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 2002

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 2002
1-Month
3.73"
(94.74mm)
3.48"
(88.39mm)
0.25"
(6.35mm)
83rd Driest
Driest since:
1985
46th Wettest
Wettest since:
1983
Mar–Apr 2002
2-Month
7.95"
(201.93mm)
7.26"
(184.40mm)
0.69"
(17.53mm)
88th Driest
Driest since:
1915
41st Wettest
Wettest since:
1983
Feb–Apr 2002
3-Month
8.53"
(216.66mm)
10.15"
(257.81mm)
-1.62"
(-41.15mm)
30th Driest
Driest since:
2006
99th Wettest
Wettest since:
1983
Jan–Apr 2002
4-Month
10.85"
(275.59mm)
13.51"
(343.15mm)
-2.66"
(-67.56mm)
21st Driest
Driest since:
1985
108th Wettest
Wettest since:
1998
Dec 2001–Apr 2002
5-Month
12.70"
(322.58mm)
16.79"
(426.47mm)
-4.09"
(-103.89mm)
15th Driest
Driest since:
1985
113th Wettest
Wettest since:
1937
Ties: 1967
Nov 2001–Apr 2002
6-Month
13.71"
(348.23mm)
19.78"
(502.41mm)
-6.07"
(-154.18mm)
3rd Driest
Driest since:
1977
125th Wettest
Wettest since:
1998
Oct 2001–Apr 2002
7-Month
14.63"
(371.60mm)
22.91"
(581.91mm)
-8.28"
(-210.31mm)
1st Driest
Driest since:
2002
127th Wettest
Wettest since:
1984
Sep 2001–Apr 2002
8-Month
17.03"
(432.56mm)
26.46"
(672.08mm)
-9.43"
(-239.52mm)
2nd Driest
Driest since:
1931
126th Wettest
Wettest since:
2019
Aug 2001–Apr 2002
9-Month
21.34"
(542.04mm)
30.83"
(783.08mm)
-9.49"
(-241.04mm)
2nd Driest
Driest since:
1931
126th Wettest
Wettest since:
2019
Jul 2001–Apr 2002
10-Month
25.82"
(655.83mm)
34.99"
(888.75mm)
-9.17"
(-232.92mm)
2nd Driest
Driest since:
1931
126th Wettest
Wettest since:
2019
Jun 2001–Apr 2002
11-Month
30.47"
(773.94mm)
38.83"
(986.28mm)
-8.36"
(-212.34mm)
4th Driest
Driest since:
1931
124th Wettest
Wettest since:
2019
May 2001–Apr 2002
12-Month
34.91"
(886.71mm)
42.55"
(1,080.77mm)
-7.64"
(-194.06mm)
9th Driest
Driest since:
1931
119th Wettest
Wettest since:
2019
Nov 2000–Apr 2002
18-Month
51.74"
(1,314.20mm)
62.30"
(1,582.42mm)
-10.56"
(-268.22mm)
6th Driest
Driest since:
1931
121st Wettest
Wettest since:
2004
May 2000–Apr 2002
24-Month
76.11"
(1,933.19mm)
85.06"
(2,160.52mm)
-8.95"
(-227.33mm)
14th Driest
Driest since:
1931
113th Wettest
Wettest since:
2019
May 1999–Apr 2002
36-Month
119.75"
(3,041.65mm)
127.66"
(3,242.56mm)
-7.91"
(-200.91mm)
23rd Driest
Driest since:
1967
103rd Wettest
Wettest since:
2021
May 1998–Apr 2002
48-Month
156.05"
(3,963.67mm)
170.21"
(4,323.33mm)
-14.16"
(-359.66mm)
10th Driest
Driest since:
1968
115th Wettest
Wettest since:
2021
May 1997–Apr 2002
60-Month
203.67"
(5,173.22mm)
212.58"
(5,399.53mm)
-8.91"
(-226.31mm)
27th Driest
Driest since:
1967
97th Wettest
Wettest since:
2021

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