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 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
March 1977
1-Month
4.57"
(116.08mm)
2.35"
(59.69mm)
2.22"
(56.39mm)
120th Driest
Driest since:
1918
9th Wettest
Wettest since:
1990
Feb–Mar 1977
2-Month
4.99"
(126.75mm)
3.58"
(90.93mm)
1.41"
(35.82mm)
108th Driest
Driest since:
1958
21st Wettest
Wettest since:
1998
Ties: 1991
Jan–Mar 1977
3-Month
5.69"
(144.53mm)
4.91"
(124.71mm)
0.78"
(19.82mm)
82nd Driest
Driest since:
1956
47th Wettest
Wettest since:
1998
Dec 1976–Mar 1977
4-Month
5.87"
(149.10mm)
6.40"
(162.56mm)
-0.53"
(-13.46mm)
51st Driest
Driest since:
1956
77th Wettest
Wettest since:
1998
Nov 1976–Mar 1977
5-Month
6.20"
(157.48mm)
8.52"
(216.41mm)
-2.32"
(-58.93mm)
21st Driest
Driest since:
1956
107th Wettest
Wettest since:
1993
Oct 1976–Mar 1977
6-Month
8.65"
(219.71mm)
11.15"
(283.21mm)
-2.50"
(-63.50mm)
21st Driest
Driest since:
1956
107th Wettest
Wettest since:
1985
Sep 1976–Mar 1977
7-Month
10.82"
(274.83mm)
15.07"
(382.78mm)
-4.25"
(-107.95mm)
16th Driest
Driest since:
1957
112th Wettest
Wettest since:
1962
Aug 1976–Mar 1977
8-Month
12.96"
(329.18mm)
18.81"
(477.77mm)
-5.85"
(-148.59mm)
8th Driest
Driest since:
1954
120th Wettest
Wettest since:
2019
Jul 1976–Mar 1977
9-Month
16.59"
(421.39mm)
22.79"
(578.87mm)
-6.20"
(-157.48mm)
14th Driest
Driest since:
1954
114th Wettest
Wettest since:
1993
Jun 1976–Mar 1977
10-Month
20.54"
(521.72mm)
27.34"
(694.44mm)
-6.80"
(-172.72mm)
13th Driest
Driest since:
1902
115th Wettest
Wettest since:
1903
May 1976–Mar 1977
11-Month
24.15"
(613.41mm)
31.40"
(797.56mm)
-7.25"
(-184.15mm)
10th Driest
Driest since:
1902
118th Wettest
Wettest since:
2011
Apr 1976–Mar 1977
12-Month
29.73"
(755.14mm)
34.74"
(882.40mm)
-5.01"
(-127.26mm)
27th Driest
Driest since:
1902
101st Wettest
Wettest since:
2011
Oct 1975–Mar 1977
18-Month
40.61"
(1,031.49mm)
45.91"
(1,166.11mm)
-5.30"
(-134.62mm)
29th Driest
Driest since:
1957
98th Wettest
Wettest since:
2011
Apr 1975–Mar 1977
24-Month
59.90"
(1,521.46mm)
69.47"
(1,764.54mm)
-9.57"
(-243.08mm)
17th Driest
Driest since:
1957
110th Wettest
Wettest since:
2011
Apr 1974–Mar 1977
36-Month
97.63"
(2,479.80mm)
104.12"
(2,644.65mm)
-6.49"
(-164.85mm)
31st Driest
Driest since:
1956
95th Wettest
Wettest since:
2011
Apr 1973–Mar 1977
48-Month
148.37"
(3,768.60mm)
138.67"
(3,522.22mm)
9.70"
(246.38mm)
86th Driest
Driest since:
1957
39th Wettest
Wettest since:
2011
Apr 1972–Mar 1977
60-Month
187.58"
(4,764.53mm)
173.27"
(4,401.06mm)
14.31"
(363.47mm)
97th Driest
Driest since:
1958
27th Wettest
Wettest since:
2012

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