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

February 1990 Precipitation Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2024)
Driest/Wettest
Since
Record
February 1990
1-Month
1.66in
(42.16mm)
1.23in
(31.24mm)
0.43in95th Driest
Driest since:
1917
36th Wettest
Wettest since:
1911
Jan–Feb 1990
2-Month
3.02in
(76.71mm)
2.55in
(64.77mm)
0.47in92nd Driest
Driest since:
1970
39th Wettest
Wettest since:
2001
Dec 1989–Feb 1990
3-Month
3.63in
(92.20mm)
4.04in
(102.62mm)
-0.41in50th Driest
Driest since:
1920
80th Wettest
Wettest since:
2001
Nov 1989–Feb 1990
4-Month
3.74in
(95.00mm)
6.16in
(156.46mm)
-2.42in13th Driest
Driest since:
1977
117th Wettest
Wettest since:
1993
Oct 1989–Feb 1990
5-Month
5.62in
(142.75mm)
8.79in
(223.27mm)
-3.17in15th Driest
Driest since:
1977
115th Wettest
Wettest since:
2019
Sep 1989–Feb 1990
6-Month
10.71in
(272.03mm)
12.71in
(322.83mm)
-2.00in48th Driest
Driest since:
1957
82nd Wettest
Wettest since:
1962
Aug 1989–Feb 1990
7-Month
15.45in
(392.43mm)
16.46in
(418.08mm)
-1.01in54th Driest
Driest since:
1954
76th Wettest
Wettest since:
1971
Jul 1989–Feb 1990
8-Month
18.70in
(474.98mm)
20.44in
(519.18mm)
-1.74in51st Driest
Driest since:
1954
79th Wettest
Wettest since:
1962
Jun 1989–Feb 1990
9-Month
22.50in
(571.50mm)
24.99in
(634.75mm)
-2.49in42nd Driest
Driest since:
1954
88th Wettest
Wettest since:
1903
May 1989–Feb 1990
10-Month
25.91in
(658.11mm)
29.04in
(737.62mm)
-3.13in41st Driest
Driest since:
1954
89th Wettest
Wettest since:
2011
Apr 1989–Feb 1990
11-Month
28.53in
(724.66mm)
32.38in
(822.45mm)
-3.85in38th Driest
Driest since:
1954
92nd Wettest
Wettest since:
2011
Mar 1989–Feb 1990
12-Month
29.36in
(745.74mm)
34.75in
(882.65mm)
-5.39in27th Driest
Driest since:
1902
103rd Wettest
Wettest since:
2011
Sep 1988–Feb 1990
18-Month
38.34in
(973.84mm)
47.46in-9.12in11th Driest
Driest since:
1957
118th Wettest
Wettest since:
1994
Mar 1988–Feb 1990
24-Month
49.86in
(1,266.44mm)
69.49in-19.63in2nd Driest
Driest since:
1957
127th Wettest
Wettest since:
2011
Mar 1987–Feb 1990
36-Month
80.78in
(2,051.81mm)
104.12in-23.34in1st DriestDriest to Date1990
127th Wettest
Wettest since:
2011
Mar 1986–Feb 1990
48-Month
122.67in
(3,115.82mm)
138.68in-16.01in13th Driest
Driest since:
1957
114th Wettest
Wettest since:
2011
Mar 1985–Feb 1990
60-Month
158.09in
(4,015.49mm)
173.28in-15.19in12th Driest
Driest since:
1957
114th Wettest
Wettest since:
2012

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