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, December 1901

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1901
1-Month
8.57"
(217.68mm)
3.84"
(97.54mm)
4.73"
(120.14mm)
126th Driest
Driest since:
1943
2nd Wettest
Wettest to Date
1973
Nov–Dec 1901
2-Month
10.72"
(272.29mm)
7.85"
(199.39mm)
2.87"
(72.90mm)
112th Driest
Driest since:
1917
16th Wettest
Wettest since:
1969
Oct–Dec 1901
3-Month
13.91"
(353.31mm)
11.35"
(288.29mm)
2.56"
(65.02mm)
94th Driest
Driest since:
1924
34th Wettest
Wettest since:
2005
Sep–Dec 1901
4-Month
17.29"
(439.17mm)
15.13"
(384.30mm)
2.16"
(54.87mm)
89th Driest
Driest since:
1908
39th Wettest
Wettest since:
2005
Aug–Dec 1901
5-Month
21.94"
(557.28mm)
19.04"
(483.62mm)
2.90"
(73.66mm)
95th Driest
Driest since:
2001
33rd Wettest
Wettest since:
2011
Ties: 1995
Jul–Dec 1901
6-Month
26.72"
(678.69mm)
22.72"
(577.09mm)
4.00"
(101.60mm)
99th Driest
Driest since:
1965
29th Wettest
Wettest since:
2018
Jun–Dec 1901
7-Month
28.34"
(719.84mm)
26.37"
(669.80mm)
1.97"
(50.04mm)
82nd Driest
Driest since:
1949
46th Wettest
Wettest since:
2011
May–Dec 1901
8-Month
34.78"
(883.41mm)
29.96"
(760.98mm)
4.82"
(122.43mm)
101st Driest
Driest since:
1965
27th Wettest
Wettest since:
2011
Apr–Dec 1901
9-Month
42.35"
(1,075.69mm)
33.86"
(860.04mm)
8.49"
(215.65mm)
112th Driest
Driest since:
1965
16th Wettest
Wettest to Date
2011
Mar–Dec 1901
10-Month
48.61"
(1,234.69mm)
37.79"
(959.87mm)
10.82"
(274.82mm)
119th Driest
Driest since:
1965
9th Wettest
Wettest to Date
2011
Feb–Dec 1901
11-Month
49.46"
(1,256.28mm)
41.01"
(1,041.65mm)
8.45"
(214.63mm)
112th Driest
Driest since:
1965
16th Wettest
Wettest to Date
1972
Jan–Dec 1901
12-Month
51.37"
(1,304.80mm)
44.65"
(1,134.11mm)
6.72"
(170.69mm)
104th Driest
Driest since:
1965
24th Wettest
Wettest since:
2018
Jul 1900–Dec 1901
18-Month
72.69"
(1,846.33mm)
67.35"
(1,710.69mm)
5.34"
(135.64mm)
86th Driest
Driest since:
1965
41st Wettest
Wettest since:
2019
Jan 1900–Dec 1901
24-Month
99.10"
(2,517.14mm)
89.27"
(2,267.46mm)
9.83"
(249.68mm)
100th Driest
Driest since:
1965
27th Wettest
Wettest since:
2019
Jan 1899–Dec 1901
36-Month
139.60"
(3,545.84mm)
133.83"
(3,399.28mm)
5.77"
(146.56mm)
77th Driest
Driest since:
1966
49th Wettest
Wettest since:
2011
Jan 1898–Dec 1901
48-Month
193.49"
(4,914.65mm)
178.43"
(4,532.12mm)
15.06"
(382.53mm)
95th Driest
Driest since:
1966
30th Wettest
Wettest to Date
2011
Jan 1897–Dec 1901
60-Month
243.21"
(6,177.53mm)
223.12"
(5,667.25mm)
20.09"
(510.28mm)
103rd Driest
Driest since:
1966
21st Wettest
Wettest to Date
2009

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