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


Contiguous U.S.

Precipitation Rankings, July 2018

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 2018
1-Month
2.86"
(72.64mm)
2.78"
(70.61mm)
0.08"
(2.03mm)
73rd Driest Driest since: 2017 1930
53rd Wettest Wettest since: 2016 1950, 1958
Ties: 1911, 1921, 1926, 1989, 1998
Jun–Jul 2018
2-Month
6.02"
(152.91mm)
5.70"
(144.78mm)
0.32"
(8.13mm)
86th Driest Driest since: 2017 1930
40th Wettest Wettest since: 2015 1928
May–Jul 2018
3-Month
9.04"
(229.62mm)
8.62"
(218.95mm)
0.42"
(10.67mm)
79th Driest Driest since: 2016 1988
47th Wettest Wettest since: 2017 2015
Ties: 1973
Apr–Jul 2018
4-Month
11.50"
(292.10mm)
11.13"
(282.70mm)
0.37"
(9.40mm)
71st Driest Driest since: 2016 1934
55th Wettest Wettest since: 2017 2015
Mar–Jul 2018
5-Month
13.97"
(354.84mm)
13.64"
(346.46mm)
0.33"
(8.38mm)
70th Driest Driest since: 2012 1936
56th Wettest Wettest since: 2017 1973
Ties: 1897
Feb–Jul 2018
6-Month
16.85"
(427.99mm)
15.78"
(400.81mm)
1.07"
(27.18mm)
95th Driest Driest since: 2016 1934
31st Wettest Wettest since: 2017 2019
Jan–Jul 2018
7-Month
18.70"
(474.98mm)
18.09"
(459.49mm)
0.61"
(15.49mm)
80th Driest Driest since: 2016 1934
46th Wettest Wettest since: 2017 2019
Dec 2017–Jul 2018
8-Month
20.29"
(515.37mm)
20.43"
(518.92mm)
-0.14"
(-3.55mm)
53rd Driest Driest since: 2014 1931
72nd Wettest Wettest since: 2017 2019
Nov 2017–Jul 2018
9-Month
21.91"
(556.51mm)
22.66"
(575.56mm)
-0.75"
(-19.05mm)
39th Driest Driest since: 2012 1934
86th Wettest Wettest since: 2017 2019
Ties: 1980
Oct 2017–Jul 2018
10-Month
24.51"
(622.55mm)
24.83"
(630.68mm)
-0.32"
(-8.13mm)
48th Driest Driest since: 2014 1934
77th Wettest Wettest since: 2017 2019
Sep 2017–Jul 2018
11-Month
26.78"
(680.21mm)
27.33"
(694.18mm)
-0.55"
(-13.97mm)
45th Driest Driest since: 2012 1934
80th Wettest Wettest since: 2017 2019
Aug 2017–Jul 2018
12-Month
30.20"
(767.08mm)
29.95"
(760.73mm)
0.25"
(6.35mm)
57th Driest Driest since: 2014 1918
68th Wettest Wettest since: 2017 2019
Feb 2017–Jul 2018
18-Month
47.77"
(1,213.36mm)
45.74"
(1,161.80mm)
2.03"
(51.56mm)
90th Driest Driest since: 2014 1931
35th Wettest Wettest since: 2017 2019
Aug 2016–Jul 2018
24-Month
64.07"
(1,627.38mm)
59.92"
(1,521.97mm)
4.15"
(105.41mm)
106th Driest Driest since: 2015 1918
18th Wettest Wettest since: 2017 1998
Aug 2015–Jul 2018
36-Month
97.27"
(2,470.66mm)
89.88"
(2,282.95mm)
7.39"
(187.71mm)
114th Driest Driest since: 2016 1956
9th Wettest Wettest since: 2017 2019
Aug 2014–Jul 2018
48-Month
129.92"
(3,299.97mm)
119.78"
(3,042.41mm)
10.14"
(257.56mm)
117th Driest Driest since: 2017 1956
5th Wettest Wettest since: 1999 2019
Aug 2013–Jul 2018
60-Month
159.89"
(4,061.21mm)
149.64"
(3,800.86mm)
10.25"
(260.35mm)
113th Driest Driest since: 2016 1934
8th Wettest Wettest since: 2017 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 17, 2019 from https://www.ncdc.noaa.gov/cag/