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, February 1990

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
February 1990
1-Month
1.66"
(42.16mm)
1.23"
(31.24mm)
0.43"
(10.92mm)
94th Driest
Driest since:
1917
35th Wettest
Wettest since:
1911
Ties: 1975, 2000
Jan–Feb 1990
2-Month
3.02"
(76.71mm)
2.55"
(64.77mm)
0.47"
(11.94mm)
92nd Driest
Driest since:
1970
37th Wettest
Wettest since:
2001
Ties: 1996
Dec 1989–Feb 1990
3-Month
3.63"
(92.20mm)
4.04"
(102.62mm)
-0.41"
(-10.42mm)
50th Driest
Driest since:
1920
78th Wettest
Wettest since:
2001
Nov 1989–Feb 1990
4-Month
3.74"
(95.00mm)
6.16"
(156.46mm)
-2.42"
(-61.46mm)
13th Driest
Driest since:
1977
115th Wettest
Wettest since:
1993
Oct 1989–Feb 1990
5-Month
5.62"
(142.75mm)
8.79"
(223.27mm)
-3.17"
(-80.52mm)
15th Driest
Driest since:
1977
113th Wettest
Wettest since:
2019
Sep 1989–Feb 1990
6-Month
10.71"
(272.03mm)
12.71"
(322.83mm)
-2.00"
(-50.80mm)
48th Driest
Driest since:
1957
80th Wettest
Wettest since:
1962
Aug 1989–Feb 1990
7-Month
15.45"
(392.43mm)
16.46"
(418.08mm)
-1.01"
(-25.65mm)
53rd Driest
Driest since:
1954
75th Wettest
Wettest since:
1971
Jul 1989–Feb 1990
8-Month
18.70"
(474.98mm)
20.44"
(519.18mm)
-1.74"
(-44.20mm)
49th Driest
Driest since:
1954
79th Wettest
Wettest since:
1962
Jun 1989–Feb 1990
9-Month
22.50"
(571.50mm)
24.99"
(634.75mm)
-2.49"
(-63.25mm)
40th Driest
Driest since:
1954
88th Wettest
Wettest since:
1903
May 1989–Feb 1990
10-Month
25.91"
(658.11mm)
29.04"
(737.62mm)
-3.13"
(-79.51mm)
39th Driest
Driest since:
1954
89th Wettest
Wettest since:
2011
Apr 1989–Feb 1990
11-Month
28.53"
(724.66mm)
32.38"
(822.45mm)
-3.85"
(-97.79mm)
36th Driest
Driest since:
1954
92nd Wettest
Wettest since:
2011
Mar 1989–Feb 1990
12-Month
29.36"
(745.74mm)
34.75"
(882.65mm)
-5.39"
(-136.91mm)
26th Driest
Driest since:
1902
102nd Wettest
Wettest since:
2011
Sep 1988–Feb 1990
18-Month
38.34"
(973.84mm)
47.46"
(1,205.48mm)
-9.12"
(-231.64mm)
11th Driest
Driest since:
1957
116th Wettest
Wettest since:
1994
Mar 1988–Feb 1990
24-Month
49.86"
(1,266.44mm)
69.49"
(1,765.05mm)
-19.63"
(-498.61mm)
2nd Driest
Driest since:
1957
125th Wettest
Wettest since:
2011
Mar 1987–Feb 1990
36-Month
80.78"
(2,051.81mm)
104.12"
(2,644.65mm)
-23.34"
(-592.84mm)
1st Driest
Driest since:
1990
125th Wettest
Wettest since:
2011
Mar 1986–Feb 1990
48-Month
122.67"
(3,115.82mm)
138.68"
(3,522.47mm)
-16.01"
(-406.65mm)
13th Driest
Driest since:
1957
112th Wettest
Wettest since:
2011
Mar 1985–Feb 1990
60-Month
158.09"
(4,015.49mm)
173.28"
(4,401.31mm)
-15.19"
(-385.82mm)
12th Driest
Driest since:
1957
112th Wettest
Wettest since:
2012

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