Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Iowa

Precipitation Rankings, March 1968

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
March 1968
1-Month
0.92"
(23.37mm)
1.96"
(49.78mm)
-1.04"
(-26.41mm)
16th Driest
Driest since:
1910
113th Wettest
Wettest since:
1990
Ties: 1915
Feb–Mar 1968
2-Month
1.10"
(27.94mm)
2.97"
(75.44mm)
-1.87"
(-47.50mm)
3rd Driest
Driest since:
1910
126th Wettest
Wettest since:
1951
Jan–Mar 1968
3-Month
1.72"
(43.69mm)
3.95"
(100.33mm)
-2.23"
(-56.64mm)
1st Driest
Driest since:
1968
128th Wettest
Wettest since:
1951
Dec 1967–Mar 1968
4-Month
2.63"
(66.80mm)
5.05"
(128.27mm)
-2.42"
(-61.47mm)
3rd Driest
Driest since:
1956
125th Wettest
Wettest since:
1973
Nov 1967–Mar 1968
5-Month
3.30"
(83.82mm)
6.79"
(172.47mm)
-3.49"
(-88.65mm)
3rd Driest
Driest since:
1956
125th Wettest
Wettest since:
2016
Oct 1967–Mar 1968
6-Month
6.45"
(163.83mm)
9.11"
(231.39mm)
-2.66"
(-67.56mm)
14th Driest
Driest since:
1956
114th Wettest
Wettest since:
1932
Sep 1967–Mar 1968
7-Month
9.06"
(230.12mm)
12.80"
(325.12mm)
-3.74"
(-95.00mm)
14th Driest
Driest since:
1940
114th Wettest
Wettest since:
2019
Aug 1967–Mar 1968
8-Month
11.71"
(297.43mm)
16.66"
(423.16mm)
-4.95"
(-125.73mm)
10th Driest
Driest since:
1956
118th Wettest
Wettest since:
2019
Jul 1967–Mar 1968
9-Month
13.86"
(352.04mm)
20.55"
(521.97mm)
-6.69"
(-169.93mm)
8th Driest
Driest since:
1918
120th Wettest
Wettest since:
2019
Jun 1967–Mar 1968
10-Month
22.45"
(570.23mm)
25.15"
(638.81mm)
-2.70"
(-68.58mm)
32nd Driest
Driest since:
1956
96th Wettest
Wettest since:
2019
May 1967–Mar 1968
11-Month
25.19"
(639.83mm)
29.19"
(741.43mm)
-4.00"
(-101.60mm)
22nd Driest
Driest since:
1956
106th Wettest
Wettest since:
2019
Apr 1967–Mar 1968
12-Month
28.53"
(724.66mm)
32.14"
(816.36mm)
-3.61"
(-91.70mm)
28th Driest
Driest since:
1956
100th Wettest
Wettest since:
2019
Oct 1966–Mar 1968
18-Month
35.01"
(889.25mm)
41.28"
(1,048.51mm)
-6.27"
(-159.26mm)
18th Driest
Driest since:
1989
109th Wettest
Wettest since:
1994
Apr 1966–Mar 1968
24-Month
53.66"
(1,362.96mm)
64.26"
(1,632.20mm)
-10.60"
(-269.24mm)
9th Driest
Driest since:
1957
118th Wettest
Wettest since:
2020
Apr 1965–Mar 1968
36-Month
91.94"
(2,335.28mm)
96.30"
(2,446.02mm)
-4.36"
(-110.74mm)
38th Driest
Driest since:
1958
88th Wettest
Wettest since:
2011
Apr 1964–Mar 1968
48-Month
126.47"
(3,212.34mm)
128.27"
(3,258.06mm)
-1.80"
(-45.72mm)
49th Driest
Driest since:
1957
76th Wettest
Wettest since:
2011
Apr 1963–Mar 1968
60-Month
152.02"
(3,861.31mm)
160.30"
(4,071.62mm)
-8.28"
(-210.31mm)
24th Driest
Driest since:
1957
100th Wettest
Wettest since:
2020

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