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 2019

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 2019
1-Month
3.37"
(85.60mm)
2.93"
(74.42mm)
0.44"
(11.18mm)
109th Driest
Driest since:
1933
20th Wettest
Wettest since:
1928
May–Jun 2019
2-Month
7.84"
(199.14mm)
5.84"
(148.34mm)
2.00"
(50.80mm)
126th Driest
Driest since:
1988
3rd Wettest
Wettest since:
2015
Apr–Jun 2019
3-Month
11.05"
(280.67mm)
8.35"
(212.09mm)
2.70"
(68.58mm)
127th Driest
Driest since:
1988
2nd Wettest
Wettest since:
1957
Mar–Jun 2019
4-Month
13.29"
(337.57mm)
10.86"
(275.84mm)
2.43"
(61.73mm)
125th Driest
Driest since:
1988
4th Wettest
Wettest since:
1957
Feb–Jun 2019
5-Month
16.57"
(420.88mm)
13.00"
(330.20mm)
3.57"
(90.68mm)
128th Driest
Driest since:
1988
1st Wettest
Wettest to Date
2019
Jan–Jun 2019
6-Month
19.13"
(485.90mm)
15.31"
(388.87mm)
3.82"
(97.03mm)
128th Driest
Driest since:
1988
1st Wettest
Wettest to Date
2019
Dec 2018–Jun 2019
7-Month
22.38"
(568.45mm)
17.66"
(448.56mm)
4.72"
(119.89mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Nov 2018–Jun 2019
8-Month
25.09"
(637.29mm)
19.89"
(505.21mm)
5.20"
(132.08mm)
127th Driest
Driest since:
1934
1st Wettest
Wettest to Date
2019
Oct 2018–Jun 2019
9-Month
28.52"
(724.41mm)
22.05"
(560.07mm)
6.47"
(164.34mm)
127th Driest
Driest since:
1934
1st Wettest
Wettest to Date
2019
Sep 2018–Jun 2019
10-Month
32.09"
(815.09mm)
24.55"
(623.57mm)
7.54"
(191.52mm)
127th Driest
Driest since:
1934
1st Wettest
Wettest to Date
2019
Aug 2018–Jun 2019
11-Month
35.07"
(890.78mm)
27.17"
(690.12mm)
7.90"
(200.66mm)
127th Driest
Driest since:
1918
1st Wettest
Wettest to Date
2019
Jul 2018–Jun 2019
12-Month
37.93"
(963.42mm)
29.96"
(760.98mm)
7.97"
(202.44mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jan 2018–Jun 2019
18-Month
53.78"
(1,366.01mm)
45.27"
(1,149.86mm)
8.51"
(216.15mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jul 2017–Jun 2019
24-Month
68.08"
(1,729.23mm)
59.93"
(1,522.22mm)
8.15"
(207.01mm)
124th Driest
Driest since:
1931
3rd Wettest
Wettest since:
2020
Jul 2016–Jun 2019
36-Month
102.07"
(2,592.58mm)
89.89"
(2,283.21mm)
12.18"
(309.37mm)
125th Driest
Driest since:
1956
1st Wettest
Wettest to Date
2019
Jul 2015–Jun 2019
48-Month
135.58"
(3,443.73mm)
119.79"
(3,042.67mm)
15.79"
(401.06mm)
124th Driest
Driest since:
1956
1st Wettest
Wettest to Date
2019
Jul 2014–Jun 2019
60-Month
167.60"
(4,257.04mm)
149.66"
(3,801.36mm)
17.94"
(455.68mm)
122nd Driest
Driest since:
1934
2nd Wettest
Wettest to Date
2020

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