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 1959

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1959
1-Month
4.35"
(110.49mm)
3.67"
(93.22mm)
0.68"
(17.27mm)
92nd Driest Driest since: 1958 1939
36th Wettest Wettest since: 1946 1965
Ties: 2014
Aug–Sep 1959
2-Month
9.26"
(235.20mm)
7.51"
(190.75mm)
1.75"
(44.45mm)
97th Driest Driest since: 1958 1976
31st Wettest Wettest since: 1954 2018
Ties: 1928
Jul–Sep 1959
3-Month
11.65"
(295.91mm)
11.36"
(288.54mm)
0.29"
(7.37mm)
71st Driest Driest since: 1957 2013
57th Wettest Wettest since: 1958 1993
Jun–Sep 1959
4-Month
15.70"
(398.78mm)
16.00"
(406.40mm)
-0.30"
(-7.62mm)
67th Driest Driest since: 1957 2012
61st Wettest Wettest since: 1958 1993
May–Sep 1959
5-Month
23.28"
(591.31mm)
20.04"
(509.02mm)
3.24"
(82.29mm)
103rd Driest Driest since: 1958 1976
25th Wettest Wettest since: 1951 1993
Apr–Sep 1959
6-Month
26.11"
(663.19mm)
22.99"
(583.95mm)
3.12"
(79.24mm)
101st Driest Driest since: 1958 1988
27th Wettest Wettest since: 1951 1993
Ties: 1900
Mar–Sep 1959
7-Month
29.34"
(745.24mm)
24.94"
(633.48mm)
4.40"
(111.76mm)
105th Driest Driest since: 1958 1988
23rd Wettest Wettest since: 1951 1993
Feb–Sep 1959
8-Month
30.66"
(778.76mm)
25.96"
(659.38mm)
4.70"
(119.38mm)
107th Driest Driest since: 1958 1988
21st Wettest Wettest since: 1951 1993
Jan–Sep 1959
9-Month
31.43"
(798.32mm)
26.93"
(684.02mm)
4.50"
(114.30mm)
106th Driest Driest since: 1958 1988
22nd Wettest Wettest since: 1951 1993
Dec 1958–Sep 1959
10-Month
31.68"
(804.67mm)
28.04"
(712.22mm)
3.64"
(92.45mm)
100th Driest Driest since: 1958 1988
27th Wettest Wettest since: 1951 1993
Nov 1958–Sep 1959
11-Month
33.30"
(845.82mm)
29.78"
(756.41mm)
3.52"
(89.41mm)
95th Driest Driest since: 1958 1934
32nd Wettest Wettest since: 1951 1993
Oct 1958–Sep 1959
12-Month
34.22"
(869.19mm)
32.09"
(815.09mm)
2.13"
(54.10mm)
85th Driest Driest since: 1958 1934
42nd Wettest Wettest since: 1951 1993
Apr 1958–Sep 1959
18-Month
55.02"
(1,397.51mm)
55.13"
(1,400.30mm)
-0.11"
(-2.79mm)
59th Driest Driest since: 1958 1934
68th Wettest Wettest since: 1952 1993
Oct 1957–Sep 1959
24-Month
63.19"
(1,605.03mm)
64.26"
(1,632.20mm)
-1.07"
(-27.17mm)
56th Driest Driest since: 1958 1956
70th Wettest Wettest since: 1952 1993
Oct 1956–Sep 1959
36-Month
92.23"
(2,342.64mm)
96.36"
(2,447.54mm)
-4.13"
(-104.90mm)
36th Driest Driest since: 1958 1957
89th Wettest Wettest since: 1953 2010
Oct 1955–Sep 1959
48-Month
114.77"
(2,915.16mm)
128.36"
(3,260.34mm)
-13.59"
(-345.18mm)
7th Driest Driest since: 1958 1958
117th Wettest Wettest since: 1955 2010
Oct 1954–Sep 1959
60-Month
140.65"
(3,572.51mm)
160.34"
(4,072.64mm)
-19.69"
(-500.13mm)
5th Driest Driest since: 1958 1957
118th Wettest Wettest since: 1955 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 24, 2022 from https://www.ncdc.noaa.gov/cag/