Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of October 2019. For more information, please see Climatological Rankings.


Massachusetts

Precipitation Rankings, May 1978

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1978
1-Month
4.40"
(111.76mm)
3.59"
(91.19mm)
0.81"
(20.57mm)
93rd Driest Driest since: 1977 1903
33rd Wettest Wettest since: 1973 1984
Apr–May 1978
2-Month
6.50"
(165.10mm)
7.49"
(190.25mm)
-0.99"
(-25.15mm)
45th Driest Driest since: 1975 1899
81st Wettest Wettest since: 1977 1901
Mar–May 1978
3-Month
9.35"
(237.49mm)
11.42"
(290.07mm)
-2.07"
(-52.58mm)
29th Driest Driest since: 1975 1915
97th Wettest Wettest since: 1977 1983
Ties: 2012
Feb–May 1978
4-Month
11.14"
(282.96mm)
14.64"
(371.86mm)
-3.50"
(-88.90mm)
20th Driest Driest since: 1966 1941
106th Wettest Wettest since: 1977 1983
Jan–May 1978
5-Month
19.64"
(498.86mm)
18.28"
(464.31mm)
1.36"
(34.55mm)
83rd Driest Driest since: 1976 1941
43rd Wettest Wettest since: 1977 1983
Dec 1977–May 1978
6-Month
25.70"
(652.78mm)
22.10"
(561.34mm)
3.60"
(91.44mm)
106th Driest Driest since: 1977 1941
19th Wettest Wettest since: 1974 1984
Nov 1977–May 1978
7-Month
29.53"
(750.06mm)
26.13"
(663.70mm)
3.40"
(86.36mm)
98th Driest Driest since: 1977 1905
27th Wettest Wettest since: 1974 1984
Oct 1977–May 1978
8-Month
35.92"
(912.37mm)
29.64"
(752.86mm)
6.28"
(159.51mm)
112th Driest Driest since: 1977 1905
13th Wettest Wettest since: 1973 1984
Sep 1977–May 1978
9-Month
42.19"
(1,071.63mm)
33.42"
(848.87mm)
8.77"
(222.76mm)
118th Driest Driest since: 1977 1965
7th Wettest Wettest since: 1973 1984
Aug 1977–May 1978
10-Month
46.17"
(1,172.72mm)
37.32"
(947.93mm)
8.85"
(224.79mm)
118th Driest Driest since: 1977 1985
7th Wettest Wettest since: 1976 2019
Ties: 1997
Jul 1977–May 1978
11-Month
49.12"
(1,247.65mm)
40.98"
(1,040.89mm)
8.14"
(206.76mm)
113th Driest Driest since: 1977 1965
12th Wettest Wettest since: 1976 2019
Jun 1977–May 1978
12-Month
53.88"
(1,368.55mm)
44.60"
(1,132.84mm)
9.28"
(235.71mm)
112th Driest Driest since: 1977 1965
13th Wettest Wettest since: 1976 2019
Dec 1976–May 1978
18-Month
76.74"
(1,949.20mm)
66.72"
(1,694.69mm)
10.02"
(254.51mm)
107th Driest Driest since: 1977 1966
17th Wettest Wettest since: 1976 1984
Jun 1976–May 1978
24-Month
98.03"
(2,489.96mm)
89.17"
(2,264.92mm)
8.86"
(225.04mm)
94th Driest Driest since: 1975 1966
30th Wettest Wettest since: 1977 1984
Jun 1975–May 1978
36-Month
154.35"
(3,920.49mm)
133.81"
(3,398.77mm)
20.54"
(521.72mm)
114th Driest Driest since: 1977 1966
9th Wettest Wettest to Date 2007
Jun 1974–May 1978
48-Month
198.00"
(5,029.20mm)
178.51"
(4,534.15mm)
19.49"
(495.05mm)
109th Driest Driest since: 1977 1966
13th Wettest Wettest since: 1976 2010
Jun 1973–May 1978
60-Month
247.41"
(6,284.21mm)
223.07"
(5,665.98mm)
24.34"
(618.23mm)
108th Driest Driest since: 1975 1966
13th Wettest Wettest since: 1977 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/