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 1947

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 1947
1-Month
3.83"
(97.28mm)
2.93"
(74.42mm)
0.90"
(22.86mm)
127th Driest
Driest since:
1933
2nd Wettest
Wettest since:
1928
May–Jun 1947
2-Month
7.02"
(178.31mm)
5.84"
(148.34mm)
1.18"
(29.97mm)
120th Driest
Driest since:
1988
9th Wettest
Wettest since:
2015
Apr–Jun 1947
3-Month
10.03"
(254.76mm)
8.35"
(212.09mm)
1.68"
(42.67mm)
124th Driest
Driest since:
1988
5th Wettest
Wettest to Date
1957
Mar–Jun 1947
4-Month
12.30"
(312.42mm)
10.86"
(275.84mm)
1.44"
(36.58mm)
110th Driest
Driest since:
1988
19th Wettest
Wettest since:
1957
Feb–Jun 1947
5-Month
13.33"
(338.58mm)
13.00"
(330.20mm)
0.33"
(8.38mm)
73rd Driest
Driest since:
1988
56th Wettest
Wettest since:
2019
Ties: 2013
Jan–Jun 1947
6-Month
15.76"
(400.30mm)
15.31"
(388.87mm)
0.45"
(11.43mm)
80th Driest
Driest since:
1988
49th Wettest
Wettest since:
2019
Dec 1946–Jun 1947
7-Month
17.70"
(449.58mm)
17.66"
(448.56mm)
0.04"
(1.02mm)
60th Driest
Driest since:
1931
68th Wettest
Wettest since:
2019
Nov 1946–Jun 1947
8-Month
20.78"
(527.81mm)
19.89"
(505.21mm)
0.89"
(22.60mm)
87th Driest
Driest since:
1934
41st Wettest
Wettest since:
2019
Oct 1946–Jun 1947
9-Month
23.50"
(596.90mm)
22.05"
(560.07mm)
1.45"
(36.83mm)
94th Driest
Driest since:
1934
34th Wettest
Wettest since:
2019
Sep 1946–Jun 1947
10-Month
26.14"
(663.96mm)
24.55"
(623.57mm)
1.59"
(40.39mm)
98th Driest
Driest since:
1934
30th Wettest
Wettest since:
2019
Aug 1946–Jun 1947
11-Month
28.72"
(729.49mm)
27.17"
(690.12mm)
1.55"
(39.37mm)
98th Driest
Driest since:
1918
30th Wettest
Wettest since:
2019
Jul 1946–Jun 1947
12-Month
31.29"
(794.77mm)
29.96"
(760.98mm)
1.33"
(33.79mm)
92nd Driest
Driest since:
1931
36th Wettest
Wettest since:
2019
Jan 1946–Jun 1947
18-Month
46.85"
(1,189.99mm)
45.27"
(1,149.86mm)
1.58"
(40.13mm)
88th Driest
Driest since:
1931
40th Wettest
Wettest since:
2019
Jul 1945–Jun 1947
24-Month
62.88"
(1,597.15mm)
59.93"
(1,522.22mm)
2.95"
(74.93mm)
98th Driest
Driest since:
1931
29th Wettest
Wettest since:
2020
Jul 1944–Jun 1947
36-Month
93.62"
(2,377.95mm)
89.89"
(2,283.21mm)
3.73"
(94.74mm)
96th Driest
Driest since:
1956
30th Wettest
Wettest since:
2019
Jul 1943–Jun 1947
48-Month
122.16"
(3,102.86mm)
119.79"
(3,042.67mm)
2.37"
(60.19mm)
81st Driest
Driest since:
1956
44th Wettest
Wettest since:
2019
Jul 1942–Jun 1947
60-Month
153.14"
(3,889.76mm)
149.66"
(3,801.36mm)
3.48"
(88.40mm)
83rd Driest
Driest since:
1934
41st Wettest
Wettest since:
2020

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