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, August 1967

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
August 1967
1-Month
2.65"
(67.31mm)
3.84"
(97.54mm)
-1.19"
(-30.23mm)
31st Driest
Driest since:
1984
98th Wettest
Wettest since:
2007
Jul–Aug 1967
2-Month
4.80"
(121.92mm)
7.70"
(195.58mm)
-2.90"
(-73.66mm)
16th Driest
Driest since:
1947
113th Wettest
Wettest since:
1993
Jun–Aug 1967
3-Month
13.39"
(340.11mm)
12.33"
(313.18mm)
1.06"
(26.93mm)
86th Driest
Driest since:
1927
43rd Wettest
Wettest since:
1993
May–Aug 1967
4-Month
16.13"
(409.70mm)
16.38"
(416.05mm)
-0.25"
(-6.35mm)
61st Driest
Driest since:
1936
68th Wettest
Wettest since:
1993
Apr–Aug 1967
5-Month
19.47"
(494.54mm)
19.32"
(490.73mm)
0.15"
(3.81mm)
62nd Driest
Driest since:
1936
67th Wettest
Wettest since:
1993
Mar–Aug 1967
6-Month
21.07"
(535.18mm)
21.28"
(540.51mm)
-0.21"
(-5.33mm)
57th Driest
Driest since:
1936
72nd Wettest
Wettest since:
1993
Feb–Aug 1967
7-Month
21.62"
(549.15mm)
22.29"
(566.17mm)
-0.67"
(-17.02mm)
53rd Driest
Driest since:
1988
76th Wettest
Wettest since:
1993
Jan–Aug 1967
8-Month
22.79"
(578.87mm)
23.27"
(591.06mm)
-0.48"
(-12.19mm)
58th Driest
Driest since:
1988
71st Wettest
Wettest since:
1993
Dec 1966–Aug 1967
9-Month
23.85"
(605.79mm)
24.37"
(619.00mm)
-0.52"
(-13.21mm)
57th Driest
Driest since:
1988
71st Wettest
Wettest since:
1993
Ties: 2006
Nov 1966–Aug 1967
10-Month
24.34"
(618.24mm)
26.11"
(663.19mm)
-1.77"
(-44.95mm)
41st Driest
Driest since:
1934
87th Wettest
Wettest since:
1993
Oct 1966–Aug 1967
11-Month
25.95"
(659.13mm)
28.42"
(721.87mm)
-2.47"
(-62.74mm)
34th Driest
Driest since:
1934
94th Wettest
Wettest since:
1993
Sep 1966–Aug 1967
12-Month
27.38"
(695.45mm)
32.12"
(815.85mm)
-4.74"
(-120.40mm)
21st Driest
Driest since:
1934
107th Wettest
Wettest since:
1993
Mar 1966–Aug 1967
18-Month
46.43"
(1,179.32mm)
53.43"
(1,357.12mm)
-7.00"
(-177.80mm)
14th Driest
Driest since:
1911
114th Wettest
Wettest since:
1993
Sep 1965–Aug 1967
24-Month
61.99"
(1,574.55mm)
64.28"
(1,632.71mm)
-2.29"
(-58.16mm)
50th Driest
Driest since:
1934
77th Wettest
Wettest since:
1993
Sep 1964–Aug 1967
36-Month
95.34"
(2,421.64mm)
96.39"
(2,448.31mm)
-1.05"
(-26.67mm)
52nd Driest
Driest since:
1957
74th Wettest
Wettest since:
2010
Sep 1963–Aug 1967
48-Month
125.00"
(3,175.00mm)
128.37"
(3,260.60mm)
-3.37"
(-85.60mm)
39th Driest
Driest since:
1936
86th Wettest
Wettest since:
2010
Sep 1962–Aug 1967
60-Month
152.67"
(3,877.82mm)
160.37"
(4,073.40mm)
-7.70"
(-195.58mm)
23rd Driest
Driest since:
1957
101st Wettest
Wettest since:
2011

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