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 2019. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, October 1940

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
(1895-2019)
Wettest/Driest
Since
Record
October 1940
1-Month
2.32"
(58.93mm)
2.29"
(58.17mm)
0.03"
(0.76mm)
67th Driest Driest since: 1939 1952
59th Wettest Wettest since: 1935 2009
Sep–Oct 1940
2-Month
3.19"
(81.03mm)
5.96"
(151.38mm)
-2.77"
(-70.35mm)
12th Driest Driest since: 1939 1952
114th Wettest Wettest since: 1938 1941
Aug–Oct 1940
3-Month
9.61"
(244.09mm)
9.80"
(248.92mm)
-0.19"
(-4.83mm)
67th Driest Driest since: 1939 1953
59th Wettest Wettest since: 1938 2018
Jul–Oct 1940
4-Month
14.18"
(360.17mm)
13.66"
(346.96mm)
0.52"
(13.21mm)
73rd Driest Driest since: 1939 1953, 1976
53rd Wettest Wettest since: 1938 1993
Jun–Oct 1940
5-Month
17.85"
(453.39mm)
18.29"
(464.57mm)
-0.44"
(-11.18mm)
59th Driest Driest since: 1939 1976
67th Wettest Wettest since: 1938 1993
May–Oct 1940
6-Month
19.87"
(504.70mm)
22.33"
(567.18mm)
-2.46"
(-62.48mm)
36th Driest Driest since: 1939 1976
90th Wettest Wettest since: 1938 1993
Apr–Oct 1940
7-Month
23.02"
(584.71mm)
25.28"
(642.11mm)
-2.26"
(-57.40mm)
33rd Driest Driest since: 1939 1988
93rd Wettest Wettest since: 1938 1993
Mar–Oct 1940
8-Month
24.72"
(627.89mm)
27.23"
(691.64mm)
-2.51"
(-63.75mm)
39th Driest Driest since: 1939 1988
87th Wettest Wettest since: 1938 1993
Feb–Oct 1940
9-Month
25.83"
(656.08mm)
28.25"
(717.55mm)
-2.42"
(-61.47mm)
35th Driest Driest since: 1939 1988
91st Wettest Wettest since: 1938 1993
Jan–Oct 1940
10-Month
26.64"
(676.66mm)
29.23"
(742.44mm)
-2.59"
(-65.78mm)
35th Driest Driest since: 1939 1988
91st Wettest Wettest since: 1938 1993
Dec 1939–Oct 1940
11-Month
27.24"
(691.90mm)
30.33"
(770.38mm)
-3.09"
(-78.48mm)
31st Driest Driest since: 1939 1988
94th Wettest Wettest since: 1938 1993
Nov 1939–Oct 1940
12-Month
27.73"
(704.34mm)
32.07"
(814.58mm)
-4.34"
(-110.24mm)
26th Driest Driest since: 1939 1956
99th Wettest Wettest since: 1938 1993
May 1939–Oct 1940
18-Month
44.88"
(1,139.95mm)
54.47"
(1,383.54mm)
-9.59"
(-243.59mm)
8th Driest Driest since: 1934 1956
117th Wettest Wettest since: 1939 2019
Nov 1938–Oct 1940
24-Month
54.53"
(1,385.06mm)
64.23"
(1,631.44mm)
-9.70"
(-246.38mm)
7th Driest Driest since: 1934 1956
117th Wettest Wettest since: 1939 1993
Nov 1937–Oct 1940
36-Month
88.91"
(2,258.31mm)
96.34"
(2,447.04mm)
-7.43"
(-188.73mm)
18th Driest Driest since: 1936 1957
105th Wettest Wettest since: 1939 2010
Nov 1936–Oct 1940
48-Month
117.13"
(2,975.10mm)
128.36"
(3,260.34mm)
-11.23"
(-285.24mm)
13th Driest Driest since: 1939 1958
109th Wettest Wettest since: 1938 2010
Nov 1935–Oct 1940
60-Month
144.13"
(3,660.90mm)
160.34"
(4,072.64mm)
-16.21"
(-411.74mm)
7th Driest Driest since: 1937 1956
114th Wettest Wettest since: 1939 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/