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 2022. For more information, please see Climatological Rankings.


Ohio Valley Climate Region

Precipitation Rankings, September 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1977
1-Month
5.13"
(130.30mm)
3.47"
(88.14mm)
1.66"
(42.16mm)
113th Driest Driest since: 1976 1897
15th Wettest Wettest since: 1970 1926
Aug–Sep 1977
2-Month
10.91"
(277.11mm)
7.14"
(181.36mm)
3.77"
(95.75mm)
125th Driest Driest since: 1976 1897
3rd Wettest Wettest since: 1926 1926
Jul–Sep 1977
3-Month
14.63"
(371.60mm)
11.14"
(282.96mm)
3.49"
(88.64mm)
119th Driest Driest since: 1976 1953
9th Wettest Wettest since: 1958 1926
Ties: 1992
Jun–Sep 1977
4-Month
19.27"
(489.46mm)
15.39"
(390.91mm)
3.88"
(98.55mm)
120th Driest Driest since: 1976 1953
8th Wettest Wettest since: 1958 1915
May–Sep 1977
5-Month
22.06"
(560.32mm)
19.66"
(499.36mm)
2.40"
(60.96mm)
98th Driest Driest since: 1976 1930
30th Wettest Wettest since: 1974 1915
Ties: 1998
Apr–Sep 1977
6-Month
25.75"
(654.05mm)
23.57"
(598.68mm)
2.18"
(55.37mm)
86th Driest Driest since: 1976 1930
42nd Wettest Wettest since: 1974 2011
Ties: 1926
Mar–Sep 1977
7-Month
30.69"
(779.53mm)
27.38"
(695.45mm)
3.31"
(84.08mm)
99th Driest Driest since: 1976 1930
29th Wettest Wettest since: 1975 1945
Ties: 1975
Feb–Sep 1977
8-Month
32.26"
(819.40mm)
30.05"
(763.27mm)
2.21"
(56.13mm)
87th Driest Driest since: 1976 1930
41st Wettest Wettest since: 1975 1945
Jan–Sep 1977
9-Month
33.89"
(860.81mm)
33.10"
(840.74mm)
0.79"
(20.07mm)
67th Driest Driest since: 1976 1930
61st Wettest Wettest since: 1975 1950
Dec 1976–Sep 1977
10-Month
35.07"
(890.78mm)
36.19"
(919.23mm)
-1.12"
(-28.45mm)
39th Driest Driest since: 1976 1930
88th Wettest Wettest since: 1975 1950
Nov 1976–Sep 1977
11-Month
35.96"
(913.38mm)
39.33"
(998.98mm)
-3.37"
(-85.60mm)
26th Driest Driest since: 1976 1930
101st Wettest Wettest since: 1975 2019
Oct 1976–Sep 1977
12-Month
40.05"
(1,017.27mm)
42.25"
(1,073.15mm)
-2.20"
(-55.88mm)
31st Driest Driest since: 1976 1925
96th Wettest Wettest since: 1975 2019
Apr 1976–Sep 1977
18-Month
59.62"
(1,514.35mm)
65.79"
(1,671.07mm)
-6.17"
(-156.72mm)
15th Driest Driest since: 1964 1931
112th Wettest Wettest since: 1976 2019
Oct 1975–Sep 1977
24-Month
78.24"
(1,987.30mm)
84.47"
(2,145.54mm)
-6.23"
(-158.24mm)
19th Driest Driest since: 1967 1941
107th Wettest Wettest since: 1976 2020
Ties: 1932
Oct 1974–Sep 1977
36-Month
125.35"
(3,183.89mm)
126.72"
(3,218.69mm)
-1.37"
(-34.80mm)
46th Driest Driest since: 1971 1941
79th Wettest Wettest since: 1976 2020
Oct 1973–Sep 1977
48-Month
175.92"
(4,468.37mm)
168.99"
(4,292.35mm)
6.93"
(176.02mm)
87th Driest Driest since: 1972 1956
37th Wettest Wettest since: 1976 2021
Oct 1972–Sep 1977
60-Month
227.84"
(5,787.14mm)
211.21"
(5,364.73mm)
16.63"
(422.41mm)
107th Driest Driest since: 1973 1956
16th Wettest Wettest since: 1976 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, Precipitation, published September 2022, retrieved on October 3, 2022 from https://www.ncdc.noaa.gov/cag/