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.

Maine

Precipitation Rankings, April 1978

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
April 1978
1-Month
3.11"
(78.99mm)
3.35"
(85.09mm)
-0.24"
(-6.10mm)
63rd Driest
Driest since:
1966
66th Wettest
Wettest since:
1983
Ties: 1916, 1921
Mar–Apr 1978
2-Month
6.16"
(156.46mm)
6.67"
(169.42mm)
-0.51"
(-12.96mm)
53rd Driest
Driest since:
1927
76th Wettest
Wettest since:
1983
Feb–Apr 1978
3-Month
7.22"
(183.39mm)
9.45"
(240.03mm)
-2.23"
(-56.64mm)
14th Driest
Driest since:
1905
115th Wettest
Wettest since:
1983
Jan–Apr 1978
4-Month
14.08"
(357.63mm)
12.75"
(323.85mm)
1.33"
(33.78mm)
97th Driest
Driest since:
2004
32nd Wettest
Wettest since:
1936
Dec 1977–Apr 1978
5-Month
19.30"
(490.22mm)
16.25"
(412.75mm)
3.05"
(77.47mm)
107th Driest
Driest since:
1905
21st Wettest
Wettest since:
1953
Nov 1977–Apr 1978
6-Month
22.59"
(573.79mm)
20.16"
(512.06mm)
2.43"
(61.73mm)
93rd Driest
Driest since:
1905
35th Wettest
Wettest since:
1951
Oct 1977–Apr 1978
7-Month
29.22"
(742.19mm)
23.88"
(606.55mm)
5.34"
(135.64mm)
112th Driest
Driest since:
1905
16th Wettest
Wettest since:
2006
Sep 1977–Apr 1978
8-Month
34.71"
(881.63mm)
27.57"
(700.28mm)
7.14"
(181.35mm)
122nd Driest
Driest since:
1985
6th Wettest
Wettest since:
2006
Aug 1977–Apr 1978
9-Month
39.31"
(998.47mm)
31.08"
(789.43mm)
8.23"
(209.04mm)
123rd Driest
Driest since:
1948
5th Wettest
Wettest since:
2006
Jul 1977–Apr 1978
10-Month
41.34"
(1,050.04mm)
34.86"
(885.44mm)
6.48"
(164.60mm)
113th Driest
Driest since:
1985
15th Wettest
Wettest since:
1955
Jun 1977–Apr 1978
11-Month
48.14"
(1,222.76mm)
38.61"
(980.69mm)
9.53"
(242.07mm)
123rd Driest
Driest since:
1948
5th Wettest
Wettest since:
1955
May 1977–Apr 1978
12-Month
49.85"
(1,266.19mm)
42.01"
(1,067.05mm)
7.84"
(199.14mm)
115th Driest
Driest since:
1915
13th Wettest
Wettest since:
1955
Nov 1976–Apr 1978
18-Month
69.35"
(1,761.49mm)
62.21"
(1,580.13mm)
7.14"
(181.36mm)
106th Driest
Driest since:
1966
21st Wettest
Wettest since:
1955
May 1976–Apr 1978
24-Month
99.15"
(2,518.41mm)
83.97"
(2,132.84mm)
15.18"
(385.57mm)
118th Driest
Driest since:
1966
9th Wettest
Wettest since:
2007
May 1975–Apr 1978
36-Month
144.26"
(3,664.20mm)
125.92"
(3,198.37mm)
18.34"
(465.83mm)
116th Driest
Driest since:
1967
10th Wettest
Wettest since:
2008
May 1974–Apr 1978
48-Month
184.28"
(4,680.71mm)
167.92"
(4,265.17mm)
16.36"
(415.54mm)
109th Driest
Driest since:
1967
16th Wettest
Wettest since:
2009
May 1973–Apr 1978
60-Month
236.34"
(6,003.04mm)
209.84"
(5,329.94mm)
26.50"
(673.10mm)
112th Driest
Driest since:
1969
12th Wettest
Wettest since:
2010

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