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


Contiguous U.S.

Precipitation Rankings, September 1929

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1929
1-Month
2.75"
(69.85mm)
2.49"
(63.25mm)
0.26"
(6.60mm)
92nd Driest Driest since: 1928 1956
35th Wettest Wettest since: 1926 1986
Ties: 1911
Aug–Sep 1929
2-Month
4.55"
(115.57mm)
5.11"
(129.79mm)
-0.56"
(-14.22mm)
21st Driest Driest since: 1922 1956
106th Wettest Wettest since: 1928 1977
Ties: 1937, 1947
Jul–Sep 1929
3-Month
7.12"
(180.85mm)
7.88"
(200.15mm)
-0.76"
(-19.30mm)
17th Driest Driest since: 1922 1930
110th Wettest Wettest since: 1928 1915
Ties: 1917
Jun–Sep 1929
4-Month
9.75"
(247.65mm)
10.81"
(274.57mm)
-1.06"
(-26.92mm)
19th Driest Driest since: 1922 1930
108th Wettest Wettest since: 1928 1915
May–Sep 1929
5-Month
13.26"
(336.80mm)
13.72"
(348.49mm)
-0.46"
(-11.69mm)
44th Driest Driest since: 1925 1956
83rd Wettest Wettest since: 1928 1915
Apr–Sep 1929
6-Month
16.19"
(411.23mm)
16.24"
(412.50mm)
-0.05"
(-1.27mm)
56th Driest Driest since: 1926 1956
71st Wettest Wettest since: 1928 1915
Ties: 1896, 1926, 1951
Mar–Sep 1929
7-Month
19.00"
(482.60mm)
18.75"
(476.25mm)
0.25"
(6.35mm)
67th Driest Driest since: 1926 1956
60th Wettest Wettest since: 1928 1973
Feb–Sep 1929
8-Month
21.02"
(533.91mm)
20.88"
(530.35mm)
0.14"
(3.56mm)
64th Driest Driest since: 1926 1930
63rd Wettest Wettest since: 1928 2019
Jan–Sep 1929
9-Month
23.38"
(593.85mm)
23.20"
(589.28mm)
0.18"
(4.57mm)
67th Driest Driest since: 1928 1934
60th Wettest Wettest since: 1928 2019
Ties: 1928
Dec 1928–Sep 1929
10-Month
25.12"
(638.05mm)
25.54"
(648.72mm)
-0.42"
(-10.67mm)
49th Driest Driest since: 1926 1931
77th Wettest Wettest since: 1928 2019
Nov 1928–Sep 1929
11-Month
27.27"
(692.66mm)
27.77"
(705.36mm)
-0.50"
(-12.70mm)
47th Driest Driest since: 1926 1934
79th Wettest Wettest since: 1928 2019
Ties: 1980
Oct 1928–Sep 1929
12-Month
29.50"
(749.30mm)
29.94"
(760.48mm)
-0.44"
(-11.18mm)
44th Driest Driest since: 1925 1934
82nd Wettest Wettest since: 1928 2019
Apr 1928–Sep 1929
18-Month
47.37"
(1,203.20mm)
46.20"
(1,173.48mm)
1.17"
(29.72mm)
79th Driest Driest since: 1926 1931
47th Wettest Wettest since: 1928 2019
Ties: 1921
Oct 1927–Sep 1929
24-Month
60.66"
(1,540.76mm)
59.92"
(1,521.97mm)
0.74"
(18.79mm)
69th Driest Driest since: 1926 1918
56th Wettest Wettest since: 1928 2020
Oct 1926–Sep 1929
36-Month
92.97"
(2,361.44mm)
89.87"
(2,282.70mm)
3.10"
(78.74mm)
92nd Driest Driest since: 1927 1956
32nd Wettest Wettest since: 1928 2019
Oct 1925–Sep 1929
48-Month
122.69"
(3,116.33mm)
119.78"
(3,042.41mm)
2.91"
(73.92mm)
86th Driest Driest since: 1928 1956
37th Wettest Wettest since: 1922 2019
Oct 1924–Sep 1929
60-Month
148.36"
(3,768.34mm)
149.66"
(3,801.36mm)
-1.30"
(-33.02mm)
50th Driest Driest since: 1928 1956
72nd Wettest Wettest since: 1924 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published April 2021, retrieved on April 15, 2021 from https://www.ncdc.noaa.gov/cag/