Climate at a Glance

Divisional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of July 2022. For more information, please see Climatological Rankings.


Iowa, Climate Division 9. Southeast

Precipitation Rankings, May 1999

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1999
1-Month
4.10"
(104.14mm)
4.04"
(102.62mm)
0.06"
(1.52mm)
71st Driest Driest since: 1994 1992
58th Wettest Wettest since: 1998 1996
Apr–May 1999
2-Month
9.72"
(246.89mm)
7.38"
(187.45mm)
2.34"
(59.44mm)
103rd Driest Driest since: 1998 1956
26th Wettest Wettest since: 1996 2013
Mar–May 1999
3-Month
11.04"
(280.42mm)
9.74"
(247.40mm)
1.30"
(33.02mm)
78th Driest Driest since: 1997 1956
51st Wettest Wettest since: 1998 1973
Ties: 1967, 2004
Feb–May 1999
4-Month
12.07"
(306.58mm)
10.97"
(278.64mm)
1.10"
(27.94mm)
82nd Driest Driest since: 1994 1956
47th Wettest Wettest since: 1998 1973
Jan–May 1999
5-Month
14.14"
(359.16mm)
12.29"
(312.17mm)
1.85"
(46.99mm)
95th Driest Driest since: 1997 1956
34th Wettest Wettest since: 1998 1973
Dec 1998–May 1999
6-Month
15.15"
(384.81mm)
13.78"
(350.01mm)
1.37"
(34.80mm)
84th Driest Driest since: 1997 1956
44th Wettest Wettest since: 1998 1973
Ties: 1950
Nov 1998–May 1999
7-Month
17.86"
(453.64mm)
15.90"
(403.86mm)
1.96"
(49.78mm)
80th Driest Driest since: 1997 1956
48th Wettest Wettest since: 1998 1973
Oct 1998–May 1999
8-Month
24.40"
(619.76mm)
18.53"
(470.66mm)
5.87"
(149.10mm)
115th Driest Driest since: 1997 1956
13th Wettest Wettest since: 1998 2019
Sep 1998–May 1999
9-Month
28.56"
(725.42mm)
22.45"
(570.23mm)
6.11"
(155.19mm)
110th Driest Driest since: 1997 1956
18th Wettest Wettest since: 1998 2019
Aug 1998–May 1999
10-Month
33.79"
(858.27mm)
26.20"
(665.48mm)
7.59"
(192.79mm)
114th Driest Driest since: 1998 1956
14th Wettest Wettest since: 1993 2019
Jul 1998–May 1999
11-Month
36.57"
(928.88mm)
30.18"
(766.57mm)
6.39"
(162.31mm)
107th Driest Driest since: 1998 1956
21st Wettest Wettest since: 1993 2019
Jun 1998–May 1999
12-Month
43.46"
(1,103.88mm)
34.73"
(882.14mm)
8.73"
(221.74mm)
113th Driest Driest since: 1998 1956
15th Wettest Wettest since: 1994 1903
Dec 1997–May 1999
18-Month
63.60"
(1,615.44mm)
48.55"
(1,233.17mm)
15.05"
(382.27mm)
121st Driest Driest since: 1998 1902
6th Wettest Wettest since: 1974 1974
Jun 1997–May 1999
24-Month
83.25"
(2,114.55mm)
69.46"
(1,764.28mm)
13.79"
(350.27mm)
113th Driest Driest since: 1998 1957
14th Wettest Wettest since: 1995 2011
Jun 1996–May 1999
36-Month
112.55"
(2,858.77mm)
104.12"
(2,644.65mm)
8.43"
(214.12mm)
93rd Driest Driest since: 1998 1958
33rd Wettest Wettest since: 1996 2011
Jun 1995–May 1999
48-Month
150.50"
(3,822.70mm)
138.68"
(3,522.47mm)
11.82"
(300.23mm)
95th Driest Driest since: 1998 1957
30th Wettest Wettest since: 1997 2011
Jun 1994–May 1999
60-Month
188.94"
(4,799.08mm)
173.32"
(4,402.33mm)
15.62"
(396.75mm)
95th Driest Driest since: 1993 1958
29th Wettest Wettest since: 1998 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published August 2022, retrieved on August 18, 2022 from https://www.ncei.noaa.gov/cag/