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.

Massachusetts

Precipitation Rankings, August 1978

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
August 1978
1-Month
5.30"
(134.62mm)
3.90"
(99.06mm)
1.40"
(35.56mm)
104th Driest
Driest since:
1984
25th Wettest
Wettest since:
1955
Jul–Aug 1978
2-Month
8.03"
(203.96mm)
7.58"
(192.53mm)
0.45"
(11.43mm)
81st Driest
Driest since:
1968
48th Wettest
Wettest since:
1955
Jun–Aug 1978
3-Month
11.16"
(283.46mm)
11.24"
(285.50mm)
-0.08"
(-2.04mm)
67th Driest
Driest since:
1949
62nd Wettest
Wettest since:
1938
May–Aug 1978
4-Month
15.56"
(395.22mm)
14.83"
(376.68mm)
0.73"
(18.54mm)
72nd Driest
Driest since:
1964
57th Wettest
Wettest since:
2006
Apr–Aug 1978
5-Month
17.66"
(448.56mm)
18.73"
(475.74mm)
-1.07"
(-27.18mm)
51st Driest
Driest since:
1965
78th Wettest
Wettest since:
2006
Mar–Aug 1978
6-Month
20.51"
(520.95mm)
22.66"
(575.56mm)
-2.15"
(-54.61mm)
37th Driest
Driest since:
1965
92nd Wettest
Wettest since:
1901
Feb–Aug 1978
7-Month
22.30"
(566.42mm)
25.87"
(657.10mm)
-3.57"
(-90.68mm)
25th Driest
Driest since:
1957
104th Wettest
Wettest since:
1984
Jan–Aug 1978
8-Month
30.80"
(782.32mm)
29.51"
(749.55mm)
1.29"
(32.77mm)
73rd Driest
Driest since:
1957
56th Wettest
Wettest since:
1979
Dec 1977–Aug 1978
9-Month
36.86"
(936.24mm)
33.34"
(846.84mm)
3.52"
(89.40mm)
94th Driest
Driest since:
1965
34th Wettest
Wettest since:
1984
Nov 1977–Aug 1978
10-Month
40.69"
(1,033.53mm)
37.36"
(948.94mm)
3.33"
(84.59mm)
90th Driest
Driest since:
1965
38th Wettest
Wettest since:
1984
Oct 1977–Aug 1978
11-Month
47.08"
(1,195.83mm)
40.88"
(1,038.35mm)
6.20"
(157.48mm)
104th Driest
Driest since:
1965
24th Wettest
Wettest since:
2006
Sep 1977–Aug 1978
12-Month
53.35"
(1,355.09mm)
44.66"
(1,134.36mm)
8.69"
(220.73mm)
116th Driest
Driest since:
1965
12th Wettest
Wettest since:
2006
Mar 1977–Aug 1978
18-Month
78.73"
(1,999.74mm)
67.23"
(1,707.64mm)
11.50"
(292.10mm)
118th Driest
Driest since:
1966
10th Wettest
Wettest since:
1984
Sep 1976–Aug 1978
24-Month
96.37"
(2,447.80mm)
89.21"
(2,265.93mm)
7.16"
(181.87mm)
90th Driest
Driest since:
1966
37th Wettest
Wettest since:
2006
Ties: 1985
Sep 1975–Aug 1978
36-Month
150.58"
(3,824.73mm)
133.85"
(3,399.79mm)
16.73"
(424.94mm)
109th Driest
Driest since:
1966
17th Wettest
Wettest since:
2008
Sep 1974–Aug 1978
48-Month
199.86"
(5,076.44mm)
178.47"
(4,533.14mm)
21.39"
(543.30mm)
111th Driest
Driest since:
1966
14th Wettest
Wettest since:
2009
Sep 1973–Aug 1978
60-Month
245.53"
(6,236.46mm)
223.07"
(5,665.98mm)
22.46"
(570.48mm)
105th Driest
Driest since:
1966
19th Wettest
Wettest since:
2009

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