Divisional Rankings

Divisional 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, Climate Division 9. Southeast

Precipitation Rankings, March 1971

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 1971
1-Month
0.76"
(19.30mm)
2.35"
(59.69mm)
-1.59"
(-40.39mm)
10th Driest
Driest since:
1918
119th Wettest
Wettest since:
1990
Feb–Mar 1971
2-Month
2.18"
(55.37mm)
3.58"
(90.93mm)
-1.40"
(-35.56mm)
19th Driest
Driest since:
1958
110th Wettest
Wettest since:
1998
Jan–Mar 1971
3-Month
3.59"
(91.19mm)
4.91"
(124.71mm)
-1.32"
(-33.52mm)
30th Driest
Driest since:
1956
99th Wettest
Wettest since:
1998
Dec 1970–Mar 1971
4-Month
5.57"
(141.48mm)
6.40"
(162.56mm)
-0.83"
(-21.08mm)
38th Driest
Driest since:
1956
90th Wettest
Wettest since:
1998
Ties: 1995
Nov 1970–Mar 1971
5-Month
6.88"
(174.75mm)
8.52"
(216.41mm)
-1.64"
(-41.66mm)
33rd Driest
Driest since:
1956
95th Wettest
Wettest since:
1993
Oct 1970–Mar 1971
6-Month
10.09"
(256.29mm)
11.15"
(283.21mm)
-1.06"
(-26.92mm)
44th Driest
Driest since:
1956
84th Wettest
Wettest since:
1985
Sep 1970–Mar 1971
7-Month
19.81"
(503.17mm)
15.07"
(382.78mm)
4.74"
(120.39mm)
113th Driest
Driest since:
1957
15th Wettest
Wettest since:
1962
Aug 1970–Mar 1971
8-Month
28.97"
(735.84mm)
18.81"
(477.77mm)
10.16"
(258.07mm)
126th Driest
Driest since:
1954
2nd Wettest
Wettest to Date
2019
Jul 1970–Mar 1971
9-Month
32.05"
(814.07mm)
22.79"
(578.87mm)
9.26"
(235.20mm)
122nd Driest
Driest since:
1954
6th Wettest
Wettest since:
1993
Jun 1970–Mar 1971
10-Month
36.22"
(919.99mm)
27.34"
(694.44mm)
8.88"
(225.55mm)
116th Driest
Driest since:
1902
12th Wettest
Wettest since:
1903
May 1970–Mar 1971
11-Month
40.41"
(1,026.41mm)
31.40"
(797.56mm)
9.01"
(228.85mm)
114th Driest
Driest since:
1902
14th Wettest
Wettest since:
2011
Apr 1970–Mar 1971
12-Month
44.25"
(1,123.95mm)
34.74"
(882.40mm)
9.51"
(241.55mm)
120th Driest
Driest since:
1902
8th Wettest
Wettest since:
2011
Oct 1969–Mar 1971
18-Month
53.77"
(1,365.76mm)
45.91"
(1,166.11mm)
7.86"
(199.65mm)
107th Driest
Driest since:
1957
20th Wettest
Wettest since:
2011
Apr 1969–Mar 1971
24-Month
80.22"
(2,037.59mm)
69.47"
(1,764.54mm)
10.75"
(273.05mm)
112th Driest
Driest since:
1957
15th Wettest
Wettest since:
2011
Apr 1968–Mar 1971
36-Month
112.14"
(2,848.36mm)
104.12"
(2,644.65mm)
8.02"
(203.71mm)
92nd Driest
Driest since:
1956
34th Wettest
Wettest since:
2011
Ties: 1998
Apr 1967–Mar 1971
48-Month
148.07"
(3,760.98mm)
138.67"
(3,522.22mm)
9.40"
(238.76mm)
85th Driest
Driest since:
1957
40th Wettest
Wettest since:
2011
Apr 1966–Mar 1971
60-Month
177.69"
(4,513.33mm)
173.27"
(4,401.06mm)
4.42"
(112.27mm)
71st Driest
Driest since:
1958
53rd Wettest
Wettest since:
2012

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