Climate at a Glance

Statewide 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 January 2020. For more information, please see Climatological Rankings.


Tennessee

Precipitation Rankings, September 2018

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
September 2018
1-Month
7.29"
(185.17mm)
3.40"
(86.36mm)
3.89"
(98.81mm)
123rd Driest Driest since: 2017 1897
3rd Wettest Wettest since: 2002 1977
Aug–Sep 2018
2-Month
11.55"
(293.37mm)
7.25"
(184.15mm)
4.30"
(109.22mm)
123rd Driest Driest since: 2017 1999
3rd Wettest Wettest since: 1977 1901
Jul–Sep 2018
3-Month
15.07"
(382.78mm)
11.64"
(295.66mm)
3.43"
(87.12mm)
110th Driest Driest since: 2017 1983
16th Wettest Wettest since: 2012 1906
Jun–Sep 2018
4-Month
20.81"
(528.57mm)
15.87"
(403.10mm)
4.94"
(125.47mm)
118th Driest Driest since: 2017 1930
8th Wettest Wettest since: 2009 1989
May–Sep 2018
5-Month
25.80"
(655.32mm)
20.31"
(515.87mm)
5.49"
(139.45mm)
116th Driest Driest since: 2017 1925
10th Wettest Wettest since: 2013 2003
Apr–Sep 2018
6-Month
31.77"
(806.96mm)
24.82"
(630.43mm)
6.95"
(176.53mm)
117th Driest Driest since: 2017 1925
9th Wettest Wettest since: 2013 1979
Mar–Sep 2018
7-Month
37.44"
(950.98mm)
30.27"
(768.86mm)
7.17"
(182.12mm)
114th Driest Driest since: 2017 1925
12th Wettest Wettest since: 2013 1979
Feb–Sep 2018
8-Month
48.17"
(1,223.52mm)
34.72"
(881.89mm)
13.45"
(341.63mm)
125th Driest Driest since: 2017 2007
1st Wettest Wettest to Date 2018
Jan–Sep 2018
9-Month
50.72"
(1,288.29mm)
39.61"
(1,006.09mm)
11.11"
(282.20mm)
120th Driest Driest since: 2017 2007
6th Wettest Wettest since: 2013 1950
Dec 2017–Sep 2018
10-Month
55.35"
(1,405.89mm)
44.55"
(1,131.57mm)
10.80"
(274.32mm)
115th Driest Driest since: 2017 2007
10th Wettest Wettest since: 2013 1979
Nov 2017–Sep 2018
11-Month
58.13"
(1,476.50mm)
48.61"
(1,234.69mm)
9.52"
(241.81mm)
107th Driest Driest since: 2017 2007
18th Wettest Wettest since: 2013 1989
Oct 2017–Sep 2018
12-Month
63.05"
(1,601.47mm)
51.69"
(1,312.93mm)
11.36"
(288.54mm)
112th Driest Driest since: 2017 1925
13th Wettest Wettest since: 2003 1989
Apr 2017–Sep 2018
18-Month
94.55"
(2,401.57mm)
76.54"
(1,944.12mm)
18.01"
(457.45mm)
120th Driest Driest since: 2017 1931
5th Wettest Wettest since: 1974 2019
Oct 2016–Sep 2018
24-Month
117.59"
(2,986.79mm)
103.42"
(2,626.87mm)
14.17"
(359.92mm)
108th Driest Driest since: 2017 1941
16th Wettest Wettest since: 2004 1974
Oct 2015–Sep 2018
36-Month
172.22"
(4,374.39mm)
155.17"
(3,941.32mm)
17.05"
(433.07mm)
109th Driest Driest since: 2017 1942
14th Wettest Wettest since: 2005 1975
Oct 2014–Sep 2018
48-Month
227.96"
(5,790.18mm)
206.87"
(5,254.50mm)
21.09"
(535.68mm)
108th Driest Driest since: 2017 1943
14th Wettest Wettest since: 2005 1975
Oct 2013–Sep 2018
60-Month
279.01"
(7,086.85mm)
258.46"
(6,564.88mm)
20.55"
(521.97mm)
100th Driest Driest since: 2017 1944
21st Wettest Wettest since: 2013 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 28, 2020 from https://www.ncdc.noaa.gov/cag/