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 August 2022. For more information, please see Climatological Rankings.
Iowa
Precipitation Rankings, September 1956
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 1956 1-Month |
1.54" (39.12mm) | 3.67" (93.22mm) |
-2.13" (-54.10mm) | 11th Driest | Driest since: 1953 | 1939 |
| 117th Wettest | Wettest since: 1955 | 1965 | ||||
| Ties: 1937 | ||||||
|
Aug–Sep 1956 2-Month |
6.03" (153.16mm) | 7.51" (190.75mm) |
-1.48" (-37.59mm) | 36th Driest | Driest since: 1955 | 1976 |
| 92nd Wettest | Wettest since: 1954 | 2018 | ||||
|
Jul–Sep 1956 3-Month |
10.55" (267.97mm) | 11.36" (288.54mm) |
-0.81" (-20.57mm) | 52nd Driest | Driest since: 1955 | 2013 |
| 76th Wettest | Wettest since: 1954 | 1993 | ||||
| Ties: 2021 | ||||||
|
Jun–Sep 1956 4-Month |
13.15" (334.01mm) | 16.00" (406.40mm) |
-2.85" (-72.39mm) | 26th Driest | Driest since: 1955 | 2012 |
| 102nd Wettest | Wettest since: 1954 | 1993 | ||||
|
May–Sep 1956 5-Month |
16.43" (417.32mm) | 20.04" (509.02mm) |
-3.61" (-91.70mm) | 18th Driest | Driest since: 1955 | 1976 |
| 110th Wettest | Wettest since: 1954 | 1993 | ||||
|
Apr–Sep 1956 6-Month |
18.41" (467.61mm) | 22.99" (583.95mm) |
-4.58" (-116.34mm) | 15th Driest | Driest since: 1955 | 1988 |
| 113th Wettest | Wettest since: 1954 | 1993 | ||||
|
Mar–Sep 1956 7-Month |
19.34" (491.24mm) | 24.94" (633.48mm) |
-5.60" (-142.24mm) | 10th Driest | Driest since: 1955 | 1988 |
| 118th Wettest | Wettest since: 1954 | 1993 | ||||
|
Feb–Sep 1956 8-Month |
19.88" (504.95mm) | 25.96" (659.38mm) |
-6.08" (-154.43mm) | 7th Driest | Driest since: 1955 | 1988 |
| 121st Wettest | Wettest since: 1954 | 1993 | ||||
|
Jan–Sep 1956 9-Month |
20.33" (516.38mm) | 26.93" (684.02mm) |
-6.60" (-167.64mm) | 5th Driest | Driest since: 1934 | 1988 |
| 123rd Wettest | Wettest since: 1955 | 1993 | ||||
|
Dec 1955–Sep 1956 10-Month |
20.82" (528.83mm) | 28.04" (712.22mm) |
-7.22" (-183.39mm) | 3rd Driest | Driest since: 1934 | 1988 |
| 124th Wettest | Wettest since: 1955 | 1993 | ||||
|
Nov 1955–Sep 1956 11-Month |
21.06" (534.92mm) | 29.78" (756.41mm) |
-8.72" (-221.49mm) | 2nd Driest | Driest since: 1934 | 1934 |
| 125th Wettest | Wettest since: 1955 | 1993 | ||||
|
Oct 1955–Sep 1956 12-Month |
22.54" (572.52mm) | 32.09" (815.09mm) |
-9.55" (-242.57mm) | 2nd Driest | Driest since: 1934 | 1934 |
| 125th Wettest | Wettest since: 1955 | 1993 | ||||
|
Apr 1955–Sep 1956 18-Month |
40.13" (1,019.30mm) | 55.13" (1,400.30mm) |
-15.00" (-381.00mm) | 2nd Driest | Driest since: 1934 | 1934 |
| 125th Wettest | Wettest since: 1955 | 1993 | ||||
|
Oct 1954–Sep 1956 24-Month |
48.42" (1,229.87mm) | 64.26" (1,632.20mm) |
-15.84" (-402.33mm) | 1st Driest | Driest since: 1956 | 1956 |
| 125th Wettest | Wettest since: 1955 | 1993 | ||||
|
Oct 1953–Sep 1956 36-Month |
80.63" (2,048.00mm) | 96.36" (2,447.54mm) |
-15.73" (-399.54mm) | 3rd Driest | Driest since: 1956 | 1957 |
| 122nd Wettest | Wettest since: 1955 | 2010 | ||||
|
Oct 1952–Sep 1956 48-Month |
107.20" (2,722.88mm) | 128.36" (3,260.34mm) |
-21.16" (-537.46mm) | 2nd Driest | Driest since: 1956 | 1958 |
| 122nd Wettest | Wettest since: 1955 | 2010 | ||||
|
Oct 1951–Sep 1956 60-Month |
138.31" (3,513.07mm) | 160.34" (4,072.64mm) |
-22.03" (-559.57mm) | 3rd Driest | Driest since: 1937 | 1957 |
| 120th Wettest | Wettest since: 1955 | 2010 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Precipitation, published September 2022, retrieved on October 1, 2022 from https://www.ncdc.noaa.gov/cag/