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 2022. For more information, please see Climatological Rankings.


Ohio Valley Climate Region

Precipitation Rankings, December 1999

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1999
1-Month
3.17"
(80.52mm)
3.11"
(78.99mm)
0.06"
(1.53mm)
70th Driest Driest since: 1998 1958
58th Wettest Wettest since: 1996 1990
Nov–Dec 1999
2-Month
4.98"
(126.49mm)
6.23"
(158.24mm)
-1.25"
(-31.75mm)
31st Driest Driest since: 1989 1976
97th Wettest Wettest since: 1998 2015
Oct–Dec 1999
3-Month
7.14"
(181.36mm)
9.13"
(231.90mm)
-1.99"
(-50.54mm)
25th Driest Driest since: 1989 1963
103rd Wettest Wettest since: 1998 1990
Sep–Dec 1999
4-Month
9.12"
(231.65mm)
12.60"
(320.04mm)
-3.48"
(-88.39mm)
12th Driest Driest since: 1976 1963
116th Wettest Wettest since: 1998 1926
Aug–Dec 1999
5-Month
11.51"
(292.35mm)
16.27"
(413.26mm)
-4.76"
(-120.91mm)
7th Driest Driest since: 1976 1953
121st Wettest Wettest since: 1998 1926
Ties: 1930, 1976
Jul–Dec 1999
6-Month
14.34"
(364.24mm)
20.27"
(514.86mm)
-5.93"
(-150.62mm)
6th Driest Driest since: 1963 1953
122nd Wettest Wettest since: 1998 1926
Jun–Dec 1999
7-Month
18.63"
(473.20mm)
24.52"
(622.81mm)
-5.89"
(-149.61mm)
5th Driest Driest since: 1963 1953
123rd Wettest Wettest since: 1998 2015
May–Dec 1999
8-Month
22.17"
(563.12mm)
28.79"
(731.27mm)
-6.62"
(-168.15mm)
4th Driest Driest since: 1963 1953
124th Wettest Wettest since: 1998 2015
Apr–Dec 1999
9-Month
26.87"
(682.50mm)
32.70"
(830.58mm)
-5.83"
(-148.08mm)
8th Driest Driest since: 1976 1930
120th Wettest Wettest since: 1998 2015
Mar–Dec 1999
10-Month
29.67"
(753.62mm)
36.51"
(927.35mm)
-6.84"
(-173.73mm)
4th Driest Driest since: 1963 1930
124th Wettest Wettest since: 1998 2011
Feb–Dec 1999
11-Month
32.38"
(822.45mm)
39.19"
(995.43mm)
-6.81"
(-172.98mm)
5th Driest Driest since: 1963 1930
123rd Wettest Wettest since: 1998 2011
Jan–Dec 1999
12-Month
37.51"
(952.75mm)
42.23"
(1,072.64mm)
-4.72"
(-119.89mm)
19th Driest Driest since: 1988 1930
109th Wettest Wettest since: 1998 2019
Jul 1998–Dec 1999
18-Month
56.43"
(1,433.32mm)
62.51"
(1,587.75mm)
-6.08"
(-154.43mm)
20th Driest Driest since: 1964 1953
107th Wettest Wettest since: 1998 2019
Jan 1998–Dec 1999
24-Month
85.18"
(2,163.57mm)
84.45"
(2,145.03mm)
0.73"
(18.54mm)
62nd Driest Driest since: 1992 1953
65th Wettest Wettest since: 1998 2019
Jan 1997–Dec 1999
36-Month
127.48"
(3,237.99mm)
126.69"
(3,217.93mm)
0.79"
(20.06mm)
60th Driest Driest since: 1989 1954
66th Wettest Wettest since: 1998 2020
Ties: 1917
Jan 1996–Dec 1999
48-Month
176.28"
(4,477.51mm)
168.95"
(4,291.33mm)
7.33"
(186.18mm)
88th Driest Driest since: 1994 1955
37th Wettest Wettest since: 1998 2021
Jan 1995–Dec 1999
60-Month
219.15"
(5,566.41mm)
211.20"
(5,364.48mm)
7.95"
(201.93mm)
87th Driest Driest since: 1995 1956
37th Wettest Wettest since: 1998 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2022, retrieved on May 20, 2022 from https://www.ncdc.noaa.gov/cag/