Climate at a Glance

Regional 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 August 2019. For more information, please see Climatological Rankings.


Ohio Valley Climate Region

Precipitation Rankings, May 1921

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1921
1-Month
2.82"
(71.63mm)
4.27"
(108.46mm)
-1.45"
(-36.83mm)
19th Driest Driest since: 1914 1934
107th Wettest Wettest since: 1920 1995
Apr–May 1921
2-Month
7.34"
(186.44mm)
8.18"
(207.77mm)
-0.84"
(-21.33mm)
40th Driest Driest since: 1916 1934
86th Wettest Wettest since: 1920 2011
Mar–May 1921
3-Month
12.52"
(318.01mm)
11.99"
(304.55mm)
0.53"
(13.46mm)
71st Driest Driest since: 1918 1941
55th Wettest Wettest since: 1920 2011
Feb–May 1921
4-Month
14.74"
(374.40mm)
14.67"
(372.62mm)
0.07"
(1.78mm)
63rd Driest Driest since: 1919 1941
63rd Wettest Wettest since: 1920 2011
Jan–May 1921
5-Month
17.14"
(435.36mm)
17.71"
(449.83mm)
-0.57"
(-14.47mm)
54th Driest Driest since: 1919 1941
72nd Wettest Wettest since: 1920 2019
Dec 1920–May 1921
6-Month
20.11"
(510.79mm)
20.80"
(528.32mm)
-0.69"
(-17.53mm)
46th Driest Driest since: 1918 1941
79th Wettest Wettest since: 1920 2019
Nov 1920–May 1921
7-Month
22.17"
(563.12mm)
23.95"
(608.33mm)
-1.78"
(-45.21mm)
37th Driest Driest since: 1918 1934
88th Wettest Wettest since: 1920 2019
Oct 1920–May 1921
8-Month
24.25"
(615.95mm)
26.86"
(682.24mm)
-2.61"
(-66.29mm)
28th Driest Driest since: 1918 1934
97th Wettest Wettest since: 1920 2019
Sep 1920–May 1921
9-Month
27.70"
(703.58mm)
30.32"
(770.13mm)
-2.62"
(-66.55mm)
26th Driest Driest since: 1918 1941
99th Wettest Wettest since: 1920 1927
Aug 1920–May 1921
10-Month
32.39"
(822.71mm)
33.99"
(863.35mm)
-1.60"
(-40.64mm)
38th Driest Driest since: 1918 1954
87th Wettest Wettest since: 1920 1927
Ties: 1960
Jul 1920–May 1921
11-Month
36.09"
(916.69mm)
37.99"
(964.95mm)
-1.90"
(-48.26mm)
38th Driest Driest since: 1918 1941
87th Wettest Wettest since: 1920 1927
Jun 1920–May 1921
12-Month
39.51"
(1,003.55mm)
42.24"
(1,072.90mm)
-2.73"
(-69.35mm)
34th Driest Driest since: 1918 1931
91st Wettest Wettest since: 1920 2019
Dec 1919–May 1921
18-Month
60.71"
(1,542.03mm)
63.02"
(1,600.71mm)
-2.31"
(-58.68mm)
37th Driest Driest since: 1919 1931
87th Wettest Wettest since: 1920 2019
Jun 1919–May 1921
24-Month
86.23"
(2,190.24mm)
84.48"
(2,145.79mm)
1.75"
(44.45mm)
59th Driest Driest since: 1919 1941
65th Wettest Wettest since: 1920 1974
Jun 1918–May 1921
36-Month
126.68"
(3,217.67mm)
126.72"
(3,218.69mm)
-0.04"
(-1.02mm)
55th Driest Driest since: 1920 1955
68th Wettest Wettest since: 1918 1975
Jun 1917–May 1921
48-Month
163.53"
(4,153.66mm)
168.95"
(4,291.33mm)
-5.42"
(-137.67mm)
27th Driest Driest since: 1905 1956
95th Wettest Wettest since: 1920 2019
Jun 1916–May 1921
60-Month
205.35"
(5,215.89mm)
211.18"
(5,363.97mm)
-5.83"
(-148.08mm)
29th Driest Driest since: 1918 1957
92nd Wettest Wettest since: 1920 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/