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 May 2022. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, September 1980

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1980
1-Month
3.13"
(79.50mm)
3.67"
(93.22mm)
-0.54"
(-13.72mm)
62nd Driest Driest since: 1979 1939
66th Wettest Wettest since: 1978 1965
Aug–Sep 1980
2-Month
10.95"
(278.13mm)
7.51"
(190.75mm)
3.44"
(87.38mm)
117th Driest Driest since: 1979 1976
11th Wettest Wettest since: 1977 2018
Jul–Sep 1980
3-Month
13.51"
(343.15mm)
11.36"
(288.54mm)
2.15"
(54.61mm)
99th Driest Driest since: 1979 2013
29th Wettest Wettest since: 1978 1993
Jun–Sep 1980
4-Month
18.28"
(464.31mm)
16.00"
(406.40mm)
2.28"
(57.91mm)
98th Driest Driest since: 1979 2012
30th Wettest Wettest since: 1978 1993
May–Sep 1980
5-Month
21.11"
(536.19mm)
20.04"
(509.02mm)
1.07"
(27.17mm)
78th Driest Driest since: 1979 1976
50th Wettest Wettest since: 1978 1993
Apr–Sep 1980
6-Month
22.55"
(572.77mm)
22.99"
(583.95mm)
-0.44"
(-11.18mm)
57th Driest Driest since: 1979 1988
71st Wettest Wettest since: 1978 1993
Ties: 1935
Mar–Sep 1980
7-Month
23.57"
(598.68mm)
24.94"
(633.48mm)
-1.37"
(-34.80mm)
48th Driest Driest since: 1976 1988
80th Wettest Wettest since: 1979 1993
Feb–Sep 1980
8-Month
24.31"
(617.47mm)
25.96"
(659.38mm)
-1.65"
(-41.91mm)
47th Driest Driest since: 1976 1988
81st Wettest Wettest since: 1979 1993
Jan–Sep 1980
9-Month
25.61"
(650.49mm)
26.93"
(684.02mm)
-1.32"
(-33.53mm)
51st Driest Driest since: 1976 1988
77th Wettest Wettest since: 1979 1993
Dec 1979–Sep 1980
10-Month
26.15"
(664.21mm)
28.04"
(712.22mm)
-1.89"
(-48.01mm)
41st Driest Driest since: 1976 1988
86th Wettest Wettest since: 1979 1993
Nov 1979–Sep 1980
11-Month
28.00"
(711.20mm)
29.78"
(756.41mm)
-1.78"
(-45.21mm)
47th Driest Driest since: 1976 1934
80th Wettest Wettest since: 1979 1993
Oct 1979–Sep 1980
12-Month
31.68"
(804.67mm)
32.09"
(815.09mm)
-0.41"
(-10.42mm)
56th Driest Driest since: 1976 1934
71st Wettest Wettest since: 1979 1993
Apr 1979–Sep 1980
18-Month
54.04"
(1,372.62mm)
55.13"
(1,400.30mm)
-1.09"
(-27.68mm)
56th Driest Driest since: 1977 1934
71st Wettest Wettest since: 1979 1993
Oct 1978–Sep 1980
24-Month
64.70"
(1,643.38mm)
64.26"
(1,632.20mm)
0.44"
(11.18mm)
65th Driest Driest since: 1977 1956
61st Wettest Wettest since: 1979 1993
Oct 1977–Sep 1980
36-Month
100.93"
(2,563.62mm)
96.36"
(2,447.54mm)
4.57"
(116.08mm)
84th Driest Driest since: 1978 1957
41st Wettest Wettest since: 1979 2010
Oct 1976–Sep 1980
48-Month
132.63"
(3,368.80mm)
128.36"
(3,260.34mm)
4.27"
(108.46mm)
78th Driest Driest since: 1979 1958
46th Wettest Wettest since: 1976 2010
Oct 1975–Sep 1980
60-Month
158.83"
(4,034.28mm)
160.34"
(4,072.64mm)
-1.51"
(-38.36mm)
50th Driest Driest since: 1979 1957
73rd Wettest Wettest since: 1977 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published June 2022, retrieved on June 29, 2022 from https://www.ncei.noaa.gov/cag/