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 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, October 2017

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
October 2017
1-Month
2.60"
(66.04mm)
2.16"
(54.86mm)
0.44"
(11.18mm)
94th Driest Driest since: 2016 1952
32nd Wettest Wettest since: 2015 2009
Ties: 1929
Sep–Oct 2017
2-Month
4.87"
(123.70mm)
4.65"
(118.11mm)
0.22"
(5.59mm)
78th Driest Driest since: 2012 1952
48th Wettest Wettest since: 2016 2018
Ties: 1951, 1983
Aug–Oct 2017
3-Month
8.29"
(210.57mm)
7.27"
(184.66mm)
1.02"
(25.91mm)
108th Driest Driest since: 2015 1952
18th Wettest Wettest since: 2016 2018
Jul–Oct 2017
4-Month
11.09"
(281.69mm)
10.05"
(255.27mm)
1.04"
(26.42mm)
106th Driest Driest since: 2015 1952
20th Wettest Wettest since: 2016 1941
Ties: 1945
Jun–Oct 2017
5-Month
14.16"
(359.66mm)
12.97"
(329.44mm)
1.19"
(30.22mm)
103rd Driest Driest since: 2016 1952
23rd Wettest Wettest since: 2015 1941
Ties: 1972
May–Oct 2017
6-Month
17.52"
(445.01mm)
15.88"
(403.35mm)
1.64"
(41.66mm)
110th Driest Driest since: 2016 1952
16th Wettest Wettest since: 2015 1941
Apr–Oct 2017
7-Month
21.02"
(533.91mm)
18.40"
(467.36mm)
2.62"
(66.55mm)
118th Driest Driest since: 2016 1952
8th Wettest Wettest since: 2015 1941
Mar–Oct 2017
8-Month
23.61"
(599.69mm)
20.91"
(531.11mm)
2.70"
(68.58mm)
119th Driest Driest since: 2016 1956
7th Wettest Wettest since: 2015 2019
Ties: 2015
Feb–Oct 2017
9-Month
25.86"
(656.84mm)
23.04"
(585.22mm)
2.82"
(71.62mm)
115th Driest Driest since: 2016 1934
11th Wettest Wettest since: 2009 2019
Jan–Oct 2017
10-Month
29.10"
(739.14mm)
25.36"
(644.14mm)
3.74"
(95.00mm)
123rd Driest Driest since: 2016 1934
3rd Wettest Wettest since: 1998 2019
Dec 2016–Oct 2017
11-Month
31.82"
(808.23mm)
27.70"
(703.58mm)
4.12"
(104.65mm)
123rd Driest Driest since: 2016 1931
2nd Wettest Wettest to Date 2019
Nov 2016–Oct 2017
12-Month
33.57"
(852.68mm)
29.93"
(760.22mm)
3.64"
(92.46mm)
116th Driest Driest since: 2015 1934
9th Wettest Wettest since: 2016 2019
May 2016–Oct 2017
18-Month
50.63"
(1,286.00mm)
45.83"
(1,164.08mm)
4.80"
(121.92mm)
118th Driest Driest since: 2015 1931
7th Wettest Wettest since: 2016 2019
Nov 2015–Oct 2017
24-Month
67.93"
(1,725.42mm)
59.90"
(1,521.46mm)
8.03"
(203.96mm)
122nd Driest Driest since: 2016 1931
2nd Wettest Wettest to Date 2019
Nov 2014–Oct 2017
36-Month
99.82"
(2,535.43mm)
89.86"
(2,282.44mm)
9.96"
(252.99mm)
119th Driest Driest since: 2016 1956
4th Wettest Wettest since: 1975 2019
Nov 2013–Oct 2017
48-Month
130.21"
(3,307.33mm)
119.78"
(3,042.41mm)
10.43"
(264.92mm)
117th Driest Driest since: 2016 1956
5th Wettest Wettest since: 1998 2019
Nov 2012–Oct 2017
60-Month
161.22"
(4,094.99mm)
149.66"
(3,801.36mm)
11.56"
(293.63mm)
115th Driest Driest since: 2016 1934
6th Wettest Wettest since: 1999 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2020, retrieved on August 8, 2020 from https://www.ncdc.noaa.gov/cag/