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 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1940
1-Month
2.46"
(62.48mm)
3.29"
(83.57mm)
-0.83"
(-21.09mm)
40th Driest Driest since: 1939 1955
85th Wettest Wettest since: 1938 1969
Ties: 1903, 1910
Nov–Dec 1940
2-Month
7.56"
(192.02mm)
6.27"
(159.26mm)
1.29"
(32.76mm)
92nd Driest Driest since: 1939 1965
33rd Wettest Wettest since: 1932 1972
Oct–Dec 1940
3-Month
9.99"
(253.75mm)
9.38"
(238.25mm)
0.61"
(15.50mm)
72nd Driest Driest since: 1939 2001
53rd Wettest Wettest since: 1937 2009
Sep–Dec 1940
4-Month
13.25"
(336.55mm)
12.94"
(328.68mm)
0.31"
(7.87mm)
64th Driest Driest since: 1939 1930
61st Wettest Wettest since: 1938 2018
Aug–Dec 1940
5-Month
18.21"
(462.53mm)
17.33"
(440.18mm)
0.88"
(22.35mm)
74th Driest Driest since: 1939 1930
51st Wettest Wettest since: 1937 2018
Jul–Dec 1940
6-Month
21.58"
(548.13mm)
21.51"
(546.35mm)
0.07"
(1.78mm)
65th Driest Driest since: 1939 1930
60th Wettest Wettest since: 1938 2018
Jun–Dec 1940
7-Month
23.60"
(599.44mm)
25.36"
(644.14mm)
-1.76"
(-44.70mm)
43rd Driest Driest since: 1930 1930
82nd Wettest Wettest since: 1939 2018
May–Dec 1940
8-Month
27.97"
(710.44mm)
29.09"
(738.89mm)
-1.12"
(-28.45mm)
51st Driest Driest since: 1939 1930
74th Wettest Wettest since: 1938 2018
Apr–Dec 1940
9-Month
33.95"
(862.33mm)
32.57"
(827.28mm)
1.38"
(35.05mm)
79th Driest Driest since: 1939 1930
46th Wettest Wettest since: 1938 2018
Ties: 1924
Mar–Dec 1940
10-Month
37.81"
(960.37mm)
36.35"
(923.29mm)
1.46"
(37.08mm)
78th Driest Driest since: 1939 1930
47th Wettest Wettest since: 1937 2018
Feb–Dec 1940
11-Month
40.80"
(1,036.32mm)
39.24"
(996.70mm)
1.56"
(39.62mm)
78th Driest Driest since: 1939 1930
47th Wettest Wettest since: 1937 2018
Jan–Dec 1940
12-Month
43.24"
(1,098.30mm)
42.59"
(1,081.79mm)
0.65"
(16.51mm)
70th Driest Driest since: 1938 1930
55th Wettest Wettest since: 1939 2018
Ties: 1944
Jul 1939–Dec 1940
18-Month
63.00"
(1,600.20mm)
64.07"
(1,627.38mm)
-1.07"
(-27.18mm)
54th Driest Driest since: 1931 1930
70th Wettest Wettest since: 1939 2018
Jan 1939–Dec 1940
24-Month
86.94"
(2,208.28mm)
85.13"
(2,162.30mm)
1.81"
(45.98mm)
73rd Driest Driest since: 1939 1931
51st Wettest Wettest since: 1938 2004
Jan 1938–Dec 1940
36-Month
128.98"
(3,276.09mm)
127.64"
(3,242.06mm)
1.34"
(34.03mm)
66th Driest Driest since: 1932 1931
57th Wettest Wettest since: 1939 2005
Jan 1937–Dec 1940
48-Month
182.04"
(4,623.82mm)
170.14"
(4,321.56mm)
11.90"
(302.26mm)
100th Driest Driest since: 1934 1966
22nd Wettest Wettest since: 1939 2006
Jan 1936–Dec 1940
60-Month
226.60"
(5,755.64mm)
212.69"
(5,402.33mm)
13.91"
(353.31mm)
98th Driest Driest since: 1934 1966
23rd Wettest Wettest since: 1939 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 19, 2019 from https://www.ncdc.noaa.gov/cag/