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 1915

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 1915
1-Month
2.77"
(70.36mm)
2.49"
(63.25mm)
0.28"
(7.11mm)
94th Driest Driest since: 1914 1956
34th Wettest Wettest since: 1913 1986
Aug–Sep 1915
2-Month
6.20"
(157.48mm)
5.11"
(129.79mm)
1.09"
(27.69mm)
121st Driest Driest since: 1914 1956
7th Wettest Wettest since: 1906 1977
Ties: 2016
Jul–Sep 1915
3-Month
9.77"
(248.16mm)
7.88"
(200.15mm)
1.89"
(48.01mm)
127th Driest Driest since: 1914 1930
1st Wettest Wettest to Date 1915
Jun–Sep 1915
4-Month
12.95"
(328.93mm)
10.81"
(274.57mm)
2.14"
(54.36mm)
127th Driest Driest since: 1914 1930
1st Wettest Wettest to Date 1915
May–Sep 1915
5-Month
16.84"
(427.74mm)
13.72"
(348.49mm)
3.12"
(79.25mm)
127th Driest Driest since: 1914 1956
1st Wettest Wettest to Date 1915
Apr–Sep 1915
6-Month
19.16"
(486.66mm)
16.24"
(412.50mm)
2.92"
(74.16mm)
127th Driest Driest since: 1914 1956
1st Wettest Wettest to Date 1915
Mar–Sep 1915
7-Month
20.67"
(525.02mm)
18.75"
(476.25mm)
1.92"
(48.77mm)
115th Driest Driest since: 1914 1956
13th Wettest Wettest since: 1912 1973
Feb–Sep 1915
8-Month
23.44"
(595.38mm)
20.88"
(530.35mm)
2.56"
(65.03mm)
121st Driest Driest since: 1914 1930
7th Wettest Wettest since: 1905 2019
Jan–Sep 1915
9-Month
26.19"
(665.23mm)
23.20"
(589.28mm)
2.99"
(75.95mm)
120th Driest Driest since: 1914 1934
8th Wettest Wettest to Date 2019
Dec 1914–Sep 1915
10-Month
28.69"
(728.73mm)
25.54"
(648.72mm)
3.15"
(80.01mm)
120th Driest Driest since: 1914 1931
7th Wettest Wettest to Date 2019
Nov 1914–Sep 1915
11-Month
30.20"
(767.08mm)
27.77"
(705.36mm)
2.43"
(61.72mm)
110th Driest Driest since: 1914 1934
17th Wettest Wettest since: 1903 2019
Oct 1914–Sep 1915
12-Month
32.71"
(830.83mm)
29.94"
(760.48mm)
2.77"
(70.35mm)
114th Driest Driest since: 1914 1934
13th Wettest Wettest to Date 2019
Apr 1914–Sep 1915
18-Month
48.57"
(1,233.68mm)
46.20"
(1,173.48mm)
2.37"
(60.20mm)
94th Driest Driest since: 1914 1931
33rd Wettest Wettest since: 1907 2019
Oct 1913–Sep 1915
24-Month
62.14"
(1,578.36mm)
59.92"
(1,521.97mm)
2.22"
(56.39mm)
89th Driest Driest since: 1914 1918
37th Wettest Wettest since: 1908 2020
Oct 1912–Sep 1915
36-Month
90.59"
(2,300.99mm)
89.87"
(2,282.70mm)
0.72"
(18.29mm)
67th Driest Driest since: 1914 1956
58th Wettest Wettest since: 1909 2019
Oct 1911–Sep 1915
48-Month
122.87"
(3,120.90mm)
119.78"
(3,042.41mm)
3.09"
(78.49mm)
89th Driest Driest since: 1914 1956
35th Wettest Wettest since: 1909 2019
Oct 1910–Sep 1915
60-Month
150.33"
(3,818.38mm)
149.66"
(3,801.36mm)
0.67"
(17.02mm)
61st Driest Driest since: 1914 1956
62nd Wettest Wettest since: 1910 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 24, 2022 from https://www.ncdc.noaa.gov/cag/