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, December 2020
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
December 2020 1-Month |
2.56" (65.02mm) | 3.11" (78.99mm) |
-0.55" (-13.97mm) | 42nd Driest | Driest since: 2017 | 1958 |
| 86th Wettest | Wettest since: 2019 | 1990 | ||||
|
Nov–Dec 2020 2-Month |
5.24" (133.10mm) | 6.23" (158.24mm) |
-0.99" (-25.14mm) | 42nd Driest | Driest since: 2017 | 1976 |
| 86th Wettest | Wettest since: 2019 | 2015 | ||||
| Ties: 1998 | ||||||
|
Oct–Dec 2020 3-Month |
9.23" (234.44mm) | 9.13" (231.90mm) |
0.10" (2.54mm) | 61st Driest | Driest since: 2017 | 1963 |
| 67th Wettest | Wettest since: 2019 | 1990 | ||||
|
Sep–Dec 2020 4-Month |
12.47" (316.74mm) | 12.60" (320.04mm) |
-0.13" (-3.30mm) | 59th Driest | Driest since: 2017 | 1963 |
| 69th Wettest | Wettest since: 2019 | 1926 | ||||
|
Aug–Dec 2020 5-Month |
16.27" (413.26mm) | 16.27" (413.26mm) |
0.00" (0.00mm) | 59th Driest | Driest since: 2017 | 1953 |
| 69th Wettest | Wettest since: 2019 | 1926 | ||||
| Ties: 1969 | ||||||
|
Jul–Dec 2020 6-Month |
21.20" (538.48mm) | 20.27" (514.86mm) |
0.93" (23.62mm) | 72nd Driest | Driest since: 2017 | 1953 |
| 56th Wettest | Wettest since: 2019 | 1926 | ||||
|
Jun–Dec 2020 7-Month |
25.11" (637.79mm) | 24.52" (622.81mm) |
0.59" (14.98mm) | 63rd Driest | Driest since: 2017 | 1953 |
| 65th Wettest | Wettest since: 2019 | 2015 | ||||
|
May–Dec 2020 8-Month |
30.54" (775.72mm) | 28.79" (731.27mm) |
1.75" (44.45mm) | 74th Driest | Driest since: 2017 | 1953 |
| 54th Wettest | Wettest since: 2019 | 2015 | ||||
|
Apr–Dec 2020 9-Month |
35.11" (891.79mm) | 32.70" (830.58mm) |
2.41" (61.21mm) | 81st Driest | Driest since: 2016 | 1930 |
| 47th Wettest | Wettest since: 2019 | 2015 | ||||
|
Mar–Dec 2020 10-Month |
40.58" (1,030.73mm) | 36.51" (927.35mm) |
4.07" (103.38mm) | 96th Driest | Driest since: 2016 | 1930 |
| 32nd Wettest | Wettest since: 2019 | 2011 | ||||
|
Feb–Dec 2020 11-Month |
44.72" (1,135.89mm) | 39.19" (995.43mm) |
5.53" (140.46mm) | 111th Driest | Driest since: 2017 | 1930 |
| 17th Wettest | Wettest since: 2019 | 2011 | ||||
|
Jan–Dec 2020 12-Month |
49.29" (1,251.97mm) | 42.23" (1,072.64mm) |
7.06" (179.33mm) | 114th Driest | Driest since: 2017 | 1930 |
| 14th Wettest | Wettest since: 2019 | 2019 | ||||
|
Jul 2019–Dec 2020 18-Month |
72.29" (1,836.17mm) | 62.51" (1,587.75mm) |
9.78" (248.42mm) | 117th Driest | Driest since: 2017 | 1953 |
| 10th Wettest | Wettest since: 2019 | 2019 | ||||
|
Jan 2019–Dec 2020 24-Month |
103.25" (2,622.55mm) | 84.45" (2,145.03mm) |
18.80" (477.52mm) | 125th Driest | Driest since: 2018 | 1953 |
| 2nd Wettest | Wettest since: 2019 | 2019 | ||||
|
Jan 2018–Dec 2020 36-Month |
156.31" (3,970.27mm) | 126.69" (3,217.93mm) |
29.62" (752.34mm) | 125th Driest | Driest since: 2019 | 1954 |
| 1st Wettest | Wettest to Date | 2020 | ||||
|
Jan 2017–Dec 2020 48-Month |
201.67" (5,122.42mm) | 168.95" (4,291.33mm) |
32.72" (831.09mm) | 123rd Driest | Driest since: 2019 | 1955 |
| 2nd Wettest | Wettest to Date | 2021 | ||||
|
Jan 2016–Dec 2020 60-Month |
244.13" (6,200.90mm) | 211.20" (5,364.48mm) |
32.93" (836.42mm) | 121st Driest | Driest since: 2018 | 1956 |
| 3rd Wettest | Wettest since: 2019 | 2021 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, Precipitation, published September 2022, retrieved on October 7, 2022 from https://www.ncdc.noaa.gov/cag/