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 2011

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
October 2011
1-Month		7.26"
(184.40mm)		3.50"
(88.90mm)		3.76"
(95.50mm)		124th Driest
Driest since:
1924
5th Wettest
Wettest since:
2005
Sep–Oct 2011
2-Month		14.52"
(368.81mm)		7.29"
(185.17mm)		7.23"
(183.64mm)		126th Driest
Driest since:
1914
3rd Wettest
Wettest since:
2005
Aug–Oct 2011
3-Month		24.01"
(609.85mm)		11.19"
(284.23mm)		12.82"
(325.62mm)		127th Driest
Driest since:
1940
2nd Wettest
Wettest since:
1955
Jul–Oct 2011
4-Month		26.52"
(673.61mm)		14.87"
(377.70mm)		11.65"
(295.91mm)		126th Driest
Driest since:
1968
3rd Wettest
Wettest since:
2021
Jun–Oct 2011
5-Month		31.97"
(812.04mm)		18.52"
(470.41mm)		13.45"
(341.63mm)		126th Driest
Driest since:
1957
3rd Wettest
Wettest since:
2021
May–Oct 2011
6-Month		35.64"
(905.26mm)		22.11"
(561.59mm)		13.53"
(343.67mm)		126th Driest
Driest since:
1964
3rd Wettest
Wettest since:
2021
Apr–Oct 2011
7-Month		41.00"
(1,041.40mm)		26.02"
(660.91mm)		14.98"
(380.49mm)		127th Driest
Driest since:
1964
2nd Wettest
Wettest to Date
2021
Mar–Oct 2011
8-Month		44.89"
(1,140.21mm)		29.95"
(760.73mm)		14.94"
(379.48mm)		128th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2011
Feb–Oct 2011
9-Month		49.07"
(1,246.38mm)		33.16"
(842.26mm)		15.91"
(404.12mm)		128th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2011
Jan–Oct 2011
10-Month		52.62"
(1,336.55mm)		36.80"
(934.72mm)		15.82"
(401.83mm)		128th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2011
Dec 2010–Oct 2011
11-Month		56.68"
(1,439.67mm)		40.63"
(1,032.00mm)		16.05"
(407.67mm)		127th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2011
Nov 2010–Oct 2011
12-Month		60.50"
(1,536.70mm)		44.65"
(1,134.11mm)		15.85"
(402.59mm)		127th Driest
Driest since:
1965
1st Wettest
Wettest to Date
2011
May 2010–Oct 2011
18-Month		82.32"
(2,090.93mm)		66.71"
(1,694.43mm)		15.61"
(396.50mm)		121st Driest
Driest since:
1965
7th Wettest
Wettest since:
2006
Nov 2009–Oct 2011
24-Month		110.37"
(2,803.40mm)		89.26"
(2,267.20mm)		21.11"
(536.20mm)		124th Driest
Driest since:
1966
3rd Wettest
Wettest since:
2009
Nov 2008–Oct 2011
36-Month		164.84"
(4,186.94mm)		133.87"
(3,400.30mm)		30.97"
(786.64mm)		125th Driest
Driest since:
1966
1st Wettest
Wettest to Date
2011
Nov 2007–Oct 2011
48-Month		222.36"
(5,647.94mm)		178.50"
(4,533.90mm)		43.86"
(1,114.04mm)		124th Driest
Driest since:
1966
1st Wettest
Wettest to Date
2011
Nov 2006–Oct 2011
60-Month		267.02"
(6,782.31mm)		223.14"
(5,667.76mm)		43.88"
(1,114.55mm)		122nd Driest
Driest since:
1966
2nd Wettest
Wettest since:
2009

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