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, October 1977

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
October 1977
1-Month
6.39"
(162.31mm)
3.50"
(88.90mm)
2.89"
(73.41mm)
114th Driest
Driest since:
1924
15th Wettest
Wettest since:
2005
Sep–Oct 1977
2-Month
12.66"
(321.56mm)
7.29"
(185.17mm)
5.37"
(136.39mm)
121st Driest
Driest since:
1914
8th Wettest
Wettest since:
2005
Aug–Oct 1977
3-Month
16.64"
(422.66mm)
11.19"
(284.23mm)
5.45"
(138.43mm)
116th Driest
Driest since:
1940
13th Wettest
Wettest since:
1955
Jul–Oct 1977
4-Month
19.59"
(497.59mm)
14.87"
(377.70mm)
4.72"
(119.89mm)
112th Driest
Driest since:
1968
17th Wettest
Wettest since:
2021
Jun–Oct 1977
5-Month
24.35"
(618.49mm)
18.52"
(470.41mm)
5.83"
(148.08mm)
115th Driest
Driest since:
1957
14th Wettest
Wettest since:
2021
May–Oct 1977
6-Month
27.62"
(701.55mm)
22.11"
(561.59mm)
5.51"
(139.96mm)
110th Driest
Driest since:
1964
19th Wettest
Wettest since:
2021
Apr–Oct 1977
7-Month
31.91"
(810.51mm)
26.02"
(660.91mm)
5.89"
(149.60mm)
108th Driest
Driest since:
1964
21st Wettest
Wettest since:
2021
Mar–Oct 1977
8-Month
38.04"
(966.22mm)
29.95"
(760.73mm)
8.09"
(205.49mm)
119th Driest
Driest since:
1957
10th Wettest
Wettest since:
2011
Feb–Oct 1977
9-Month
40.62"
(1,031.75mm)
33.16"
(842.26mm)
7.46"
(189.49mm)
114th Driest
Driest since:
1957
15th Wettest
Wettest since:
2011
Jan–Oct 1977
10-Month
44.19"
(1,122.43mm)
36.80"
(934.72mm)
7.39"
(187.71mm)
110th Driest
Driest since:
1957
19th Wettest
Wettest since:
2011
Ties: 1953
Dec 1976–Oct 1977
11-Month
47.21"
(1,199.13mm)
40.63"
(1,032.00mm)
6.58"
(167.13mm)
104th Driest
Driest since:
1957
24th Wettest
Wettest since:
2011
Nov 1976–Oct 1977
12-Month
48.23"
(1,225.04mm)
44.65"
(1,134.11mm)
3.58"
(90.93mm)
84th Driest
Driest since:
1965
44th Wettest
Wettest since:
2011
May 1976–Oct 1977
18-Month
72.31"
(1,836.67mm)
66.71"
(1,694.43mm)
5.60"
(142.24mm)
83rd Driest
Driest since:
1965
45th Wettest
Wettest since:
2006
Nov 1975–Oct 1977
24-Month
97.33"
(2,472.18mm)
89.26"
(2,267.20mm)
8.07"
(204.98mm)
88th Driest
Driest since:
1966
39th Wettest
Wettest since:
2009
Nov 1974–Oct 1977
36-Month
149.37"
(3,794.00mm)
133.87"
(3,400.30mm)
15.50"
(393.70mm)
103rd Driest
Driest since:
1966
23rd Wettest
Wettest since:
2011
Ties: 1973
Nov 1973–Oct 1977
48-Month
198.24"
(5,035.30mm)
178.50"
(4,533.90mm)
19.74"
(501.40mm)
106th Driest
Driest since:
1966
19th Wettest
Wettest since:
2011
Ties: 1974
Nov 1972–Oct 1977
60-Month
253.51"
(6,439.15mm)
223.14"
(5,667.76mm)
30.37"
(771.39mm)
113th Driest
Driest since:
1966
11th Wettest
Wettest since:
2009

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