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 September 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, August 2019

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 2019
1-Month
2.76"
(70.10mm)
2.62"
(66.55mm)
0.14"
(3.55mm)
84th Driest Driest since: 2015 1929
42nd Wettest Wettest since: 2018 1977
Ties: 1959, 1981
Jul–Aug 2019
2-Month
5.51"
(139.95mm)
5.40"
(137.16mm)
0.11"
(2.79mm)
65th Driest Driest since: 2012 1930
61st Wettest Wettest since: 2018 1915
Ties: 1960
Jun–Aug 2019
3-Month
8.88"
(225.55mm)
8.32"
(211.33mm)
0.56"
(14.22mm)
96th Driest Driest since: 2016 1930
30th Wettest Wettest since: 2018 1928
May–Aug 2019
4-Month
13.35"
(339.09mm)
11.23"
(285.24mm)
2.12"
(53.85mm)
123rd Driest Driest since: 2018 1936
3rd Wettest Wettest since: 2015 1915
Apr–Aug 2019
5-Month
16.56"
(420.62mm)
13.75"
(349.25mm)
2.81"
(71.37mm)
125th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Mar–Aug 2019
6-Month
18.80"
(477.52mm)
16.26"
(413.00mm)
2.54"
(64.52mm)
124th Driest Driest since: 2018 1936
2nd Wettest Wettest since: 1905 1905
Feb–Aug 2019
7-Month
22.08"
(560.83mm)
18.40"
(467.36mm)
3.68"
(93.47mm)
125th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Jan–Aug 2019
8-Month
24.64"
(625.86mm)
20.71"
(526.03mm)
3.93"
(99.83mm)
125th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Dec 2018–Aug 2019
9-Month
27.89"
(708.41mm)
23.05"
(585.47mm)
4.84"
(122.94mm)
124th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Nov 2018–Aug 2019
10-Month
30.60"
(777.24mm)
25.28"
(642.11mm)
5.32"
(135.13mm)
124th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Oct 2018–Aug 2019
11-Month
34.03"
(864.36mm)
27.45"
(697.23mm)
6.58"
(167.13mm)
124th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Sep 2018–Aug 2019
12-Month
37.60"
(955.04mm)
29.94"
(760.48mm)
7.66"
(194.56mm)
124th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019
Mar 2018–Aug 2019
18-Month
54.55"
(1,385.57mm)
46.22"
(1,173.99mm)
8.33"
(211.58mm)
124th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Sep 2017–Aug 2019
24-Month
67.36"
(1,710.94mm)
59.92"
(1,521.97mm)
7.44"
(188.97mm)
120th Driest Driest since: 2018 1918
4th Wettest Wettest since: 2017 2017
Sep 2016–Aug 2019
36-Month
101.18"
(2,569.97mm)
89.86"
(2,282.44mm)
11.32"
(287.53mm)
122nd Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
Sep 2015–Aug 2019
48-Month
135.44"
(3,440.18mm)
119.77"
(3,042.16mm)
15.67"
(398.02mm)
121st Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
Sep 2014–Aug 2019
60-Month
167.37"
(4,251.20mm)
149.64"
(3,800.86mm)
17.73"
(450.34mm)
120th Driest Driest since: 2018 1934
1st Wettest Wettest to Date 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 19, 2019 from https://www.ncdc.noaa.gov/cag/