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 October 2019. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, July 1900

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1900
1-Month
6.59"
(167.39mm)
3.86"
(98.04mm)
2.73"
(69.35mm)
118th Driest Driest since: 1899 1936
8th Wettest Wettest since: 1896 1993
Ties: 1896
Jun–Jul 1900
2-Month
10.54"
(267.72mm)
8.49"
(215.65mm)
2.05"
(52.07mm)
103rd Driest Driest since: 1899 1936
23rd Wettest Wettest to Date 1993
May–Jul 1900
3-Month
13.67"
(347.22mm)
12.53"
(318.26mm)
1.14"
(28.96mm)
80th Driest Driest since: 1898 1988
46th Wettest Wettest since: 1899 1993
Apr–Jul 1900
4-Month
16.36"
(415.54mm)
15.48"
(393.19mm)
0.88"
(22.35mm)
69th Driest Driest since: 1898 1936
57th Wettest Wettest since: 1899 1993
Mar–Jul 1900
5-Month
18.45"
(468.63mm)
17.43"
(442.72mm)
1.02"
(25.91mm)
75th Driest Driest since: 1899 1936
51st Wettest Wettest since: 1896 1993
Feb–Jul 1900
6-Month
19.72"
(500.89mm)
18.45"
(468.63mm)
1.27"
(32.26mm)
79th Driest Driest since: 1899 1988
47th Wettest Wettest since: 1896 1993
Jan–Jul 1900
7-Month
20.22"
(513.59mm)
19.43"
(493.52mm)
0.79"
(20.07mm)
70th Driest Driest since: 1899 1988
56th Wettest Wettest since: 1896 1993
Dec 1899–Jul 1900
8-Month
21.81"
(553.97mm)
20.53"
(521.46mm)
1.28"
(32.51mm)
75th Driest Driest since: 1899 1988
50th Wettest Wettest since: 1896 1993
Nov 1899–Jul 1900
9-Month
23.00"
(584.20mm)
22.27"
(565.66mm)
0.73"
(18.54mm)
67th Driest Driest since: 1899 1934
58th Wettest Wettest since: 1896 1993
Oct 1899–Jul 1900
10-Month
24.83"
(630.68mm)
24.58"
(624.33mm)
0.25"
(6.35mm)
65th Driest Driest since: 1898 1934
60th Wettest Wettest since: 1899 1993
Ties: 1996
Sep 1899–Jul 1900
11-Month
25.79"
(655.07mm)
28.28"
(718.31mm)
-2.49"
(-63.24mm)
40th Driest Driest since: 1898 1988
85th Wettest Wettest since: 1899 1993
Aug 1899–Jul 1900
12-Month
29.33"
(744.98mm)
32.14"
(816.36mm)
-2.81"
(-71.38mm)
33rd Driest Driest since: 1898 1956
92nd Wettest Wettest since: 1899 2008
Feb 1899–Jul 1900
18-Month
48.43"
(1,230.12mm)
50.60"
(1,285.24mm)
-2.17"
(-55.12mm)
47th Driest Driest since: 1899 1911
78th Wettest Wettest since: 1897 2008
Ties: 1972
Aug 1898–Jul 1900
24-Month
60.19"
(1,528.83mm)
64.31"
(1,633.47mm)
-4.12"
(-104.64mm)
32nd Driest Driest since: 1899 1934
92nd Wettest Wettest since: 1897 2008
Aug 1897–Jul 1900
36-Month
86.06"
(2,185.92mm)
96.40"
(2,448.56mm)
-10.34"
(-262.64mm)
12th Driest Driest to Date 1956
111th Wettest Wettest since: 1899 2010
Aug 1896–Jul 1900
48-Month
118.24"
(3,003.30mm)
128.38"
(3,260.85mm)
-10.14"
(-257.55mm)
16th Driest Driest to Date 1957
106th Wettest Wettest since: 1899 2010
Aug 1895–Jul 1900
60-Month
152.73"
(3,879.34mm)
160.37"
(4,073.40mm)
-7.64"
(-194.06mm)
24th Driest Driest to Date 1957
97th Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 13, 2019 from https://www.ncdc.noaa.gov/cag/