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


Iowa

Precipitation Rankings, January 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
January 1977
1-Month
0.50"
(12.70mm)
0.98"
(24.89mm)
-0.48"
(-12.19mm)
25th Driest Driest since: 1976 1981
103rd Wettest Wettest since: 1975 1949
Ties: 1900, 1931
Dec 1976–Jan 1977
2-Month
0.81"
(20.57mm)
2.08"
(52.83mm)
-1.27"
(-32.26mm)
3rd Driest Driest since: 1899 2003
124th Wettest Wettest since: 1976 2016
Nov 1976–Jan 1977
3-Month
0.91"
(23.11mm)
3.82"
(97.03mm)
-2.91"
(-73.92mm)
2nd Driest Driest to Date 2003
125th Wettest Wettest since: 1976 1932
Oct 1976–Jan 1977
4-Month
2.44"
(61.98mm)
6.13"
(155.70mm)
-3.69"
(-93.72mm)
2nd Driest Driest since: 1911 1911
125th Wettest Wettest since: 1976 1932
Sep 1976–Jan 1977
5-Month
3.91"
(99.31mm)
9.83"
(249.68mm)
-5.92"
(-150.37mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1932
Aug 1976–Jan 1977
6-Month
5.39"
(136.91mm)
13.69"
(347.73mm)
-8.30"
(-210.82mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 2019
Jul 1976–Jan 1977
7-Month
7.94"
(201.68mm)
17.57"
(446.28mm)
-9.63"
(-244.60mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 2019
Jun 1976–Jan 1977
8-Month
11.19"
(284.23mm)
22.18"
(563.37mm)
-10.99"
(-279.14mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 2019
May 1976–Jan 1977
9-Month
14.39"
(365.51mm)
26.22"
(665.99mm)
-11.83"
(-300.48mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1994
Apr 1976–Jan 1977
10-Month
18.98"
(482.09mm)
29.17"
(740.92mm)
-10.19"
(-258.83mm)
2nd Driest Driest since: 1911 1911
125th Wettest Wettest since: 1976 1994
Mar 1976–Jan 1977
11-Month
22.39"
(568.71mm)
31.14"
(790.96mm)
-8.75"
(-222.25mm)
4th Driest Driest since: 1956 1911
123rd Wettest Wettest since: 1976 1994
Feb 1976–Jan 1977
12-Month
23.87"
(606.30mm)
32.15"
(816.61mm)
-8.28"
(-210.31mm)
4th Driest Driest since: 1956 1911
123rd Wettest Wettest since: 1976 1994
Aug 1975–Jan 1977
18-Month
35.90"
(911.86mm)
45.86"
(1,164.84mm)
-9.96"
(-252.98mm)
3rd Driest Driest since: 1957 1957
123rd Wettest Wettest since: 1976 2020
Feb 1975–Jan 1977
24-Month
52.64"
(1,337.06mm)
64.28"
(1,632.71mm)
-11.64"
(-295.65mm)
6th Driest Driest since: 1957 1990
120th Wettest Wettest since: 1976 2020
Feb 1974–Jan 1977
36-Month
84.94"
(2,157.48mm)
96.29"
(2,445.77mm)
-11.35"
(-288.29mm)
10th Driest Driest since: 1959 1958
115th Wettest Wettest since: 1976 2011
Feb 1973–Jan 1977
48-Month
127.34"
(3,234.44mm)
128.27"
(3,258.06mm)
-0.93"
(-23.62mm)
57th Driest Driest since: 1970 1959
67th Wettest Wettest since: 1976 2011
Ties: 1932
Feb 1972–Jan 1977
60-Month
165.65"
(4,207.51mm)
160.30"
(4,071.62mm)
5.35"
(135.89mm)
78th Driest Driest since: 1972 1957
45th Wettest Wettest since: 1976 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on November 28, 2021 from https://www.ncdc.noaa.gov/cag/