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 December 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, September 1927

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1927
1-Month
2.48"
(62.99mm)
2.49"
(63.25mm)
-0.01"
(-0.26mm)
63rd Driest Driest since: 1922 1956
65th Wettest Wettest since: 1926 1986
Ties: 2011
Aug–Sep 1927
2-Month
5.20"
(132.08mm)
5.11"
(129.79mm)
0.09"
(2.29mm)
71st Driest Driest since: 1925 1956
57th Wettest Wettest since: 1926 1977
Ties: 1936
Jul–Sep 1927
3-Month
8.04"
(204.22mm)
7.88"
(200.15mm)
0.16"
(4.07mm)
79th Driest Driest since: 1925 1930
49th Wettest Wettest since: 1926 1915
Jun–Sep 1927
4-Month
11.16"
(283.46mm)
10.81"
(274.57mm)
0.35"
(8.89mm)
80th Driest Driest since: 1925 1930
48th Wettest Wettest since: 1926 1915
May–Sep 1927
5-Month
14.15"
(359.41mm)
13.72"
(348.49mm)
0.43"
(10.92mm)
77th Driest Driest since: 1926 1956
51st Wettest Wettest since: 1923 1915
Ties: 1912, 1978
Apr–Sep 1927
6-Month
17.20"
(436.88mm)
16.24"
(412.50mm)
0.96"
(24.38mm)
92nd Driest Driest since: 1926 1956
36th Wettest Wettest since: 1923 1915
Ties: 1982
Mar–Sep 1927
7-Month
19.79"
(502.67mm)
18.75"
(476.25mm)
1.04"
(26.42mm)
90th Driest Driest since: 1926 1956
38th Wettest Wettest since: 1923 1973
Feb–Sep 1927
8-Month
22.51"
(571.75mm)
20.88"
(530.35mm)
1.63"
(41.40mm)
104th Driest Driest since: 1926 1930
24th Wettest Wettest since: 1915 2019
Jan–Sep 1927
9-Month
24.28"
(616.71mm)
23.20"
(589.28mm)
1.08"
(27.43mm)
94th Driest Driest since: 1926 1934
34th Wettest Wettest since: 1923 2019
Ties: 2015
Dec 1926–Sep 1927
10-Month
26.95"
(684.53mm)
25.54"
(648.72mm)
1.41"
(35.81mm)
93rd Driest Driest since: 1926 1931
34th Wettest Wettest since: 1923 2019
Nov 1926–Sep 1927
11-Month
29.82"
(757.43mm)
27.77"
(705.36mm)
2.05"
(52.07mm)
105th Driest Driest since: 1926 1934
22nd Wettest Wettest since: 1915 2019
Oct 1926–Sep 1927
12-Month
32.31"
(820.67mm)
29.94"
(760.48mm)
2.37"
(60.19mm)
109th Driest Driest since: 1926 1934
18th Wettest Wettest since: 1915 2019
Apr 1926–Sep 1927
18-Month
48.50"
(1,231.90mm)
46.20"
(1,173.48mm)
2.30"
(58.42mm)
93rd Driest Driest since: 1926 1931
34th Wettest Wettest since: 1920 2019
Oct 1925–Sep 1927
24-Month
62.03"
(1,575.56mm)
59.92"
(1,521.97mm)
2.11"
(53.59mm)
87th Driest Driest since: 1926 1918
39th Wettest Wettest since: 1921 2020
Ties: 1921
Oct 1924–Sep 1927
36-Month
87.70"
(2,227.58mm)
89.87"
(2,282.70mm)
-2.17"
(-55.12mm)
34th Driest Driest since: 1926 1956
91st Wettest Wettest since: 1924 2019
Oct 1923–Sep 1927
48-Month
115.94"
(2,944.88mm)
119.78"
(3,042.41mm)
-3.84"
(-97.53mm)
28th Driest Driest since: 1926 1956
96th Wettest Wettest since: 1924 2019
Oct 1922–Sep 1927
60-Month
146.86"
(3,730.24mm)
149.66"
(3,801.36mm)
-2.80"
(-71.12mm)
36th Driest Driest since: 1926 1956
87th Wettest Wettest since: 1924 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 27, 2022 from https://www.ncdc.noaa.gov/cag/