Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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, June 1987

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
June 1987
1-Month 		1.08"
(27.43mm)		 0.94"
(23.88mm)		 0.14"
(3.55mm)		 92nd Driest
Driest since:
 1924, 2012
37th Wettest
Wettest since:
 1903
Ties: 1970, 1992
May–Jun 1987
2-Month 		2.91"
(73.91mm)		 2.05"
(52.07mm)		 0.86"
(21.84mm)		 115th Driest
Driest since:
 2002
14th Wettest
Wettest since:
 2015
Apr–Jun 1987
3-Month 		3.45"
(87.63mm)		 3.11"
(78.99mm)		 0.34"
(8.64mm)		 91st Driest
Driest since:
 2002
38th Wettest
Wettest since:
 1941
Ties: 1928
Mar–Jun 1987
4-Month 		4.52"
(114.81mm)		 4.26"
(108.20mm)		 0.26"
(6.61mm)		 86th Driest
Driest since:
 2002
43rd Wettest
Wettest since:
 1941
Feb–Jun 1987
5-Month 		6.00"
(152.40mm)		 5.26"
(133.60mm)		 0.74"
(18.80mm)		 97th Driest
Driest since:
 2002
32nd Wettest
Wettest since:
 1905
Jan–Jun 1987
6-Month 		7.01"
(178.05mm)		 6.25"
(158.75mm)		 0.76"
(19.30mm)		 97th Driest
Driest since:
 2002
32nd Wettest
Wettest since:
 1905
Dec 1986–Jun 1987
7-Month 		8.06"
(204.72mm)		 7.26"
(184.40mm)		 0.80"
(20.32mm)		 94th Driest
Driest since:
 2002
34th Wettest
Wettest since:
 1941
Nov 1986–Jun 1987
8-Month 		9.68"
(245.87mm)		 8.15"
(207.01mm)		 1.53"
(38.86mm)		 105th Driest
Driest since:
 2002
23rd Wettest
Wettest since:
 1941
Oct 1986–Jun 1987
9-Month 		11.46"
(291.08mm)		 9.28"
(235.71mm)		 2.18"
(55.37mm)		 111th Driest
Driest since:
 2002
17th Wettest
Wettest since:
 1941
Sep 1986–Jun 1987
10-Month 		13.26"
(336.80mm)		 10.65"
(270.51mm)		 2.61"
(66.29mm)		 110th Driest
Driest since:
 2002
18th Wettest
Wettest since:
 1941
Aug 1986–Jun 1987
11-Month 		15.52"
(394.21mm)		 12.66"
(321.56mm)		 2.86"
(72.65mm)		 113th Driest
Driest since:
 2002
15th Wettest
Wettest since:
 1941
Jul 1986–Jun 1987
12-Month 		17.63"
(447.80mm)		 14.53"
(369.06mm)		 3.10"
(78.74mm)		 114th Driest
Driest since:
 2002
14th Wettest
Wettest since:
 1941
Ties: 1993
Jan 1986–Jun 1987
18-Month 		24.51"
(622.55mm)		 20.78"
(527.81mm)		 3.73"
(94.74mm)		 115th Driest
Driest since:
 2021
13th Wettest
Wettest since:
 1942
Jul 1985–Jun 1987
24-Month 		34.38"
(873.25mm)		 29.06"
(738.12mm)		 5.32"
(135.13mm)		 119th Driest
Driest since:
 2021
8th Wettest
Wettest since:
 1942
Jul 1984–Jun 1987
36-Month 		53.24"
(1,352.30mm)		 43.54"
(1,105.92mm)		 9.70"
(246.38mm)		 123rd Driest
Driest since:
 2022
3rd Wettest
Wettest since:
 1907
Jul 1983–Jun 1987
48-Month 		69.45"
(1,764.03mm)		 58.01"
(1,473.45mm)		 11.44"
(290.58mm)		 123rd Driest
Driest since:
 1956
2nd Wettest
Wettest since:
 1986
Jul 1982–Jun 1987
60-Month 		87.97"
(2,234.44mm)		 72.49"
(1,841.25mm)		 15.48"
(393.19mm)		 123rd Driest
Driest since:
 1957
1st Wettest
Wettest to Date
 1987

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