Climate at a Glance

Statewide 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 October 2019. For more information, please see Climatological Rankings.


Maryland

Precipitation Rankings, December 1991

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1991
1-Month
4.66"
(118.36mm)
3.29"
(83.57mm)
1.37"
(34.79mm)
102nd Driest Driest since: 1989 1955
23rd Wettest Wettest since: 1990 1969
Nov–Dec 1991
2-Month
6.26"
(159.00mm)
6.27"
(159.26mm)
-0.01"
(-0.26mm)
66th Driest Driest since: 1989 1965
59th Wettest Wettest since: 1990 1972
Oct–Dec 1991
3-Month
8.62"
(218.95mm)
9.38"
(238.25mm)
-0.76"
(-19.30mm)
49th Driest Driest since: 1988 2001
76th Wettest Wettest since: 1990 2009
Sep–Dec 1991
4-Month
12.29"
(312.17mm)
12.94"
(328.68mm)
-0.65"
(-16.51mm)
56th Driest Driest since: 1988 1930
69th Wettest Wettest since: 1990 2018
Aug–Dec 1991
5-Month
15.88"
(403.35mm)
17.33"
(440.18mm)
-1.45"
(-36.83mm)
47th Driest Driest since: 1988 1930
78th Wettest Wettest since: 1990 2018
Jul–Dec 1991
6-Month
19.41"
(493.01mm)
21.51"
(546.35mm)
-2.10"
(-53.34mm)
36th Driest Driest since: 1987 1930
89th Wettest Wettest since: 1990 2018
Jun–Dec 1991
7-Month
21.74"
(552.20mm)
25.36"
(644.14mm)
-3.62"
(-91.94mm)
21st Driest Driest since: 1988 1930
104th Wettest Wettest since: 1990 2018
Ties: 1962
May–Dec 1991
8-Month
23.52"
(597.41mm)
29.09"
(738.89mm)
-5.57"
(-141.48mm)
12th Driest Driest since: 1980 1930
113th Wettest Wettest since: 1990 2018
Apr–Dec 1991
9-Month
25.99"
(660.15mm)
32.57"
(827.28mm)
-6.58"
(-167.13mm)
7th Driest Driest since: 1965 1930
118th Wettest Wettest since: 1990 2018
Mar–Dec 1991
10-Month
30.79"
(782.07mm)
36.35"
(923.29mm)
-5.56"
(-141.22mm)
16th Driest Driest since: 1986 1930
109th Wettest Wettest since: 1990 2018
Feb–Dec 1991
11-Month
32.08"
(814.83mm)
39.24"
(996.70mm)
-7.16"
(-181.87mm)
8th Driest Driest since: 1965 1930
117th Wettest Wettest since: 1990 2018
Jan–Dec 1991
12-Month
35.79"
(909.07mm)
42.59"
(1,081.79mm)
-6.80"
(-172.72mm)
9th Driest Driest since: 1965 1930
116th Wettest Wettest since: 1990 2018
Jul 1990–Dec 1991
18-Month
59.79"
(1,518.67mm)
64.07"
(1,627.38mm)
-4.28"
(-108.71mm)
31st Driest Driest since: 1988 1930
93rd Wettest Wettest since: 1990 2018
Jan 1990–Dec 1991
24-Month
82.06"
(2,084.32mm)
85.13"
(2,162.30mm)
-3.07"
(-77.98mm)
45th Driest Driest since: 1988 1931
79th Wettest Wettest since: 1990 2004
Jan 1989–Dec 1991
36-Month
133.24"
(3,384.30mm)
127.64"
(3,242.06mm)
5.60"
(142.24mm)
82nd Driest Driest since: 1989 1931
41st Wettest Wettest since: 1990 2005
Jan 1988–Dec 1991
48-Month
171.10"
(4,345.94mm)
170.14"
(4,321.56mm)
0.96"
(24.38mm)
57th Driest Driest since: 1989 1966
65th Wettest Wettest since: 1990 2006
Jan 1987–Dec 1991
60-Month
209.61"
(5,324.09mm)
212.69"
(5,402.33mm)
-3.08"
(-78.24mm)
40th Driest Driest since: 1989 1966
81st Wettest Wettest since: 1990 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 17, 2019 from https://www.ncdc.noaa.gov/cag/