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 November 2019. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, December 1990

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1990
1-Month
1.50"
(38.10mm)
1.11"
(28.19mm)
0.39"
(9.91mm)
92nd Driest Driest since: 1989 2002
33rd Wettest Wettest since: 1987 2015
Nov–Dec 1990
2-Month
3.15"
(80.01mm)
2.87"
(72.90mm)
0.28"
(7.11mm)
75th Driest Driest since: 1989 1976
50th Wettest Wettest since: 1988 2015
Ties: 1981
Oct–Dec 1990
3-Month
5.03"
(127.76mm)
5.16"
(131.06mm)
-0.13"
(-3.30mm)
62nd Driest Driest since: 1989 1910
63rd Wettest Wettest since: 1987 1931
Ties: 2014
Sep–Dec 1990
4-Month
6.42"
(163.07mm)
8.83"
(224.28mm)
-2.41"
(-61.21mm)
24th Driest Driest since: 1976 1939, 1976
101st Wettest Wettest since: 1989 1931
Aug–Dec 1990
5-Month
10.74"
(272.80mm)
12.67"
(321.82mm)
-1.93"
(-49.02mm)
35th Driest Driest since: 1976 1976
90th Wettest Wettest since: 1989 2018
Jul–Dec 1990
6-Month
17.11"
(434.59mm)
16.52"
(419.61mm)
0.59"
(14.98mm)
76th Driest Driest since: 1989 1976
49th Wettest Wettest since: 1987 2018
Jun–Dec 1990
7-Month
25.07"
(636.78mm)
21.15"
(537.21mm)
3.92"
(99.57mm)
100th Driest Driest since: 1989 1976
25th Wettest Wettest since: 1986 2018
May–Dec 1990
8-Month
30.80"
(782.32mm)
25.20"
(640.08mm)
5.60"
(142.24mm)
109th Driest Driest since: 1989 1976
16th Wettest Wettest since: 1986 1993
Apr–Dec 1990
9-Month
33.06"
(839.72mm)
28.15"
(715.01mm)
4.91"
(124.71mm)
103rd Driest Driest since: 1989 1910
22nd Wettest Wettest since: 1986 1993
Mar–Dec 1990
10-Month
37.36"
(948.94mm)
30.10"
(764.54mm)
7.26"
(184.40mm)
111th Driest Driest since: 1989 1910
14th Wettest Wettest since: 1986 1993
Feb–Dec 1990
11-Month
38.03"
(965.96mm)
31.12"
(790.45mm)
6.91"
(175.51mm)
109th Driest Driest since: 1989 1910
16th Wettest Wettest since: 1986 1993
Jan–Dec 1990
12-Month
38.91"
(988.31mm)
32.09"
(815.09mm)
6.82"
(173.22mm)
108th Driest Driest since: 1989 1910
17th Wettest Wettest since: 1986 1993
Jul 1989–Dec 1990
18-Month
53.22"
(1,351.79mm)
48.69"
(1,236.73mm)
4.53"
(115.06mm)
88th Driest Driest since: 1989 1956
36th Wettest Wettest since: 1987 1993
Jan 1989–Dec 1990
24-Month
63.60"
(1,615.44mm)
64.24"
(1,631.70mm)
-0.64"
(-16.26mm)
60th Driest Driest since: 1989 1989
64th Wettest Wettest since: 1987 2008
Jan 1988–Dec 1990
36-Month
85.08"
(2,161.03mm)
96.36"
(2,447.54mm)
-11.28"
(-286.51mm)
11th Driest Driest since: 1989 1957
112th Wettest Wettest since: 1988 2010
Jan 1987–Dec 1990
48-Month
117.93"
(2,995.42mm)
128.37"
(3,260.60mm)
-10.44"
(-265.18mm)
12th Driest Driest since: 1958 1958
110th Wettest Wettest since: 1989 2010
Jan 1986–Dec 1990
60-Month
157.83"
(4,008.88mm)
160.36"
(4,073.14mm)
-2.53"
(-64.26mm)
48th Driest Driest since: 1989 1956
73rd Wettest Wettest since: 1988 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 13, 2019 from https://www.ncdc.noaa.gov/cag/