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 November 2019. For more information, please see Climatological Rankings.


Maryland

Precipitation Rankings, April 1978

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 1978
1-Month
2.27"
(57.66mm)
3.48"
(88.39mm)
-1.21"
(-30.73mm)
21st Driest Driest since: 1976 1985
105th Wettest Wettest since: 1977 1983
Mar–Apr 1978
2-Month
6.99"
(177.55mm)
7.26"
(184.40mm)
-0.27"
(-6.85mm)
59th Driest Driest since: 1977 1915
67th Wettest Wettest since: 1975 1983
Feb–Apr 1978
3-Month
7.89"
(200.41mm)
10.15"
(257.81mm)
-2.26"
(-57.40mm)
21st Driest Driest since: 1977 2006
105th Wettest Wettest since: 1975 1983
Jan–Apr 1978
4-Month
14.99"
(380.75mm)
13.51"
(343.15mm)
1.48"
(37.60mm)
92nd Driest Driest since: 1977 1985
34th Wettest Wettest since: 1975 1998
Dec 1977–Apr 1978
5-Month
20.70"
(525.78mm)
16.79"
(426.47mm)
3.91"
(99.31mm)
111th Driest Driest since: 1977 1985
14th Wettest Wettest since: 1958 1937
Nov 1977–Apr 1978
6-Month
25.71"
(653.03mm)
19.78"
(502.41mm)
5.93"
(150.62mm)
112th Driest Driest since: 1977 1977
13th Wettest Wettest since: 1973 1998
Oct 1977–Apr 1978
7-Month
30.24"
(768.10mm)
22.91"
(581.91mm)
7.33"
(186.19mm)
115th Driest Driest since: 1977 2002
10th Wettest Wettest since: 1973 1984
Sep 1977–Apr 1978
8-Month
32.61"
(828.29mm)
26.46"
(672.08mm)
6.15"
(156.21mm)
107th Driest Driest since: 1977 1931
18th Wettest Wettest since: 1973 2019
Aug 1977–Apr 1978
9-Month
36.26"
(921.00mm)
30.83"
(783.08mm)
5.43"
(137.92mm)
105th Driest Driest since: 1977 1931
20th Wettest Wettest since: 1972 2019
Jul 1977–Apr 1978
10-Month
39.45"
(1,002.03mm)
34.99"
(888.75mm)
4.46"
(113.28mm)
95th Driest Driest since: 1977 1931
30th Wettest Wettest since: 1972 2019
Jun 1977–Apr 1978
11-Month
43.10"
(1,094.74mm)
38.83"
(986.28mm)
4.27"
(108.46mm)
95th Driest Driest since: 1977 1931
30th Wettest Wettest since: 1976 2019
May 1977–Apr 1978
12-Month
45.12"
(1,146.05mm)
42.55"
(1,080.77mm)
2.57"
(65.28mm)
82nd Driest Driest since: 1977 1931
43rd Wettest Wettest since: 1976 2019
Nov 1976–Apr 1978
18-Month
57.89"
(1,470.41mm)
62.30"
(1,582.42mm)
-4.41"
(-112.01mm)
33rd Driest Driest since: 1977 1931
91st Wettest Wettest since: 1976 2004
May 1976–Apr 1978
24-Month
84.68"
(2,150.87mm)
85.06"
(2,160.52mm)
-0.38"
(-9.65mm)
57th Driest Driest since: 1975 1931
67th Wettest Wettest since: 1977 2019
May 1975–Apr 1978
36-Month
133.64"
(3,394.46mm)
127.66"
(3,242.56mm)
5.98"
(151.90mm)
86th Driest Driest since: 1977 1967
37th Wettest Wettest since: 1975 2005
May 1974–Apr 1978
48-Month
177.15"
(4,499.61mm)
170.21"
(4,323.33mm)
6.94"
(176.28mm)
82nd Driest Driest since: 1977 1968
40th Wettest Wettest since: 1976 2019
May 1973–Apr 1978
60-Month
218.24"
(5,543.30mm)
212.58"
(5,399.53mm)
5.66"
(143.77mm)
74th Driest Driest since: 1972 1967
47th Wettest Wettest since: 1977 1976

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 15, 2019 from https://www.ncdc.noaa.gov/cag/