National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, June 1991

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
June 1991
1-Month
2.84"
(72.14mm)
2.93"
(74.42mm)
-0.09"
(-2.28mm)
47th Driest
Driest since:
1933
82nd Wettest
Wettest since:
1928
May–Jun 1991
2-Month
6.56"
(166.62mm)
5.84"
(148.34mm)
0.72"
(18.28mm)
106th Driest
Driest since:
1988
23rd Wettest
Wettest since:
2015
Apr–Jun 1991
3-Month
9.91"
(251.71mm)
8.35"
(212.09mm)
1.56"
(39.62mm)
122nd Driest
Driest since:
1988
7th Wettest
Wettest since:
1957
Mar–Jun 1991
4-Month
13.24"
(336.30mm)
10.86"
(275.84mm)
2.38"
(60.46mm)
124th Driest
Driest since:
1988
5th Wettest
Wettest since:
1957
Feb–Jun 1991
5-Month
14.88"
(377.95mm)
13.00"
(330.20mm)
1.88"
(47.75mm)
119th Driest
Driest since:
1988
10th Wettest
Wettest since:
2019
Jan–Jun 1991
6-Month
17.25"
(438.15mm)
15.31"
(388.87mm)
1.94"
(49.28mm)
117th Driest
Driest since:
1988
12th Wettest
Wettest since:
2019
Dec 1990–Jun 1991
7-Month
19.94"
(506.48mm)
17.66"
(448.56mm)
2.28"
(57.92mm)
116th Driest
Driest since:
1931
12th Wettest
Wettest since:
2019
Nov 1990–Jun 1991
8-Month
22.03"
(559.56mm)
19.89"
(505.21mm)
2.14"
(54.35mm)
113th Driest
Driest since:
1934
15th Wettest
Wettest since:
2019
Oct 1990–Jun 1991
9-Month
24.79"
(629.67mm)
22.05"
(560.07mm)
2.74"
(69.60mm)
116th Driest
Driest since:
1934
12th Wettest
Wettest since:
2019
Sep 1990–Jun 1991
10-Month
26.83"
(681.48mm)
24.55"
(623.57mm)
2.28"
(57.91mm)
109th Driest
Driest since:
1934
19th Wettest
Wettest since:
2019
Aug 1990–Jun 1991
11-Month
29.48"
(748.79mm)
27.17"
(690.12mm)
2.31"
(58.67mm)
108th Driest
Driest since:
1918
20th Wettest
Wettest since:
2019
Jul 1990–Jun 1991
12-Month
32.42"
(823.47mm)
29.96"
(760.98mm)
2.46"
(62.49mm)
110th Driest
Driest since:
1931
18th Wettest
Wettest since:
2019
Jan 1990–Jun 1991
18-Month
49.42"
(1,255.27mm)
45.27"
(1,149.86mm)
4.15"
(105.41mm)
115th Driest
Driest since:
1931
13th Wettest
Wettest since:
2019
Jul 1989–Jun 1991
24-Month
62.65"
(1,591.31mm)
59.93"
(1,522.22mm)
2.72"
(69.09mm)
95th Driest
Driest since:
1931
32nd Wettest
Wettest since:
2020
Jul 1988–Jun 1991
36-Month
92.84"
(2,358.14mm)
89.89"
(2,283.21mm)
2.95"
(74.93mm)
95th Driest
Driest since:
1956
31st Wettest
Wettest since:
2019
Ties: 1921
Jul 1987–Jun 1991
48-Month
118.70"
(3,014.98mm)
119.79"
(3,042.67mm)
-1.09"
(-27.69mm)
51st Driest
Driest since:
1956
74th Wettest
Wettest since:
2019
Jul 1986–Jun 1991
60-Month
150.29"
(3,817.37mm)
149.66"
(3,801.36mm)
0.63"
(16.01mm)
63rd Driest
Driest since:
1934
61st Wettest
Wettest since:
2020

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