Statewide Rankings

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Month:

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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 2021

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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 2021 1-Month	6.76" (171.70mm)	3.50" (88.90mm)	3.26" (82.80mm)	119th Driest	Driest since: 2020	1924
October 2021 1-Month	6.76" (171.70mm)	3.50" (88.90mm)	3.26" (82.80mm)	10th Wettest	Wettest since: 2017	2005
Sep–Oct 2021 2-Month	14.24" (361.70mm)	7.29" (185.17mm)	6.95" (176.53mm)	125th Driest	Driest since: 2020	1914
Sep–Oct 2021 2-Month	14.24" (361.70mm)	7.29" (185.17mm)	6.95" (176.53mm)	4th Wettest	Wettest since: 2011	2005
Aug–Oct 2021 3-Month	19.41" (493.01mm)	11.19" (284.23mm)	8.22" (208.78mm)	125th Driest	Driest since: 2020	1940
Aug–Oct 2021 3-Month	19.41" (493.01mm)	11.19" (284.23mm)	8.22" (208.78mm)	4th Wettest	Wettest since: 2011	1955
Jul–Oct 2021 4-Month	29.82" (757.43mm)	14.87" (377.70mm)	14.95" (379.73mm)	128th Driest	Driest since: 2020	1968
Jul–Oct 2021 4-Month	29.82" (757.43mm)	14.87" (377.70mm)	14.95" (379.73mm)	1st Wettest	Wettest to Date	2021
Jun–Oct 2021 5-Month	32.31" (820.67mm)	18.52" (470.41mm)	13.79" (350.26mm)	128th Driest	Driest since: 2020	1957
Jun–Oct 2021 5-Month	32.31" (820.67mm)	18.52" (470.41mm)	13.79" (350.26mm)	1st Wettest	Wettest to Date	2021
May–Oct 2021 6-Month	37.45" (951.23mm)	22.11" (561.59mm)	15.34" (389.64mm)	128th Driest	Driest since: 2020	1964
May–Oct 2021 6-Month	37.45" (951.23mm)	22.11" (561.59mm)	15.34" (389.64mm)	1st Wettest	Wettest to Date	2021
Apr–Oct 2021 7-Month	41.79" (1,061.47mm)	26.02" (660.91mm)	15.77" (400.56mm)	128th Driest	Driest since: 2020	1964
Apr–Oct 2021 7-Month	41.79" (1,061.47mm)	26.02" (660.91mm)	15.77" (400.56mm)	1st Wettest	Wettest to Date	2021
Mar–Oct 2021 8-Month	43.98" (1,117.09mm)	29.95" (760.73mm)	14.03" (356.36mm)	127th Driest	Driest since: 2020	1957
Mar–Oct 2021 8-Month	43.98" (1,117.09mm)	29.95" (760.73mm)	14.03" (356.36mm)	2nd Wettest	Wettest since: 2011	2011
Feb–Oct 2021 9-Month	47.19" (1,198.63mm)	33.16" (842.26mm)	14.03" (356.37mm)	127th Driest	Driest since: 2020	1957
Feb–Oct 2021 9-Month	47.19" (1,198.63mm)	33.16" (842.26mm)	14.03" (356.37mm)	2nd Wettest	Wettest since: 2011	2011
Jan–Oct 2021 10-Month	49.46" (1,256.28mm)	36.80" (934.72mm)	12.66" (321.56mm)	126th Driest	Driest since: 2020	1957
Jan–Oct 2021 10-Month	49.46" (1,256.28mm)	36.80" (934.72mm)	12.66" (321.56mm)	3rd Wettest	Wettest since: 2011	2011
Dec 2020–Oct 2021 11-Month	55.83" (1,418.08mm)	40.63" (1,032.00mm)	15.20" (386.08mm)	126th Driest	Driest since: 2020	1957
Dec 2020–Oct 2021 11-Month	55.83" (1,418.08mm)	40.63" (1,032.00mm)	15.20" (386.08mm)	2nd Wettest	Wettest since: 2011	2011
Nov 2020–Oct 2021 12-Month	59.63" (1,514.60mm)	44.65" (1,134.11mm)	14.98" (380.49mm)	126th Driest	Driest since: 2020	1965
Nov 2020–Oct 2021 12-Month	59.63" (1,514.60mm)	44.65" (1,134.11mm)	14.98" (380.49mm)	2nd Wettest	Wettest since: 2011	2011
May 2020–Oct 2021 18-Month	77.64" (1,972.06mm)	66.71" (1,694.43mm)	10.93" (277.63mm)	107th Driest	Driest since: 2020	1965
May 2020–Oct 2021 18-Month	77.64" (1,972.06mm)	66.71" (1,694.43mm)	10.93" (277.63mm)	21st Wettest	Wettest since: 2019	2006
Nov 2019–Oct 2021 24-Month	102.21" (2,596.13mm)	89.26" (2,267.20mm)	12.95" (328.93mm)	111th Driest	Driest since: 2020	1966
Nov 2019–Oct 2021 24-Month	102.21" (2,596.13mm)	89.26" (2,267.20mm)	12.95" (328.93mm)	16th Wettest	Wettest since: 2019	2009
Nov 2018–Oct 2021 36-Month	157.30" (3,995.42mm)	133.87" (3,400.30mm)	23.43" (595.12mm)	118th Driest	Driest since: 2020	1966
Nov 2018–Oct 2021 36-Month	157.30" (3,995.42mm)	133.87" (3,400.30mm)	23.43" (595.12mm)	8th Wettest	Wettest since: 2011	2011
Nov 2017–Oct 2021 48-Month	210.07" (5,335.78mm)	178.50" (4,533.90mm)	31.57" (801.88mm)	120th Driest	Driest since: 2020	1966
Nov 2017–Oct 2021 48-Month	210.07" (5,335.78mm)	178.50" (4,533.90mm)	31.57" (801.88mm)	5th Wettest	Wettest since: 2011	2011
Nov 2016–Oct 2021 60-Month	258.66" (6,569.96mm)	223.14" (5,667.76mm)	35.52" (902.20mm)	117th Driest	Driest since: 2020	1966
Nov 2016–Oct 2021 60-Month	258.66" (6,569.96mm)	223.14" (5,667.76mm)	35.52" (902.20mm)	7th Wettest	Wettest since: 2012	2009

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings