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


Maryland

Precipitation Rankings, July 2018

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 2018
1-Month
8.20"
(208.28mm)
4.18"
(106.17mm)
4.02"
(102.11mm)
124th Driest Driest since: 2017 1983
2nd Wettest Wettest since: 1945 1945
Jun–Jul 2018
2-Month
13.30"
(337.82mm)
8.03"
(203.96mm)
5.27"
(133.86mm)
122nd Driest Driest since: 2017 1966
4th Wettest Wettest since: 2015 1945
May–Jul 2018
3-Month
20.91"
(531.11mm)
11.76"
(298.70mm)
9.15"
(232.41mm)
125th Driest Driest since: 2017 1999
1st Wettest Wettest to Date 2018
Apr–Jul 2018
4-Month
24.66"
(626.36mm)
15.24"
(387.10mm)
9.42"
(239.26mm)
125th Driest Driest since: 2017 1986
1st Wettest Wettest to Date 2018
Mar–Jul 2018
5-Month
27.44"
(696.98mm)
19.02"
(483.11mm)
8.42"
(213.87mm)
124th Driest Driest since: 2017 1986
2nd Wettest Wettest since: 1989 1989
Feb–Jul 2018
6-Month
32.17"
(817.12mm)
21.91"
(556.51mm)
10.26"
(260.61mm)
124th Driest Driest since: 2017 1930
2nd Wettest Wettest since: 1989 1989
Jan–Jul 2018
7-Month
34.57"
(878.08mm)
25.27"
(641.86mm)
9.30"
(236.22mm)
123rd Driest Driest since: 2017 1930
3rd Wettest Wettest since: 1989 1989
Dec 2017–Jul 2018
8-Month
35.52"
(902.21mm)
28.55"
(725.17mm)
6.97"
(177.04mm)
113th Driest Driest since: 2017 1986
12th Wettest Wettest since: 2003 2003
Nov 2017–Jul 2018
9-Month
37.48"
(951.99mm)
31.54"
(801.12mm)
5.94"
(150.87mm)
104th Driest Driest since: 2017 1930
21st Wettest Wettest since: 2003 2003
Oct 2017–Jul 2018
10-Month
41.27"
(1,048.26mm)
34.67"
(880.62mm)
6.60"
(167.64mm)
107th Driest Driest since: 2017 2002
18th Wettest Wettest since: 2003 2003
Sep 2017–Jul 2018
11-Month
43.28"
(1,099.31mm)
38.22"
(970.79mm)
5.06"
(128.52mm)
100th Driest Driest since: 2017 2002
25th Wettest Wettest since: 2013 2019
Aug 2017–Jul 2018
12-Month
48.85"
(1,240.79mm)
42.59"
(1,081.79mm)
6.26"
(159.00mm)
105th Driest Driest since: 2017 2002
20th Wettest Wettest since: 2010 1972
Feb 2017–Jul 2018
18-Month
72.64"
(1,845.06mm)
64.45"
(1,637.03mm)
8.19"
(208.03mm)
111th Driest Driest since: 2017 1931
14th Wettest Wettest since: 2004 2019
Aug 2016–Jul 2018
24-Month
91.58"
(2,326.13mm)
85.06"
(2,160.52mm)
6.52"
(165.61mm)
94th Driest Driest since: 2017 1931
30th Wettest Wettest since: 2015 2004
Aug 2015–Jul 2018
36-Month
134.81"
(3,424.17mm)
127.68"
(3,243.07mm)
7.13"
(181.10mm)
92nd Driest Driest since: 2017 1967
31st Wettest Wettest since: 2016 2005
Ties: 1994
Aug 2014–Jul 2018
48-Month
180.87"
(4,594.10mm)
170.17"
(4,322.32mm)
10.70"
(271.78mm)
99th Driest Driest since: 2017 1966
23rd Wettest Wettest since: 2016 2006
Aug 2013–Jul 2018
60-Month
227.68"
(5,783.07mm)
212.59"
(5,399.79mm)
15.09"
(383.28mm)
99th Driest Driest since: 2017 1966
22nd Wettest Wettest since: 2016 1976

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 18, 2019 from https://www.ncdc.noaa.gov/cag/