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 April 2022. For more information, please see Climatological Rankings.
Iowa
Precipitation Rankings, September 1899
View Period (Months):All12345678910111218243648
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 1899 1-Month |
0.96" (24.38mm) | 3.67" (93.22mm) |
-2.71" (-68.84mm) | 5th Driest | Driest to Date | 1939 |
| 123rd Wettest | Wettest since: 1898 | 1965 | ||||
|
Aug–Sep 1899 2-Month |
4.50" (114.30mm) | 7.51" (190.75mm) |
-3.01" (-76.45mm) | 11th Driest | Driest since: 1897 | 1976 |
| 117th Wettest | Wettest since: 1898 | 2018 | ||||
| Ties: 2012 | ||||||
|
Jul–Sep 1899 3-Month |
7.60" (193.04mm) | 11.36" (288.54mm) |
-3.76" (-95.50mm) | 13th Driest | Driest since: 1897 | 2013 |
| 115th Wettest | Wettest since: 1898 | 1993 | ||||
|
Jun–Sep 1899 4-Month |
12.77" (324.36mm) | 16.00" (406.40mm) |
-3.23" (-82.04mm) | 21st Driest | Driest since: 1897 | 2012 |
| 107th Wettest | Wettest since: 1898 | 1993 | ||||
|
May–Sep 1899 5-Month |
18.81" (477.77mm) | 20.04" (509.02mm) |
-1.23" (-31.25mm) | 52nd Driest | Driest since: 1898 | 1976 |
| 76th Wettest | Wettest since: 1896 | 1993 | ||||
|
Apr–Sep 1899 6-Month |
21.18" (537.97mm) | 22.99" (583.95mm) |
-1.81" (-45.98mm) | 45th Driest | Driest since: 1898 | 1988 |
| 83rd Wettest | Wettest since: 1896 | 1993 | ||||
| Ties: 2017 | ||||||
|
Mar–Sep 1899 7-Month |
22.76" (578.10mm) | 24.94" (633.48mm) |
-2.18" (-55.38mm) | 40th Driest | Driest since: 1898 | 1988 |
| 88th Wettest | Wettest since: 1896 | 1993 | ||||
|
Feb–Sep 1899 8-Month |
23.60" (599.44mm) | 25.96" (659.38mm) |
-2.36" (-59.94mm) | 40th Driest | Driest since: 1898 | 1988 |
| 88th Wettest | Wettest since: 1896 | 1993 | ||||
|
Jan–Sep 1899 9-Month |
23.85" (605.79mm) | 26.93" (684.02mm) |
-3.08" (-78.23mm) | 27th Driest | Driest since: 1897 | 1988 |
| 101st Wettest | Wettest since: 1898 | 1993 | ||||
|
Dec 1898–Sep 1899 10-Month |
24.31" (617.47mm) | 28.04" (712.22mm) |
-3.73" (-94.75mm) | 22nd Driest | Driest since: 1897 | 1988 |
| 105th Wettest | Wettest since: 1898 | 1993 | ||||
|
Nov 1898–Sep 1899 11-Month |
25.77" (654.56mm) | 29.78" (756.41mm) |
-4.01" (-101.85mm) | 23rd Driest | Driest since: 1897 | 1934 |
| 104th Wettest | Wettest since: 1898 | 1993 | ||||
|
Oct 1898–Sep 1899 12-Month |
29.35" (745.49mm) | 32.09" (815.09mm) |
-2.74" (-69.60mm) | 38th Driest | Driest since: 1898 | 1934 |
| 89th Wettest | Wettest since: 1896 | 1993 | ||||
|
Apr 1898–Sep 1899 18-Month |
49.38" (1,254.25mm) | 55.13" (1,400.30mm) |
-5.75" (-146.05mm) | 21st Driest | Driest since: 1898 | 1934 |
| 106th Wettest | Wettest since: 1897 | 1993 | ||||
|
Oct 1897–Sep 1899 24-Month |
57.21" (1,453.13mm) | 64.26" (1,632.20mm) |
-7.05" (-179.07mm) | 17th Driest | Driest since: 1898 | 1956 |
| 109th Wettest | Wettest since: 1897 | 1993 | ||||
|
Oct 1896–Sep 1899 36-Month |
86.03" (2,185.16mm) | 96.36" (2,447.54mm) |
-10.33" (-262.38mm) | 13th Driest | Driest to Date | 1957 |
| 112th Wettest | Wettest since: 1898 | 2010 | ||||
|
Oct 1895–Sep 1899 48-Month |
120.36" (3,057.14mm) | 128.36" (3,260.34mm) |
-8.00" (-203.20mm) | 24th Driest | Driest to Date | 1958 |
| 100th Wettest | Wettest to Date | 2010 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 20, 2022 from https://www.ncdc.noaa.gov/cag/