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 2020
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 2020 1-Month |
3.24" (82.30mm) | 3.47" (88.14mm) |
-0.23" (-5.84mm) | 57th Driest | Driest since: 2019 | 1897 |
| 71st Wettest | Wettest since: 2018 | 1926 | ||||
|
Aug–Sep 2020 2-Month |
7.04" (178.82mm) | 7.14" (181.36mm) |
-0.10" (-2.54mm) | 67th Driest | Driest since: 2019 | 1897 |
| 61st Wettest | Wettest since: 2018 | 1926 | ||||
|
Jul–Sep 2020 3-Month |
11.97" (304.04mm) | 11.14" (282.96mm) |
0.83" (21.08mm) | 87th Driest | Driest since: 2019 | 1953 |
| 41st Wettest | Wettest since: 2018 | 1926 | ||||
|
Jun–Sep 2020 4-Month |
15.88" (403.35mm) | 15.39" (390.91mm) |
0.49" (12.44mm) | 67th Driest | Driest since: 2017 | 1953 |
| 61st Wettest | Wettest since: 2019 | 1915 | ||||
| Ties: 1923 | ||||||
|
May–Sep 2020 5-Month |
21.31" (541.27mm) | 19.66" (499.36mm) |
1.65" (41.91mm) | 82nd Driest | Driest since: 2017 | 1930 |
| 46th Wettest | Wettest since: 2019 | 1915 | ||||
|
Apr–Sep 2020 6-Month |
25.88" (657.35mm) | 23.57" (598.68mm) |
2.31" (58.67mm) | 89th Driest | Driest since: 2014 | 1930 |
| 39th Wettest | Wettest since: 2019 | 2011 | ||||
|
Mar–Sep 2020 7-Month |
31.35" (796.29mm) | 27.38" (695.45mm) |
3.97" (100.84mm) | 108th Driest | Driest since: 2016 | 1930 |
| 20th Wettest | Wettest since: 2019 | 1945 | ||||
|
Feb–Sep 2020 8-Month |
35.49" (901.45mm) | 30.05" (763.27mm) |
5.44" (138.18mm) | 117th Driest | Driest since: 2017 | 1930 |
| 11th Wettest | Wettest since: 2019 | 1945 | ||||
|
Jan–Sep 2020 9-Month |
40.06" (1,017.52mm) | 33.10" (840.74mm) |
6.96" (176.78mm) | 120th Driest | Driest since: 2017 | 1930 |
| 8th Wettest | Wettest since: 2019 | 1950 | ||||
|
Dec 2019–Sep 2020 10-Month |
43.63" (1,108.20mm) | 36.19" (919.23mm) |
7.44" (188.97mm) | 120th Driest | Driest since: 2018 | 1930 |
| 7th Wettest | Wettest since: 2019 | 1950 | ||||
|
Nov 2019–Sep 2020 11-Month |
46.77" (1,187.96mm) | 39.33" (998.98mm) |
7.44" (188.98mm) | 116th Driest | Driest since: 2018 | 1930 |
| 11th Wettest | Wettest since: 2019 | 2019 | ||||
|
Oct 2019–Sep 2020 12-Month |
52.03" (1,321.56mm) | 42.25" (1,073.15mm) |
9.78" (248.41mm) | 124th Driest | Driest since: 2018 | 1925 |
| 3rd Wettest | Wettest since: 2019 | 2019 | ||||
|
Apr 2019–Sep 2020 18-Month |
80.46" (2,043.68mm) | 65.79" (1,671.07mm) |
14.67" (372.61mm) | 125th Driest | Driest since: 2018 | 1931 |
| 2nd Wettest | Wettest since: 2019 | 2019 | ||||
|
Oct 2018–Sep 2020 24-Month |
106.22" (2,697.99mm) | 84.47" (2,145.54mm) |
21.75" (552.45mm) | 125th Driest | Driest since: 2019 | 1941 |
| 1st Wettest | Wettest to Date | 2020 | ||||
|
Oct 2017–Sep 2020 36-Month |
156.16" (3,966.46mm) | 126.72" (3,218.69mm) |
29.44" (747.77mm) | 124th Driest | Driest since: 2019 | 1941 |
| 1st Wettest | Wettest to Date | 2020 | ||||
|
Oct 2016–Sep 2020 48-Month |
200.03" (5,080.76mm) | 168.99" (4,292.35mm) |
31.04" (788.41mm) | 122nd Driest | Driest since: 2019 | 1956 |
| 2nd Wettest | Wettest to Date | 2021 | ||||
|
Oct 2015–Sep 2020 60-Month |
248.97" (6,323.84mm) | 211.21" (5,364.73mm) |
37.76" (959.11mm) | 122nd Driest | Driest since: 2019 | 1956 |
| 1st Wettest | Wettest to Date | 2020 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, Precipitation, published September 2022, retrieved on September 28, 2022 from https://www.ncdc.noaa.gov/cag/