Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Maryland

Precipitation Rankings, April 1947

View Period (Months):
Download: CSV JSON XML
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 1947
1-Month
2.88"
(73.15mm)
3.48"
(88.39mm)
-0.60"
(-15.24mm)
45th Driest
Driest since:
1985
84th Wettest
Wettest since:
1983
Mar–Apr 1947
2-Month
4.61"
(117.09mm)
7.26"
(184.40mm)
-2.65"
(-67.31mm)
12th Driest
Driest since:
1915
117th Wettest
Wettest since:
1983
Feb–Apr 1947
3-Month
6.16"
(156.46mm)
10.15"
(257.81mm)
-3.99"
(-101.35mm)
3rd Driest
Driest to Date
2006
126th Wettest
Wettest since:
1983
Jan–Apr 1947
4-Month
10.32"
(262.13mm)
13.51"
(343.15mm)
-3.19"
(-81.02mm)
16th Driest
Driest since:
1985
113th Wettest
Wettest since:
1998
Dec 1946–Apr 1947
5-Month
12.58"
(319.53mm)
16.79"
(426.47mm)
-4.21"
(-106.94mm)
12th Driest
Driest since:
1985
116th Wettest
Wettest since:
1937
Nov 1946–Apr 1947
6-Month
14.08"
(357.63mm)
19.78"
(502.41mm)
-5.70"
(-144.78mm)
6th Driest
Driest since:
1977
122nd Wettest
Wettest since:
1998
Oct 1946–Apr 1947
7-Month
16.81"
(426.97mm)
22.91"
(581.91mm)
-6.10"
(-154.94mm)
6th Driest
Driest since:
2002
122nd Wettest
Wettest since:
1984
Sep 1946–Apr 1947
8-Month
20.25"
(514.35mm)
26.46"
(672.08mm)
-6.21"
(-157.73mm)
9th Driest
Driest since:
1931
119th Wettest
Wettest since:
2019
Aug 1946–Apr 1947
9-Month
24.70"
(627.38mm)
30.83"
(783.08mm)
-6.13"
(-155.70mm)
10th Driest
Driest since:
1931
118th Wettest
Wettest since:
2019
Ties: 1969
Jul 1946–Apr 1947
10-Month
28.43"
(722.12mm)
34.99"
(888.75mm)
-6.56"
(-166.63mm)
13th Driest
Driest since:
1931
115th Wettest
Wettest since:
2019
Jun 1946–Apr 1947
11-Month
32.71"
(830.83mm)
38.83"
(986.28mm)
-6.12"
(-155.45mm)
15th Driest
Driest since:
1931
113th Wettest
Wettest since:
2019
May 1946–Apr 1947
12-Month
39.19"
(995.43mm)
42.55"
(1,080.77mm)
-3.36"
(-85.34mm)
36th Driest
Driest since:
1931
92nd Wettest
Wettest since:
2019
Nov 1945–Apr 1947
18-Month
57.44"
(1,458.98mm)
62.30"
(1,582.42mm)
-4.86"
(-123.44mm)
31st Driest
Driest since:
1931
96th Wettest
Wettest since:
2004
May 1945–Apr 1947
24-Month
87.52"
(2,223.01mm)
85.06"
(2,160.52mm)
2.46"
(62.49mm)
76th Driest
Driest since:
1931
51st Wettest
Wettest since:
2019
May 1944–Apr 1947
36-Month
126.04"
(3,201.42mm)
127.66"
(3,242.56mm)
-1.62"
(-41.14mm)
50th Driest
Driest since:
1967
76th Wettest
Wettest since:
2021
May 1943–Apr 1947
48-Month
165.10"
(4,193.54mm)
170.21"
(4,323.33mm)
-5.11"
(-129.79mm)
35th Driest
Driest since:
1968
90th Wettest
Wettest since:
2021
May 1942–Apr 1947
60-Month
212.82"
(5,405.63mm)
212.58"
(5,399.53mm)
0.24"
(6.10mm)
54th Driest
Driest since:
1967
70th Wettest
Wettest since:
2021

Citing This Page