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 1921

View Period (Months):
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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
June 1921
1-Month
2.90"
(73.66mm)
2.93"
(74.42mm)
-0.03"
(-0.76mm)
55th Driest
Driest since:
1933
74th Wettest
Wettest since:
1928
Ties: 1994
May–Jun 1921
2-Month
5.45"
(138.43mm)
5.84"
(148.34mm)
-0.39"
(-9.91mm)
34th Driest
Driest since:
1988
95th Wettest
Wettest since:
2015
Ties: 1971
Apr–Jun 1921
3-Month
8.24"
(209.30mm)
8.35"
(212.09mm)
-0.11"
(-2.79mm)
57th Driest
Driest since:
1988
72nd Wettest
Wettest since:
1957
Ties: 1940
Mar–Jun 1921
4-Month
10.76"
(273.30mm)
10.86"
(275.84mm)
-0.10"
(-2.54mm)
56th Driest
Driest since:
1988
73rd Wettest
Wettest since:
1957
Ties: 1909, 1951
Feb–Jun 1921
5-Month
12.53"
(318.26mm)
13.00"
(330.20mm)
-0.47"
(-11.94mm)
43rd Driest
Driest since:
1988
86th Wettest
Wettest since:
2019
Jan–Jun 1921
6-Month
14.64"
(371.86mm)
15.31"
(388.87mm)
-0.67"
(-17.01mm)
37th Driest
Driest since:
1988
92nd Wettest
Wettest since:
2019
Ties: 1959
Dec 1920–Jun 1921
7-Month
17.39"
(441.71mm)
17.66"
(448.56mm)
-0.27"
(-6.85mm)
49th Driest
Driest since:
1931
79th Wettest
Wettest since:
2019
Ties: 1920
Nov 1920–Jun 1921
8-Month
19.65"
(499.11mm)
19.89"
(505.21mm)
-0.24"
(-6.10mm)
54th Driest
Driest since:
1934
74th Wettest
Wettest since:
2019
Oct 1920–Jun 1921
9-Month
21.82"
(554.23mm)
22.05"
(560.07mm)
-0.23"
(-5.84mm)
50th Driest
Driest since:
1934
78th Wettest
Wettest since:
2019
Sep 1920–Jun 1921
10-Month
24.26"
(616.20mm)
24.55"
(623.57mm)
-0.29"
(-7.37mm)
54th Driest
Driest since:
1934
74th Wettest
Wettest since:
2019
Aug 1920–Jun 1921
11-Month
27.66"
(702.56mm)
27.17"
(690.12mm)
0.49"
(12.44mm)
71st Driest
Driest since:
1918
57th Wettest
Wettest since:
2019
Ties: 1948
Jul 1920–Jun 1921
12-Month
30.36"
(771.14mm)
29.96"
(760.98mm)
0.40"
(10.16mm)
65th Driest
Driest since:
1931
63rd Wettest
Wettest since:
2019
Jan 1920–Jun 1921
18-Month
45.94"
(1,166.88mm)
45.27"
(1,149.86mm)
0.67"
(17.02mm)
72nd Driest
Driest since:
1931
56th Wettest
Wettest since:
2019
Jul 1919–Jun 1921
24-Month
61.86"
(1,571.24mm)
59.93"
(1,522.22mm)
1.93"
(49.02mm)
89th Driest
Driest since:
1931
38th Wettest
Wettest since:
2020
Jul 1918–Jun 1921
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: 1991
Jul 1917–Jun 1921
48-Month
117.59"
(2,986.79mm)
119.79"
(3,042.67mm)
-2.20"
(-55.88mm)
37th Driest
Driest since:
1956
88th Wettest
Wettest since:
2019
Jul 1916–Jun 1921
60-Month
145.35"
(3,691.89mm)
149.66"
(3,801.36mm)
-4.31"
(-109.47mm)
26th Driest
Driest since:
1934
98th Wettest
Wettest since:
2020

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