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, October 2018

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
October 2018
1-Month
3.43"
(87.12mm)
2.16"
(54.86mm)
1.27"
(32.26mm)
119th Driest Driest since: 2017 1952
6th Wettest Wettest since: 2009 2009
Sep–Oct 2018
2-Month
7.00"
(177.80mm)
4.65"
(118.11mm)
2.35"
(59.69mm)
124th Driest Driest since: 2017 1952
1st Wettest Wettest to Date 2018
Aug–Oct 2018
3-Month
9.99"
(253.75mm)
7.27"
(184.66mm)
2.72"
(69.09mm)
124th Driest Driest since: 2017 1952
1st Wettest Wettest to Date 2018
Jul–Oct 2018
4-Month
12.85"
(326.39mm)
10.05"
(255.27mm)
2.80"
(71.12mm)
123rd Driest Driest since: 2017 1952
2nd Wettest Wettest since: 1941 1941
Jun–Oct 2018
5-Month
16.01"
(406.65mm)
12.97"
(329.44mm)
3.04"
(77.21mm)
123rd Driest Driest since: 2017 1952
2nd Wettest Wettest since: 1941 1941
May–Oct 2018
6-Month
19.03"
(483.36mm)
15.88"
(403.35mm)
3.15"
(80.01mm)
123rd Driest Driest since: 2017 1952
2nd Wettest Wettest since: 1941 1941
Apr–Oct 2018
7-Month
21.49"
(545.85mm)
18.40"
(467.36mm)
3.09"
(78.49mm)
121st Driest Driest since: 2017 1952
4th Wettest Wettest since: 2009 1941
Mar–Oct 2018
8-Month
23.96"
(608.58mm)
20.91"
(531.11mm)
3.05"
(77.47mm)
120th Driest Driest since: 2017 1956
5th Wettest Wettest since: 2009 2009
Feb–Oct 2018
9-Month
26.84"
(681.74mm)
23.04"
(585.22mm)
3.80"
(96.52mm)
124th Driest Driest since: 2017 1934
1st Wettest Wettest to Date 2018
Jan–Oct 2018
10-Month
28.69"
(728.73mm)
25.36"
(644.14mm)
3.33"
(84.59mm)
121st Driest Driest since: 2016 1934
4th Wettest Wettest since: 2017 1998
Dec 2017–Oct 2018
11-Month
30.28"
(769.11mm)
27.70"
(703.58mm)
2.58"
(65.53mm)
110th Driest Driest since: 2015 1931
14th Wettest Wettest since: 2017 2017
Nov 2017–Oct 2018
12-Month
31.90"
(810.26mm)
29.93"
(760.22mm)
1.97"
(50.04mm)
97th Driest Driest since: 2015 1934
27th Wettest Wettest since: 2017 1973
May 2017–Oct 2018
18-Month
49.42"
(1,255.27mm)
45.83"
(1,164.08mm)
3.59"
(91.19mm)
109th Driest Driest since: 2015 1931
15th Wettest Wettest since: 2017 2016
Nov 2016–Oct 2018
24-Month
65.47"
(1,662.94mm)
59.90"
(1,521.46mm)
5.57"
(141.48mm)
113th Driest Driest since: 2015 1931
10th Wettest Wettest since: 2017 2017
Nov 2015–Oct 2018
36-Month
99.83"
(2,535.68mm)
89.86"
(2,282.44mm)
9.97"
(253.24mm)
120th Driest Driest since: 2017 1956
2nd Wettest Wettest since: 1975 1975
Nov 2014–Oct 2018
48-Month
131.72"
(3,345.69mm)
119.78"
(3,042.41mm)
11.94"
(303.28mm)
119th Driest Driest since: 2017 1956
2nd Wettest Wettest since: 1998 1998
Nov 2013–Oct 2018
60-Month
162.11"
(4,117.59mm)
149.66"
(3,801.36mm)
12.45"
(316.23mm)
116th Driest Driest since: 2017 1934
4th Wettest Wettest since: 1999 1997

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 22, 2019 from https://www.ncdc.noaa.gov/cag/