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 1977

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
February 1977
1-Month
0.42"
(10.67mm)
1.23"
(31.24mm)
-0.81"
(-20.57mm)
16th Driest
Driest since:
1917
113th Wettest
Wettest since:
1911
Jan–Feb 1977
2-Month
1.12"
(28.45mm)
2.55"
(64.77mm)
-1.43"
(-36.32mm)
7th Driest
Driest since:
1970
122nd Wettest
Wettest since:
2001
Dec 1976–Feb 1977
3-Month
1.30"
(33.02mm)
4.04"
(102.62mm)
-2.74"
(-69.60mm)
2nd Driest
Driest since:
1920
126th Wettest
Wettest since:
2001
Nov 1976–Feb 1977
4-Month
1.63"
(41.40mm)
6.16"
(156.46mm)
-4.53"
(-115.06mm)
1st Driest
Driest since:
1977
127th Wettest
Wettest since:
1993
Oct 1976–Feb 1977
5-Month
4.08"
(103.63mm)
8.79"
(223.27mm)
-4.71"
(-119.64mm)
1st Driest
Driest since:
1977
127th Wettest
Wettest since:
2019
Sep 1976–Feb 1977
6-Month
6.25"
(158.75mm)
12.71"
(322.83mm)
-6.46"
(-164.08mm)
4th Driest
Driest since:
1957
124th Wettest
Wettest since:
1962
Aug 1976–Feb 1977
7-Month
8.39"
(213.11mm)
16.46"
(418.08mm)
-8.07"
(-204.97mm)
3rd Driest
Driest since:
1954
125th Wettest
Wettest since:
1971
Jul 1976–Feb 1977
8-Month
12.02"
(305.31mm)
20.44"
(519.18mm)
-8.42"
(-213.87mm)
4th Driest
Driest since:
1954
124th Wettest
Wettest since:
1962
Jun 1976–Feb 1977
9-Month
15.97"
(405.64mm)
24.99"
(634.75mm)
-9.02"
(-229.11mm)
4th Driest
Driest since:
1954
124th Wettest
Wettest since:
1903
May 1976–Feb 1977
10-Month
19.58"
(497.33mm)
29.04"
(737.62mm)
-9.46"
(-240.29mm)
5th Driest
Driest since:
1954
123rd Wettest
Wettest since:
2011
Apr 1976–Feb 1977
11-Month
25.16"
(639.06mm)
32.38"
(822.45mm)
-7.22"
(-183.39mm)
10th Driest
Driest since:
1954
118th Wettest
Wettest since:
2011
Mar 1976–Feb 1977
12-Month
29.05"
(737.87mm)
34.75"
(882.65mm)
-5.70"
(-144.78mm)
22nd Driest
Driest since:
1902
106th Wettest
Wettest since:
2011
Sep 1975–Feb 1977
18-Month
39.05"
(991.87mm)
47.46"
(1,205.48mm)
-8.41"
(-213.61mm)
16th Driest
Driest since:
1957
111th Wettest
Wettest since:
1994
Mar 1975–Feb 1977
24-Month
57.42"
(1,458.47mm)
69.49"
(1,765.05mm)
-12.07"
(-306.58mm)
12th Driest
Driest since:
1957
115th Wettest
Wettest since:
2011
Mar 1974–Feb 1977
36-Month
95.91"
(2,436.11mm)
104.12"
(2,644.65mm)
-8.21"
(-208.54mm)
26th Driest
Driest since:
1990
100th Wettest
Wettest since:
2011
Mar 1973–Feb 1977
48-Month
148.43"
(3,770.12mm)
138.68"
(3,522.47mm)
9.75"
(247.65mm)
89th Driest
Driest since:
1957
36th Wettest
Wettest since:
2011
Mar 1972–Feb 1977
60-Month
185.02"
(4,699.51mm)
173.28"
(4,401.31mm)
11.74"
(298.20mm)
90th Driest
Driest since:
1957
34th Wettest
Wettest since:
2012

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