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 1975

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1975
1-Month
0.96"
(24.38mm)
3.86"
(98.04mm)
-2.90"
(-73.66mm)
2nd Driest Driest since: 1936 1936
124th Wettest Wettest since: 1974 1993
Jun–Jul 1975
2-Month
6.34"
(161.04mm)
8.49"
(215.65mm)
-2.15"
(-54.61mm)
17th Driest Driest since: 1937 1936
109th Wettest Wettest since: 1974 1993
May–Jul 1975
3-Month
9.64"
(244.86mm)
12.53"
(318.26mm)
-2.89"
(-73.40mm)
21st Driest Driest since: 1955 1988
105th Wettest Wettest since: 1974 1993
Apr–Jul 1975
4-Month
13.46"
(341.88mm)
15.48"
(393.19mm)
-2.02"
(-51.31mm)
31st Driest Driest since: 1971 1936
95th Wettest Wettest since: 1974 1993
Mar–Jul 1975
5-Month
15.60"
(396.24mm)
17.43"
(442.72mm)
-1.83"
(-46.48mm)
37th Driest Driest since: 1971 1936
89th Wettest Wettest since: 1974 1993
Feb–Jul 1975
6-Month
16.74"
(425.20mm)
18.45"
(468.63mm)
-1.71"
(-43.43mm)
39th Driest Driest since: 1971 1988
87th Wettest Wettest since: 1974 1993
Jan–Jul 1975
7-Month
18.27"
(464.06mm)
19.43"
(493.52mm)
-1.16"
(-29.46mm)
44th Driest Driest since: 1971 1988
82nd Wettest Wettest since: 1974 1993
Dec 1974–Jul 1975
8-Month
19.39"
(492.51mm)
20.53"
(521.46mm)
-1.14"
(-28.95mm)
44th Driest Driest since: 1971 1988
81st Wettest Wettest since: 1974 1993
Nov 1974–Jul 1975
9-Month
20.80"
(528.32mm)
22.27"
(565.66mm)
-1.47"
(-37.34mm)
44th Driest Driest since: 1971 1934
81st Wettest Wettest since: 1974 1993
Oct 1974–Jul 1975
10-Month
23.70"
(601.98mm)
24.58"
(624.33mm)
-0.88"
(-22.35mm)
54th Driest Driest since: 1970 1934
71st Wettest Wettest since: 1974 1993
Sep 1974–Jul 1975
11-Month
25.29"
(642.37mm)
28.28"
(718.31mm)
-2.99"
(-75.94mm)
36th Driest Driest since: 1970 1988
89th Wettest Wettest since: 1974 1993
Aug 1974–Jul 1975
12-Month
30.06"
(763.52mm)
32.14"
(816.36mm)
-2.08"
(-52.84mm)
39th Driest Driest since: 1970 1956
86th Wettest Wettest since: 1974 2008
Feb 1974–Jul 1975
18-Month
49.04"
(1,245.62mm)
50.60"
(1,285.24mm)
-1.56"
(-39.62mm)
52nd Driest Driest since: 1972 1911
73rd Wettest Wettest since: 1974 2008
Aug 1973–Jul 1975
24-Month
66.76"
(1,695.70mm)
64.31"
(1,633.47mm)
2.45"
(62.23mm)
79th Driest Driest since: 1972 1934
45th Wettest Wettest since: 1974 2008
Ties: 1963
Aug 1972–Jul 1975
36-Month
110.21"
(2,799.33mm)
96.40"
(2,448.56mm)
13.81"
(350.77mm)
109th Driest Driest since: 1973 1956
14th Wettest Wettest since: 1974 2010
Aug 1971–Jul 1975
48-Month
142.44"
(3,617.98mm)
128.38"
(3,260.85mm)
14.06"
(357.13mm)
103rd Driest Driest since: 1973 1957
19th Wettest Wettest since: 1974 2010
Aug 1970–Jul 1975
60-Month
176.68"
(4,487.67mm)
160.37"
(4,073.40mm)
16.31"
(414.27mm)
102nd Driest Driest since: 1974 1957
19th Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/