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 December 2021. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, October 1975

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
October 1975
1-Month
0.31"
(7.87mm)
2.29"
(58.17mm)
-1.98"
(-50.30mm)
3rd Driest Driest since: 1964 1952
125th Wettest Wettest since: 1974 2009
Sep–Oct 1975
2-Month
2.45"
(62.23mm)
5.96"
(151.38mm)
-3.51"
(-89.15mm)
5th Driest Driest since: 1953 1952
123rd Wettest Wettest since: 1974 1941
Aug–Oct 1975
3-Month
7.57"
(192.28mm)
9.80"
(248.92mm)
-2.23"
(-56.64mm)
28th Driest Driest since: 1971 1953
100th Wettest Wettest since: 1974 2018
Ties: 1909
Jul–Oct 1975
4-Month
8.53"
(216.66mm)
13.66"
(346.96mm)
-5.13"
(-130.30mm)
6th Driest Driest since: 1953 1953, 1976
122nd Wettest Wettest since: 1974 1993
Jun–Oct 1975
5-Month
13.91"
(353.31mm)
18.29"
(464.57mm)
-4.38"
(-111.26mm)
11th Driest Driest since: 1955 1976
117th Wettest Wettest since: 1974 1993
May–Oct 1975
6-Month
17.21"
(437.13mm)
22.33"
(567.18mm)
-5.12"
(-130.05mm)
11th Driest Driest since: 1955 1976
117th Wettest Wettest since: 1974 1993
Apr–Oct 1975
7-Month
21.03"
(534.16mm)
25.28"
(642.11mm)
-4.25"
(-107.95mm)
20th Driest Driest since: 1971 1988
108th Wettest Wettest since: 1974 1993
Mar–Oct 1975
8-Month
23.17"
(588.52mm)
27.23"
(691.64mm)
-4.06"
(-103.12mm)
25th Driest Driest since: 1971 1988
103rd Wettest Wettest since: 1974 1993
Feb–Oct 1975
9-Month
24.31"
(617.47mm)
28.25"
(717.55mm)
-3.94"
(-100.08mm)
26th Driest Driest since: 1971 1988
102nd Wettest Wettest since: 1974 1993
Jan–Oct 1975
10-Month
25.84"
(656.34mm)
29.23"
(742.44mm)
-3.39"
(-86.10mm)
26th Driest Driest since: 1971 1988
102nd Wettest Wettest since: 1974 1993
Ties: 1925
Dec 1974–Oct 1975
11-Month
26.96"
(684.78mm)
30.33"
(770.38mm)
-3.37"
(-85.60mm)
29th Driest Driest since: 1971 1988
98th Wettest Wettest since: 1974 1993
Nov 1974–Oct 1975
12-Month
28.37"
(720.60mm)
32.07"
(814.58mm)
-3.70"
(-93.98mm)
31st Driest Driest since: 1971 1956
96th Wettest Wettest since: 1974 1993
May 1974–Oct 1975
18-Month
50.89"
(1,292.61mm)
54.47"
(1,383.54mm)
-3.58"
(-90.93mm)
38th Driest Driest since: 1967 1956
89th Wettest Wettest since: 1974 2019
Nov 1973–Oct 1975
24-Month
62.10"
(1,577.34mm)
64.23"
(1,631.44mm)
-2.13"
(-54.10mm)
51st Driest Driest since: 1971 1956
75th Wettest Wettest since: 1974 1993
Nov 1972–Oct 1975
36-Month
104.75"
(2,660.65mm)
96.34"
(2,447.04mm)
8.41"
(213.61mm)
99th Driest Driest since: 1972 1957
26th Wettest Wettest since: 1974 2010
Nov 1971–Oct 1975
48-Month
142.74"
(3,625.60mm)
128.36"
(3,260.34mm)
14.38"
(365.26mm)
106th Driest Driest since: 1974 1958
18th Wettest Wettest to Date 2010
Nov 1970–Oct 1975
60-Month
170.11"
(4,320.79mm)
160.34"
(4,072.64mm)
9.77"
(248.15mm)
92nd Driest Driest since: 1972 1956
31st Wettest Wettest since: 1974 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2022, retrieved on January 21, 2022 from https://www.ncdc.noaa.gov/cag/