Climate at a Glance

National Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of June 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, May 2019

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2019
1-Month
4.43"
(112.52mm)
2.91"
(73.91mm)
1.52"
(38.61mm)
124th Driest Driest since: 2018 1934
2nd Wettest Wettest since: 2015 2015
Apr–May 2019
2-Month
7.65"
(194.31mm)
5.43"
(137.92mm)
2.22"
(56.39mm)
124th Driest Driest since: 2018 1934
2nd Wettest Wettest since: 1957 1957
Mar–May 2019
3-Month
9.89"
(251.21mm)
7.94"
(201.68mm)
1.95"
(49.53mm)
120th Driest Driest since: 2018 1925
6th Wettest Wettest since: 1995 1957, 1991
Feb–May 2019
4-Month
13.18"
(334.77mm)
10.07"
(255.78mm)
3.11"
(78.99mm)
125th Driest Driest since: 2018 1925
1st Wettest Wettest to Date 2019
Jan–May 2019
5-Month
15.75"
(400.05mm)
12.39"
(314.71mm)
3.36"
(85.34mm)
125th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Dec 2018–May 2019
6-Month
19.00"
(482.60mm)
14.73"
(374.14mm)
4.27"
(108.46mm)
124th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Nov 2018–May 2019
7-Month
21.71"
(551.43mm)
16.96"
(430.78mm)
4.75"
(120.65mm)
123rd Driest Driest since: 2018 1934
2nd Wettest Wettest since: 1983 1983
Oct 2018–May 2019
8-Month
25.14"
(638.56mm)
19.13"
(485.90mm)
6.01"
(152.66mm)
124th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Sep 2018–May 2019
9-Month
28.71"
(729.23mm)
21.62"
(549.15mm)
7.09"
(180.08mm)
124th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Aug 2018–May 2019
10-Month
31.70"
(805.18mm)
24.25"
(615.95mm)
7.45"
(189.23mm)
124th Driest Driest since: 2018 1918
1st Wettest Wettest to Date 2019
Jul 2018–May 2019
11-Month
34.56"
(877.82mm)
27.03"
(686.56mm)
7.53"
(191.26mm)
124th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2018–May 2019
12-Month
37.72"
(958.09mm)
29.95"
(760.73mm)
7.77"
(197.36mm)
124th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Dec 2017–May 2019
18-Month
51.99"
(1,320.55mm)
44.70"
(1,135.38mm)
7.29"
(185.17mm)
123rd Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2017–May 2019
24-Month
67.77"
(1,721.36mm)
59.92"
(1,521.97mm)
7.85"
(199.39mm)
119th Driest Driest since: 2018 1931
5th Wettest Wettest since: 2017 1974
Jun 2016–May 2019
36-Month
101.17"
(2,569.72mm)
89.88"
(2,282.95mm)
11.29"
(286.77mm)
122nd Driest Driest since: 2018 1955
1st Wettest Wettest to Date 2019
Jun 2015–May 2019
48-Month
135.75"
(3,448.05mm)
119.78"
(3,042.41mm)
15.97"
(405.64mm)
121st Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
Jun 2014–May 2019
60-Month
167.89"
(4,264.41mm)
149.64"
(3,800.86mm)
18.25"
(463.55mm)
120th Driest Driest since: 2018 1957
1st Wettest Wettest to Date 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 16, 2019 from https://www.ncdc.noaa.gov/cag/