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 2019. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, July 1987

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1987
1-Month
5.21"
(132.33mm)
3.86"
(98.04mm)
1.35"
(34.29mm)
102nd Driest Driest since: 1986 1936
24th Wettest Wettest since: 1982 1993
Ties: 1999
Jun–Jul 1987
2-Month
7.75"
(196.85mm)
8.49"
(215.65mm)
-0.74"
(-18.80mm)
48th Driest Driest since: 1985 1936
78th Wettest Wettest since: 1986 1993
Ties: 2002
May–Jul 1987
3-Month
11.72"
(297.69mm)
12.53"
(318.26mm)
-0.81"
(-20.57mm)
51st Driest Driest since: 1985 1988
75th Wettest Wettest since: 1986 1993
Apr–Jul 1987
4-Month
13.64"
(346.46mm)
15.48"
(393.19mm)
-1.84"
(-46.73mm)
33rd Driest Driest since: 1985 1936
93rd Wettest Wettest since: 1986 1993
Mar–Jul 1987
5-Month
16.81"
(426.97mm)
17.43"
(442.72mm)
-0.62"
(-15.75mm)
50th Driest Driest since: 1985 1936
76th Wettest Wettest since: 1986 1993
Feb–Jul 1987
6-Month
17.07"
(433.58mm)
18.45"
(468.63mm)
-1.38"
(-35.05mm)
42nd Driest Driest since: 1985 1988
84th Wettest Wettest since: 1986 1993
Jan–Jul 1987
7-Month
17.39"
(441.71mm)
19.43"
(493.52mm)
-2.04"
(-51.81mm)
34th Driest Driest since: 1985 1988
92nd Wettest Wettest since: 1986 1993
Dec 1986–Jul 1987
8-Month
18.20"
(462.28mm)
20.53"
(521.46mm)
-2.33"
(-59.18mm)
29th Driest Driest since: 1985 1988
96th Wettest Wettest since: 1986 1993
Ties: 1914
Nov 1986–Jul 1987
9-Month
19.35"
(491.49mm)
22.27"
(565.66mm)
-2.92"
(-74.17mm)
22nd Driest Driest since: 1980 1934
103rd Wettest Wettest since: 1986 1993
Oct 1986–Jul 1987
10-Month
23.12"
(587.25mm)
24.58"
(624.33mm)
-1.46"
(-37.08mm)
43rd Driest Driest since: 1981 1934
82nd Wettest Wettest since: 1986 1993
Ties: 1928
Sep 1986–Jul 1987
11-Month
29.91"
(759.71mm)
28.28"
(718.31mm)
1.63"
(41.40mm)
75th Driest Driest since: 1985 1988
50th Wettest Wettest since: 1986 1993
Aug 1986–Jul 1987
12-Month
33.83"
(859.28mm)
32.14"
(816.36mm)
1.69"
(42.92mm)
75th Driest Driest since: 1985 1956
50th Wettest Wettest since: 1986 2008
Feb 1986–Jul 1987
18-Month
57.07"
(1,449.58mm)
50.60"
(1,285.24mm)
6.47"
(164.34mm)
100th Driest Driest since: 1986 1911
25th Wettest Wettest since: 1984 2008
Aug 1985–Jul 1987
24-Month
73.15"
(1,858.01mm)
64.31"
(1,633.47mm)
8.84"
(224.54mm)
107th Driest Driest since: 1986 1934
17th Wettest Wettest since: 1984 2008
Aug 1984–Jul 1987
36-Month
100.89"
(2,562.61mm)
96.40"
(2,448.56mm)
4.49"
(114.05mm)
86th Driest Driest since: 1982 1956
37th Wettest Wettest since: 1986 2010
Aug 1983–Jul 1987
48-Month
141.05"
(3,582.67mm)
128.38"
(3,260.85mm)
12.67"
(321.82mm)
101st Driest Driest since: 1983 1957
21st Wettest Wettest since: 1986 2010
Aug 1982–Jul 1987
60-Month
179.45"
(4,558.03mm)
160.37"
(4,073.40mm)
19.08"
(484.63mm)
106th Driest Driest since: 1985 1957
15th Wettest Wettest since: 1986 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 16, 2019 from https://www.ncdc.noaa.gov/cag/