Statewide Rankings

Statewide 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

Precipitation Rankings, January 1911

View Period (Months):
Download: csv json xml
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
January 1911
1-Month
0.87"
(22.10mm)
0.98"
(24.89mm)
-0.11"
(-2.79mm)
65th Driest
Driest since:
1981
64th Wettest
Wettest since:
1949
Dec 1910–Jan 1911
2-Month
1.24"
(31.50mm)
2.08"
(52.83mm)
-0.84"
(-21.33mm)
20th Driest
Driest since:
2003
108th Wettest
Wettest since:
2016
Ties: 1990
Nov 1910–Jan 1911
3-Month
1.58"
(40.13mm)
3.82"
(97.03mm)
-2.24"
(-56.90mm)
5th Driest
Driest since:
2003
123rd Wettest
Wettest since:
1932
Oct 1910–Jan 1911
4-Month
2.40"
(60.96mm)
6.13"
(155.70mm)
-3.73"
(-94.74mm)
1st Driest
Driest since:
1911
127th Wettest
Wettest since:
1932
Sep 1910–Jan 1911
5-Month
6.14"
(155.96mm)
9.83"
(249.68mm)
-3.69"
(-93.72mm)
13th Driest
Driest since:
1977
115th Wettest
Wettest since:
1932
Ties: 2003
Aug 1910–Jan 1911
6-Month
10.23"
(259.84mm)
13.69"
(347.73mm)
-3.46"
(-87.89mm)
17th Driest
Driest since:
1977
111th Wettest
Wettest since:
2019
Jul 1910–Jan 1911
7-Month
12.08"
(306.83mm)
17.57"
(446.28mm)
-5.49"
(-139.45mm)
9th Driest
Driest since:
1977
119th Wettest
Wettest since:
2019
Jun 1910–Jan 1911
8-Month
14.09"
(357.89mm)
22.18"
(563.37mm)
-8.09"
(-205.48mm)
3rd Driest
Driest since:
1977
125th Wettest
Wettest since:
2019
May 1910–Jan 1911
9-Month
17.37"
(441.20mm)
26.22"
(665.99mm)
-8.85"
(-224.79mm)
3rd Driest
Driest since:
1977
125th Wettest
Wettest since:
1994
Apr 1910–Jan 1911
10-Month
18.89"
(479.81mm)
29.17"
(740.92mm)
-10.28"
(-261.11mm)
1st Driest
Driest since:
1911
127th Wettest
Wettest since:
1994
Mar 1910–Jan 1911
11-Month
19.05"
(483.87mm)
31.14"
(790.96mm)
-12.09"
(-307.09mm)
1st Driest
Driest since:
1911
127th Wettest
Wettest since:
1994
Feb 1910–Jan 1911
12-Month
19.49"
(495.05mm)
32.15"
(816.61mm)
-12.66"
(-321.56mm)
1st Driest
Driest since:
1911
127th Wettest
Wettest since:
1994
Aug 1909–Jan 1911
18-Month
36.17"
(918.72mm)
45.86"
(1,164.84mm)
-9.69"
(-246.12mm)
5th Driest
Driest since:
1957
122nd Wettest
Wettest since:
2020
Feb 1909–Jan 1911
24-Month
59.08"
(1,500.63mm)
64.28"
(1,632.71mm)
-5.20"
(-132.08mm)
25th Driest
Driest since:
1990
102nd Wettest
Wettest since:
2020
Feb 1908–Jan 1911
36-Month
95.04"
(2,414.02mm)
96.29"
(2,445.77mm)
-1.25"
(-31.75mm)
50th Driest
Driest since:
1958
76th Wettest
Wettest since:
2011
Feb 1907–Jan 1911
48-Month
125.56"
(3,189.22mm)
128.27"
(3,258.06mm)
-2.71"
(-68.84mm)
43rd Driest
Driest since:
1959
82nd Wettest
Wettest since:
2011
Feb 1906–Jan 1911
60-Month
157.05"
(3,989.07mm)
160.30"
(4,071.62mm)
-3.25"
(-82.55mm)
42nd Driest
Driest since:
1957
82nd Wettest
Wettest since:
2011

Citing This Page