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


Iowa

Precipitation Rankings, July 1937

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1937
1-Month
2.52"
(64.01mm)
3.86"
(98.04mm)
-1.34"
(-34.03mm)
24th Driest Driest since: 1936 1936
102nd Wettest Wettest since: 1935 1993
Jun–Jul 1937
2-Month
6.24"
(158.50mm)
8.49"
(215.65mm)
-2.25"
(-57.15mm)
16th Driest Driest since: 1936 1936
110th Wettest Wettest since: 1935 1993
May–Jul 1937
3-Month
10.21"
(259.33mm)
12.53"
(318.26mm)
-2.32"
(-58.93mm)
25th Driest Driest since: 1936 1988
101st Wettest Wettest since: 1935 1993
Apr–Jul 1937
4-Month
13.40"
(340.36mm)
15.48"
(393.19mm)
-2.08"
(-52.83mm)
29th Driest Driest since: 1936 1936
97th Wettest Wettest since: 1935 1993
Mar–Jul 1937
5-Month
15.05"
(382.27mm)
17.43"
(442.72mm)
-2.38"
(-60.45mm)
25th Driest Driest since: 1936 1936
101st Wettest Wettest since: 1935 1993
Ties: 1941
Feb–Jul 1937
6-Month
16.07"
(408.18mm)
18.45"
(468.63mm)
-2.38"
(-60.45mm)
26th Driest Driest since: 1936 1988
100th Wettest Wettest since: 1935 1993
Jan–Jul 1937
7-Month
18.31"
(465.07mm)
19.43"
(493.52mm)
-1.12"
(-28.45mm)
45th Driest Driest since: 1936 1988
81st Wettest Wettest since: 1935 1993
Dec 1936–Jul 1937
8-Month
19.82"
(503.43mm)
20.53"
(521.46mm)
-0.71"
(-18.03mm)
52nd Driest Driest since: 1936 1988
73rd Wettest Wettest since: 1935 1993
Nov 1936–Jul 1937
9-Month
20.48"
(520.19mm)
22.27"
(565.66mm)
-1.79"
(-45.47mm)
39th Driest Driest since: 1936 1934
86th Wettest Wettest since: 1935 1993
Ties: 1913
Oct 1936–Jul 1937
10-Month
22.08"
(560.83mm)
24.58"
(624.33mm)
-2.50"
(-63.50mm)
32nd Driest Driest since: 1936 1934
93rd Wettest Wettest since: 1935 1993
Sep 1936–Jul 1937
11-Month
29.07"
(738.38mm)
28.28"
(718.31mm)
0.79"
(20.07mm)
67th Driest Driest since: 1936 1988
58th Wettest Wettest since: 1935 1993
Aug 1936–Jul 1937
12-Month
32.56"
(827.02mm)
32.14"
(816.36mm)
0.42"
(10.66mm)
66th Driest Driest since: 1936 1956
59th Wettest Wettest since: 1935 2008
Feb 1936–Jul 1937
18-Month
42.19"
(1,071.63mm)
50.60"
(1,285.24mm)
-8.41"
(-213.61mm)
9th Driest Driest since: 1934 1911
116th Wettest Wettest since: 1936 2008
Aug 1935–Jul 1937
24-Month
55.97"
(1,421.64mm)
64.31"
(1,633.47mm)
-8.34"
(-211.83mm)
13th Driest Driest since: 1934 1934
111th Wettest Wettest since: 1936 2008
Aug 1934–Jul 1937
36-Month
91.21"
(2,316.73mm)
96.40"
(2,448.56mm)
-5.19"
(-131.83mm)
33rd Driest Driest since: 1936 1956
90th Wettest Wettest since: 1930 2010
Aug 1933–Jul 1937
48-Month
112.85"
(2,866.39mm)
128.38"
(3,260.85mm)
-15.53"
(-394.46mm)
7th Driest Driest since: 1936 1957
115th Wettest Wettest since: 1935 2010
Aug 1932–Jul 1937
60-Month
141.13"
(3,584.70mm)
160.37"
(4,073.40mm)
-19.24"
(-488.70mm)
6th Driest Driest since: 1934 1957
115th Wettest Wettest since: 1936 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 19, 2019 from https://www.ncdc.noaa.gov/cag/