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, June 1966

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
June 1966
1-Month
1.86"
(47.24mm)
3.85"
(97.79mm)
-1.99"
(-50.55mm)
5th Driest
Driest since:
1988
124th Wettest
Wettest since:
1972
May–Jun 1966
2-Month
5.21"
(132.33mm)
7.58"
(192.53mm)
-2.37"
(-60.20mm)
15th Driest
Driest since:
1964
114th Wettest
Wettest since:
1972
Ties: 2010
Apr–Jun 1966
3-Month
9.19"
(233.43mm)
11.06"
(280.92mm)
-1.87"
(-47.49mm)
32nd Driest
Driest since:
1986
97th Wettest
Wettest since:
1972
Mar–Jun 1966
4-Month
10.71"
(272.03mm)
14.84"
(376.94mm)
-4.13"
(-104.91mm)
8th Driest
Driest since:
1986
121st Wettest
Wettest since:
1983
Feb–Jun 1966
5-Month
14.33"
(363.98mm)
17.72"
(450.09mm)
-3.39"
(-86.11mm)
18th Driest
Driest since:
1925
111th Wettest
Wettest since:
1972
Ties: 1904
Jan–Jun 1966
6-Month
18.15"
(461.01mm)
21.08"
(535.43mm)
-2.93"
(-74.42mm)
24th Driest
Driest since:
1986
105th Wettest
Wettest since:
1972
Dec 1965–Jun 1966
7-Month
18.91"
(480.31mm)
24.36"
(618.74mm)
-5.45"
(-138.43mm)
10th Driest
Driest since:
1986
118th Wettest
Wettest since:
1998
Nov 1965–Jun 1966
8-Month
19.73"
(501.14mm)
27.35"
(694.69mm)
-7.62"
(-193.55mm)
4th Driest
Driest since:
1977
124th Wettest
Wettest since:
1998
Oct 1965–Jun 1966
9-Month
22.00"
(558.80mm)
30.49"
(774.45mm)
-8.49"
(-215.65mm)
3rd Driest
Driest since:
1925
125th Wettest
Wettest since:
2003
Sep 1965–Jun 1966
10-Month
24.65"
(626.11mm)
34.04"
(864.62mm)
-9.39"
(-238.51mm)
3rd Driest
Driest since:
2002
125th Wettest
Wettest since:
2019
Aug 1965–Jun 1966
11-Month
29.43"
(747.52mm)
38.41"
(975.61mm)
-8.98"
(-228.09mm)
4th Driest
Driest since:
1931
124th Wettest
Wettest since:
1972
Jul 1965–Jun 1966
12-Month
32.91"
(835.91mm)
42.56"
(1,081.02mm)
-9.65"
(-245.11mm)
7th Driest
Driest since:
1931
121st Wettest
Wettest since:
2019
Ties: 1925
Jan 1965–Jun 1966
18-Month
49.45"
(1,256.03mm)
63.61"
(1,615.69mm)
-14.16"
(-359.66mm)
2nd Driest
Driest since:
1931
126th Wettest
Wettest since:
2019
Jul 1964–Jun 1966
24-Month
66.60"
(1,691.64mm)
85.04"
(2,160.02mm)
-18.44"
(-468.38mm)
2nd Driest
Driest since:
1931
125th Wettest
Wettest since:
2019
Jul 1963–Jun 1966
36-Month
104.20"
(2,646.68mm)
127.68"
(3,243.07mm)
-23.48"
(-596.39mm)
2nd Driest
Driest since:
1967
124th Wettest
Wettest since:
2021
Jul 1962–Jun 1966
48-Month
140.60"
(3,571.24mm)
170.20"
(4,323.08mm)
-29.60"
(-751.84mm)
2nd Driest
Driest since:
1967
123rd Wettest
Wettest since:
2021
Jul 1961–Jun 1966
60-Month
180.29"
(4,579.37mm)
212.61"
(5,400.29mm)
-32.32"
(-820.92mm)
3rd Driest
Driest since:
1967
121st Wettest
Wettest since:
2022

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