month 		6.84"
(173.74mm)		 7.00"
(177.80mm)		 -0.16"
(-4.06mm)		 62nd Driest
Driest since:
 2020
67th Wettest
Wettest since:
 1999
Mar–Aug 1985
6-Month 		8.40"
(213.36mm)		 8.15"
(207.01mm)		 0.25"
(6.35mm)		 82nd Driest
Driest since:
 2002
47th Wettest
Wettest since:
 1941
Feb–Aug 1985
7-Month 		9.13"
(231.90mm)		 9.16"
(232.66mm)		 -0.03"
(-0.76mm)		 73rd Driest
Driest since:
 2002
56th Wettest
Wettest since:
 1941
Jan–Aug 1985
8-Month 		10.24"
(260.10mm)		 10.14"
(257.56mm)		 0.10"
(2.54mm)		 71st Driest
Driest since:
 2002
58th Wettest
Wettest since:
 1941
Dec 1984–Aug 1985
9-Month 		12.36"
(313.94mm)		 11.15"
(283.21mm)		 1.21"
(30.73mm)		 99th Driest
Driest since:
 2002
29th Wettest
Wettest since:
 1941
Nov 1984–Aug 1985
10-Month 		13.23"
(336.04mm)		 12.04"
(305.82mm)		 1.19"
(30.22mm)		 91st Driest
Driest since:
 2002
37th Wettest
Wettest since:
 1941
Oct 1984–Aug 1985
11-Month 		15.50"
(393.70mm)		 13.17"
(334.52mm)		 2.33"
(59.18mm)		 111th Driest
Driest since:
 2002
17th Wettest
Wettest since:
 1941
Ties: 1921
Sep 1984–Aug 1985
12-Month 		16.78"
(426.21mm)		 14.54"
(369.32mm)		 2.24"
(56.89mm)		 106th Driest
Driest since:
 2002
22nd Wettest
Wettest since:
 1941
Mar 1984–Aug 1985
18-Month 		26.81"
(680.97mm)		 22.69"
(576.33mm)		 4.12"
(104.64mm)		 119th Driest
Driest since:
 2002
9th Wettest
Wettest since:
 1942
Sep 1983–Aug 1985
24-Month 		34.56"
(877.82mm)		 29.09"
(738.89mm)		 5.47"
(138.93mm)		 118th Driest
Driest since:
 2003
9th Wettest
Wettest since:
 1942
Sep 1982–Aug 1985
36-Month 		52.62"
(1,336.55mm)		 43.58"
(1,106.93mm)		 9.04"
(229.62mm)		 123rd Driest
Driest since:
 1956
3rd Wettest
Wettest since:
 1907
Sep 1981–Aug 1985
48-Month 		67.97"
(1,726.44mm)		 58.05"
(1,474.47mm)		 9.92"
(251.97mm)		 121st Driest
Driest since:
 1956
4th Wettest
Wettest since:
 1986
Sep 1980–Aug 1985
60-Month 		82.00"
(2,082.80mm)		 72.53"
(1,842.26mm)		 9.47"
(240.54mm)		 119th Driest
Driest since:
 2004
5th Wettest
Wettest since:
 1987

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