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, May 1989

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
May 1989
1-Month
3.41"
(86.61mm)
4.04"
(102.62mm)
-0.63"
(-16.01mm)
50th Driest
Driest since:
1992
79th Wettest
Wettest since:
1996
Apr–May 1989
2-Month
6.03"
(153.16mm)
7.38"
(187.45mm)
-1.35"
(-34.29mm)
38th Driest
Driest since:
1956
91st Wettest
Wettest since:
2013
Mar–May 1989
3-Month
6.86"
(174.24mm)
9.74"
(247.40mm)
-2.88"
(-73.16mm)
22nd Driest
Driest since:
1956
107th Wettest
Wettest since:
1973
Feb–May 1989
4-Month
7.73"
(196.34mm)
10.97"
(278.64mm)
-3.24"
(-82.30mm)
16th Driest
Driest since:
1956
113th Wettest
Wettest since:
1973
Ties: 1932
Jan–May 1989
5-Month
8.68"
(220.47mm)
12.29"
(312.17mm)
-3.61"
(-91.70mm)
15th Driest
Driest since:
1956
114th Wettest
Wettest since:
1973
Dec 1988–May 1989
6-Month
9.78"
(248.41mm)
13.78"
(350.01mm)
-4.00"
(-101.60mm)
13th Driest
Driest since:
1956
115th Wettest
Wettest since:
1973
Nov 1988–May 1989
7-Month
12.63"
(320.80mm)
15.90"
(403.86mm)
-3.27"
(-83.06mm)
27th Driest
Driest since:
1956
101st Wettest
Wettest since:
1973
Oct 1988–May 1989
8-Month
13.57"
(344.68mm)
18.53"
(470.66mm)
-4.96"
(-125.98mm)
11th Driest
Driest since:
1956
117th Wettest
Wettest since:
2019
Sep 1988–May 1989
9-Month
15.84"
(402.34mm)
22.45"
(570.23mm)
-6.61"
(-167.89mm)
10th Driest
Driest since:
1956
118th Wettest
Wettest since:
2019
Aug 1988–May 1989
10-Month
20.33"
(516.38mm)
26.20"
(665.48mm)
-5.87"
(-149.10mm)
13th Driest
Driest since:
1956
115th Wettest
Wettest since:
2019
Jul 1988–May 1989
11-Month
21.64"
(549.66mm)
30.18"
(766.57mm)
-8.54"
(-216.91mm)
8th Driest
Driest since:
1956
120th Wettest
Wettest since:
2019
Jun 1988–May 1989
12-Month
22.99"
(583.95mm)
34.73"
(882.14mm)
-11.74"
(-298.19mm)
5th Driest
Driest since:
1956
123rd Wettest
Wettest since:
1903
Dec 1987–May 1989
18-Month
31.86"
(809.24mm)
48.55"
(1,233.17mm)
-16.69"
(-423.93mm)
2nd Driest
Driest since:
1902
125th Wettest
Wettest since:
1974
Jun 1987–May 1989
24-Month
50.36"
(1,279.14mm)
69.46"
(1,764.28mm)
-19.10"
(-485.14mm)
2nd Driest
Driest since:
1957
125th Wettest
Wettest since:
2011
Jun 1986–May 1989
36-Month
88.28"
(2,242.31mm)
104.12"
(2,644.65mm)
-15.84"
(-402.34mm)
9th Driest
Driest since:
1958
117th Wettest
Wettest since:
2011
Jun 1985–May 1989
48-Month
127.69"
(3,243.33mm)
138.68"
(3,522.47mm)
-10.99"
(-279.14mm)
19th Driest
Driest since:
1957
106th Wettest
Wettest since:
2011
Jun 1984–May 1989
60-Month
165.42"
(4,201.67mm)
173.32"
(4,402.33mm)
-7.90"
(-200.66mm)
36th Driest
Driest since:
1958
88th Wettest
Wettest since:
2011

Citing This Page