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 1900

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1900
1-Month 		3.71"
(94.23mm)		 3.50"
(88.90mm)		 0.21"
(5.33mm)		 71st Driest
Driest since:
 1924
58th Wettest
Wettest since:
 2005
Sep–Oct 1900
2-Month 		7.02"
(178.31mm)		 7.29"
(185.17mm)		 -0.27"
(-6.86mm)		 61st Driest
Driest since:
 1914
68th Wettest
Wettest since:
 2005
Aug–Oct 1900
3-Month 		9.95"
(252.73mm)		 11.19"
(284.23mm)		 -1.24"
(-31.50mm)		 40th Driest
Driest since:
 1940
89th Wettest
Wettest since:
 1955
Jul–Oct 1900
4-Month 		12.97"
(329.44mm)		 14.87"
(377.70mm)		 -1.90"
(-48.26mm)		 32nd Driest
Driest to Date
 1968
97th Wettest
Wettest since:
 2021
Jun–Oct 1900
5-Month 		15.86"
(402.84mm)		 18.52"
(470.41mm)		 -2.66"
(-67.57mm)		 30th Driest
Driest to Date
 1957
99th Wettest
Wettest since:
 2021
May–Oct 1900
6-Month 		20.09"
(510.29mm)		 22.11"
(561.59mm)		 -2.02"
(-51.30mm)		 38th Driest
Driest since:
 1964
91st Wettest
Wettest since:
 2021
Apr–Oct 1900
7-Month 		22.13"
(562.10mm)		 26.02"
(660.91mm)		 -3.89"
(-98.81mm)		 24th Driest
Driest since:
 1964
105th Wettest
Wettest since:
 2021
Mar–Oct 1900
8-Month 		27.72"
(704.09mm)		 29.95"
(760.73mm)		 -2.23"
(-56.64mm)		 37th Driest
Driest to Date
 1957
92nd Wettest
Wettest since:
 2011
Feb–Oct 1900
9-Month 		35.04"
(890.02mm)		 33.16"
(842.26mm)		 1.88"
(47.76mm)		 77th Driest
Driest since:
 1957
52nd Wettest
Wettest since:
 2011
Jan–Oct 1900
10-Month 		39.38"
(1,000.25mm)		 36.80"
(934.72mm)		 2.58"
(65.53mm)		 86th Driest
Driest since:
 1957
43rd Wettest
Wettest since:
 2011
Dec 1899–Oct 1900
11-Month 		41.23"
(1,047.24mm)		 40.63"
(1,032.00mm)		 0.60"
(15.24mm)		 67th Driest
Driest since:
 1957
61st Wettest
Wettest since:
 2011
Nov 1899–Oct 1900
12-Month 		43.28"
(1,099.31mm)		 44.65"
(1,134.11mm)		 -1.37"
(-34.80mm)		 51st Driest
Driest since:
 1965
77th Wettest
Wettest since:
 2011
May 1899–Oct 1900
18-Month 		62.83"
(1,595.88mm)		 66.71"
(1,694.43mm)		 -3.88"
(-98.55mm)		 31st Driest
Driest to Date
 1965
97th Wettest
Wettest since:
 2006
Nov 1898–Oct 1900
24-Month 		88.95"
(2,259.33mm)		 89.26"
(2,267.20mm)		 -0.31"
(-7.87mm)		 56th Driest
Driest since:
 1966
71st Wettest
Wettest since:
 2009
Nov 1897–Oct 1900
36-Month 		145.90"
(3,705.86mm)		 133.87"
(3,400.30mm)		 12.03"
(305.56mm)		 94th Driest
Driest since:
 1966
32nd Wettest
Wettest to Date
 2011
Nov 1896–Oct 1900
48-Month 		188.76"
(4,794.50mm)		 178.50"
(4,533.90mm)		 10.26"
(260.60mm)		 79th Driest
Driest to Date
 1966
46th Wettest
Wettest since:
 2011
Nov 1895–Oct 1900
60-Month 		234.76"
(5,962.90mm)		 223.14"
(5,667.76mm)		 11.62"
(295.14mm)		 82nd Driest
Driest to Date
 1966
42nd Wettest
Wettest to Date
 2009

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