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 January 2021. For more information, please see Climatological Rankings.
Contiguous U.S.
Precipitation Rankings, September 1931
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 1931 1-Month |
2.06" (52.32mm) | 2.49" (63.25mm) |
-0.43" (-10.93mm) | 19th Driest | Driest since: 1922 | 1956 |
| 108th Wettest | Wettest since: 1930 | 1986 | ||||
|
Aug–Sep 1931 2-Month |
4.78" (121.41mm) | 5.11" (129.79mm) |
-0.33" (-8.38mm) | 33rd Driest | Driest since: 1930 | 1956 |
| 94th Wettest | Wettest since: 1928 | 1977 | ||||
| Ties: 1896 | ||||||
|
Jul–Sep 1931 3-Month |
7.49" (190.25mm) | 7.88" (200.15mm) |
-0.39" (-9.90mm) | 31st Driest | Driest since: 1930 | 1930 |
| 96th Wettest | Wettest since: 1928 | 1915 | ||||
|
Jun–Sep 1931 4-Month |
9.63" (244.60mm) | 10.81" (274.57mm) |
-1.18" (-29.97mm) | 13th Driest | Driest since: 1930 | 1930 |
| 114th Wettest | Wettest since: 1929 | 1915 | ||||
|
May–Sep 1931 5-Month |
11.92" (302.77mm) | 13.72" (348.49mm) |
-1.80" (-45.72mm) | 9th Driest | Driest since: 1930 | 1956 |
| 118th Wettest | Wettest since: 1929 | 1915 | ||||
|
Apr–Sep 1931 6-Month |
13.99" (355.35mm) | 16.24" (412.50mm) |
-2.25" (-57.15mm) | 6th Driest | Driest since: 1930 | 1956 |
| 121st Wettest | Wettest since: 1929 | 1915 | ||||
|
Mar–Sep 1931 7-Month |
16.30" (414.02mm) | 18.75" (476.25mm) |
-2.45" (-62.23mm) | 9th Driest | Driest since: 1930 | 1956 |
| 118th Wettest | Wettest since: 1929 | 1973 | ||||
|
Feb–Sep 1931 8-Month |
18.14" (460.76mm) | 20.88" (530.35mm) |
-2.74" (-69.59mm) | 8th Driest | Driest since: 1930 | 1930 |
| 119th Wettest | Wettest since: 1929 | 2019 | ||||
|
Jan–Sep 1931 9-Month |
19.70" (500.38mm) | 23.20" (589.28mm) |
-3.50" (-88.90mm) | 4th Driest | Driest since: 1910 | 1934 |
| 123rd Wettest | Wettest since: 1930 | 2019 | ||||
|
Dec 1930–Sep 1931 10-Month |
20.98" (532.89mm) | 25.54" (648.72mm) |
-4.56" (-115.83mm) | 1st Driest | Driest to Date | 1931 |
| 125th Wettest | Wettest since: 1930 | 2019 | ||||
|
Nov 1930–Sep 1931 11-Month |
23.26" (590.80mm) | 27.77" (705.36mm) |
-4.51" (-114.56mm) | 2nd Driest | Driest to Date | 1934 |
| 124th Wettest | Wettest since: 1930 | 2019 | ||||
|
Oct 1930–Sep 1931 12-Month |
25.57" (649.48mm) | 29.94" (760.48mm) |
-4.37" (-111.00mm) | 3rd Driest | Driest since: 1918 | 1934 |
| 123rd Wettest | Wettest since: 1930 | 2019 | ||||
|
Apr 1930–Sep 1931 18-Month |
38.98" (990.09mm) | 46.20" (1,173.48mm) |
-7.22" (-183.39mm) | 1st Driest | Driest to Date | 1931 |
| 125th Wettest | Wettest since: 1930 | 2019 | ||||
|
Oct 1929–Sep 1931 24-Month |
52.05" (1,322.07mm) | 59.92" (1,521.97mm) |
-7.87" (-199.90mm) | 2nd Driest | Driest since: 1918 | 1918 |
| 123rd Wettest | Wettest since: 1930 | 2020 | ||||
|
Oct 1928–Sep 1931 36-Month |
81.55" (2,071.37mm) | 89.87" (2,282.70mm) |
-8.32" (-211.33mm) | 3rd Driest | Driest to Date | 1956 |
| 121st Wettest | Wettest since: 1930 | 2019 | ||||
|
Oct 1927–Sep 1931 48-Month |
112.71" (2,862.83mm) | 119.78" (3,042.41mm) |
-7.07" (-179.58mm) | 10th Driest | Driest to Date | 1956 |
| 113th Wettest | Wettest since: 1930 | 2019 | ||||
|
Oct 1926–Sep 1931 60-Month |
145.02" (3,683.51mm) | 149.66" (3,801.36mm) |
-4.64" (-117.85mm) | 24th Driest | Driest since: 1926 | 1956 |
| 98th Wettest | Wettest since: 1930 | 2020 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published February 2021, retrieved on February 25, 2021 from https://www.ncdc.noaa.gov/cag/