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 February 2020. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, December 1978

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
December 1978
1-Month
1.02"
(25.91mm)
1.11"
(28.19mm)
-0.09"
(-2.28mm)
56th Driest Driest since: 1976 2002
70th Wettest Wettest since: 1977 2015
Ties: 1916
Nov–Dec 1978
2-Month
3.43"
(87.12mm)
2.87"
(72.90mm)
0.56"
(14.22mm)
87th Driest Driest since: 1977 1976
39th Wettest Wettest since: 1975 2015
Oct–Dec 1978
3-Month
4.74"
(120.40mm)
5.16"
(131.06mm)
-0.42"
(-10.66mm)
51st Driest Driest since: 1976 1910
75th Wettest Wettest since: 1977 1931
Ties: 1912, 1930, 1942
Sep–Dec 1978
4-Month
10.25"
(260.35mm)
8.83"
(224.28mm)
1.42"
(36.07mm)
87th Driest Driest since: 1976 1939, 1976
39th Wettest Wettest since: 1977 1931
Aug–Dec 1978
5-Month
13.54"
(343.92mm)
12.67"
(321.82mm)
0.87"
(22.10mm)
77th Driest Driest since: 1976 1976
49th Wettest Wettest since: 1977 2018
Jul–Dec 1978
6-Month
19.41"
(493.01mm)
16.52"
(419.61mm)
2.89"
(73.40mm)
98th Driest Driest since: 1976 1976
28th Wettest Wettest since: 1977 2018
Jun–Dec 1978
7-Month
23.66"
(600.96mm)
21.15"
(537.21mm)
2.51"
(63.75mm)
91st Driest Driest since: 1976 1976
35th Wettest Wettest since: 1977 2018
May–Dec 1978
8-Month
27.42"
(696.47mm)
25.20"
(640.08mm)
2.22"
(56.39mm)
80th Driest Driest since: 1976 1976
46th Wettest Wettest since: 1977 1993
Apr–Dec 1978
9-Month
32.06"
(814.32mm)
28.15"
(715.01mm)
3.91"
(99.31mm)
97th Driest Driest since: 1977 1910
29th Wettest Wettest since: 1973 1993
Mar–Dec 1978
10-Month
32.77"
(832.36mm)
30.10"
(764.54mm)
2.67"
(67.82mm)
85th Driest Driest since: 1976 1910
41st Wettest Wettest since: 1977 1993
Feb–Dec 1978
11-Month
33.55"
(852.17mm)
31.12"
(790.45mm)
2.43"
(61.72mm)
84th Driest Driest since: 1976 1910
42nd Wettest Wettest since: 1977 1993
Jan–Dec 1978
12-Month
34.14"
(867.16mm)
32.09"
(815.09mm)
2.05"
(52.07mm)
77th Driest Driest since: 1976 1910
49th Wettest Wettest since: 1977 1993
Jul 1977–Dec 1978
18-Month
57.85"
(1,469.39mm)
48.69"
(1,236.73mm)
9.16"
(232.66mm)
110th Driest Driest since: 1977 1956
15th Wettest Wettest since: 1973 1993
Jan 1977–Dec 1978
24-Month
70.73"
(1,796.54mm)
64.24"
(1,631.70mm)
6.49"
(164.84mm)
94th Driest Driest since: 1977 1989
31st Wettest Wettest since: 1974 2019
Jan 1976–Dec 1978
36-Month
94.33"
(2,395.98mm)
96.36"
(2,447.54mm)
-2.03"
(-51.56mm)
49th Driest Driest since: 1977 1957
75th Wettest Wettest since: 1975 2010
Jan 1975–Dec 1978
48-Month
124.40"
(3,159.76mm)
128.37"
(3,260.60mm)
-3.97"
(-100.84mm)
38th Driest Driest since: 1977 1958
85th Wettest Wettest since: 1976 2010
Jan 1974–Dec 1978
60-Month
156.38"
(3,972.05mm)
160.36"
(4,073.14mm)
-3.98"
(-101.09mm)
39th Driest Driest since: 1967 1956
83rd Wettest Wettest since: 1977 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published March 2020, retrieved on March 29, 2020 from https://www.ncdc.noaa.gov/cag/