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 April 2021. For more information, please see Climatological Rankings.


Ohio Valley Climate Region

Precipitation Rankings, May 2020

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 2020
1-Month
5.42"
(137.67mm)
4.27"
(108.46mm)
1.15"
(29.21mm)
97th Driest Driest since: 2018 1934
30th Wettest Wettest since: 2019 1995
Apr–May 2020
2-Month
9.98"
(253.49mm)
8.18"
(207.77mm)
1.80"
(45.72mm)
98th Driest Driest since: 2018 1934
29th Wettest Wettest since: 2019 2011
Ties: 1974
Mar–May 2020
3-Month
15.45"
(392.43mm)
11.99"
(304.55mm)
3.46"
(87.88mm)
113th Driest Driest since: 2019 1941
14th Wettest Wettest since: 2017 2011
Feb–May 2020
4-Month
19.59"
(497.59mm)
14.67"
(372.62mm)
4.92"
(124.97mm)
119th Driest Driest since: 2018 1941
8th Wettest Wettest since: 2019 2011
Jan–May 2020
5-Month
24.17"
(613.92mm)
17.71"
(449.83mm)
6.46"
(164.09mm)
123rd Driest Driest since: 2018 1941
4th Wettest Wettest since: 2019 2019
Dec 2019–May 2020
6-Month
27.74"
(704.60mm)
20.80"
(528.32mm)
6.94"
(176.28mm)
121st Driest Driest since: 2018 1941
5th Wettest Wettest since: 2019 2019
Nov 2019–May 2020
7-Month
30.88"
(784.35mm)
23.95"
(608.33mm)
6.93"
(176.02mm)
122nd Driest Driest since: 2018 1934
4th Wettest Wettest since: 2019 2019
Oct 2019–May 2020
8-Month
36.14"
(917.96mm)
26.86"
(682.24mm)
9.28"
(235.72mm)
124th Driest Driest since: 2018 1934
2nd Wettest Wettest since: 2019 2019
Sep 2019–May 2020
9-Month
38.43"
(976.12mm)
30.32"
(770.13mm)
8.11"
(205.99mm)
122nd Driest Driest since: 2018 1941
4th Wettest Wettest since: 2019 1927
Aug 2019–May 2020
10-Month
42.73"
(1,085.34mm)
33.99"
(863.35mm)
8.74"
(221.99mm)
122nd Driest Driest since: 2018 1954
4th Wettest Wettest since: 2019 1927
Jul 2019–May 2020
11-Month
47.17"
(1,198.12mm)
37.99"
(964.95mm)
9.18"
(233.17mm)
122nd Driest Driest since: 2018 1941
4th Wettest Wettest since: 2019 1927
Jun 2019–May 2020
12-Month
53.33"
(1,354.58mm)
42.24"
(1,072.90mm)
11.09"
(281.68mm)
123rd Driest Driest since: 2018 1931
3rd Wettest Wettest since: 2019 2019
Dec 2018–May 2020
18-Month
82.49"
(2,095.25mm)
63.02"
(1,600.71mm)
19.47"
(494.54mm)
124th Driest Driest since: 2019 1931
1st Wettest Wettest to Date 2020
Jun 2018–May 2020
24-Month
110.32"
(2,802.13mm)
84.48"
(2,145.79mm)
25.84"
(656.34mm)
124th Driest Driest since: 2019 1941
1st Wettest Wettest to Date 2020
Jun 2017–May 2020
36-Month
155.37"
(3,946.40mm)
126.72"
(3,218.69mm)
28.65"
(727.71mm)
123rd Driest Driest since: 2019 1955
1st Wettest Wettest to Date 2020
Jun 2016–May 2020
48-Month
202.53"
(5,144.26mm)
168.95"
(4,291.33mm)
33.58"
(852.93mm)
122nd Driest Driest since: 2019 1956
1st Wettest Wettest to Date 2020
Jun 2015–May 2020
60-Month
253.30"
(6,433.82mm)
211.18"
(5,363.97mm)
42.12"
(1,069.85mm)
121st Driest Driest since: 2019 1957
1st Wettest Wettest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2021, retrieved on May 10, 2021 from https://www.ncdc.noaa.gov/cag/