Regional Rankings
Ohio Valley Climate Region
Precipitation Rankings, September 2011
Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Wettest/Driest Since |
Record |
---|---|---|---|---|---|---|
September 2011 1-Month |
4.79" (121.67mm) | 3.47" (88.14mm) |
1.32" (33.53mm) | 111th Driest | Driest since: |
1897 |
18th Wettest | Wettest since: |
1926 | ||||
Aug– 2-Month |
7.65" (194.31mm) | 7.14" (181.36mm) |
0.51" (12.95mm) | 86th Driest | Driest since: |
1897 |
43rd Wettest | Wettest since: |
1926 | ||||
Ties: 1936 | ||||||
Jul– 3-Month |
10.94" (277.88mm) | 11.14" (282.96mm) |
-0.20" (-5.08mm) | 59th Driest | Driest since: |
1953 |
70th Wettest | Wettest since: |
1926 | ||||
Jun– 4-Month |
15.97" (405.64mm) | 15.39" (390.91mm) |
0.58" (14.73mm) | 69th Driest | Driest since: |
1953 |
60th Wettest | Wettest since: |
1915 | ||||
May– 5-Month |
21.95" (557.53mm) | 19.66" (499.36mm) |
2.29" (58.17mm) | 93rd Driest | Driest since: |
1930 |
36th Wettest | Wettest since: |
1915 | ||||
Apr– 6-Month |
30.67" (779.02mm) | 23.57" (598.68mm) |
7.10" (180.34mm) | 128th Driest | Driest since: |
1930 |
1st Wettest | Wettest to Date |
2011 | ||||
Mar– 7-Month |
35.02" (889.51mm) | 27.38" (695.45mm) |
7.64" (194.06mm) | 127th Driest | Driest since: |
1930 |
2nd Wettest | Wettest since: |
1945 | ||||
Feb– 8-Month |
38.94" (989.08mm) | 30.05" (763.27mm) |
8.89" (225.81mm) | 127th Driest | Driest since: |
1930 |
2nd Wettest | Wettest since: |
1945 | ||||
Jan– 9-Month |
40.64" (1,032.26mm) | 33.10" (840.74mm) |
7.54" (191.52mm) | 124th Driest | Driest since: |
1930 |
5th Wettest | Wettest since: |
1950 | ||||
Dec 2010– 10-Month |
42.63" (1,082.80mm) | 36.19" (919.23mm) |
6.44" (163.57mm) | 117th Driest | Driest since: |
1930 |
11th Wettest | Wettest since: |
1950 | ||||
Nov 2010– 11-Month |
46.65" (1,184.91mm) | 39.33" (998.98mm) |
7.32" (185.93mm) | 116th Driest | Driest since: |
1930 |
12th Wettest | Wettest since: |
2019 | ||||
Oct 2010– 12-Month |
48.24" (1,225.30mm) | 42.25" (1,073.15mm) |
5.99" (152.15mm) | 111th Driest | Driest since: |
1925 |
17th Wettest | Wettest since: |
2019 | ||||
Apr 2010– 18-Month |
75.18" (1,909.57mm) | 65.79" (1,671.07mm) |
9.39" (238.50mm) | 116th Driest | Driest since: |
1931 |
12th Wettest | Wettest since: |
2019 | ||||
Oct 2009– 24-Month |
95.81" (2,433.57mm) | 84.47" (2,145.54mm) |
11.34" (288.03mm) | 115th Driest | Driest since: |
1941 |
12th Wettest | Wettest since: |
2020 | ||||
Oct 2008– 36-Month |
142.47" (3,618.74mm) | 126.72" (3,218.69mm) |
15.75" (400.05mm) | 115th Driest | Driest since: |
1941 |
11th Wettest | Wettest since: |
2020 | ||||
Oct 2007– 48-Month |
193.97" (4,926.84mm) | 168.99" (4,292.35mm) |
24.98" (634.49mm) | 120th Driest | Driest since: |
1956 |
5th Wettest | Wettest to Date |
2021 | ||||
Oct 2006– 60-Month |
233.49" (5,930.65mm) | 211.21" (5,364.73mm) |
22.28" (565.92mm) | 117th Driest | Driest since: |
1956 |
7th Wettest | Wettest to Date |
2020 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings