Statewide Rankings

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Month:

State:

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, May 2012

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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
May 2012 1-Month	4.79" (121.67mm)	3.59" (91.19mm)	1.20" (30.48mm)	102nd Driest	Driest since: 2011	1903
May 2012 1-Month	4.79" (121.67mm)	3.59" (91.19mm)	1.20" (30.48mm)	27th Wettest	Wettest since: 2006	1984
Apr–May 2012 2-Month	7.69" (195.33mm)	7.49" (190.25mm)	0.20" (5.08mm)	74th Driest	Driest since: 2010	1899
Apr–May 2012 2-Month	7.69" (195.33mm)	7.49" (190.25mm)	0.20" (5.08mm)	55th Wettest	Wettest since: 2011	1901
Mar–May 2012 3-Month	9.35" (237.49mm)	11.42" (290.07mm)	-2.07" (-52.58mm)	30th Driest	Driest since: 1995	1915
	9.35" (237.49mm)	11.42" (290.07mm)	-2.07" (-52.58mm)	99th Wettest	Wettest since: 2011	1983
	Ties: 1978
Feb–May 2012 4-Month	10.43" (264.92mm)	14.64" (371.86mm)	-4.21" (-106.94mm)	9th Driest	Driest since: 1995	1941
Feb–May 2012 4-Month	10.43" (264.92mm)	14.64" (371.86mm)	-4.21" (-106.94mm)	120th Wettest	Wettest since: 2011	1983
Jan–May 2012 5-Month	13.65" (346.71mm)	18.28" (464.31mm)	-4.63" (-117.60mm)	11th Driest	Driest since: 1992	1941
Jan–May 2012 5-Month	13.65" (346.71mm)	18.28" (464.31mm)	-4.63" (-117.60mm)	118th Wettest	Wettest since: 2011	1983
Dec 2011–May 2012 6-Month	18.10" (459.74mm)	22.10" (561.34mm)	-4.00" (-101.60mm)	17th Driest	Driest since: 1992	1941
Dec 2011–May 2012 6-Month	18.10" (459.74mm)	22.10" (561.34mm)	-4.00" (-101.60mm)	111th Wettest	Wettest since: 2011	1984
Nov 2011–May 2012 7-Month	21.86" (555.24mm)	26.13" (663.70mm)	-4.27" (-108.46mm)	20th Driest	Driest since: 1992	1905
Nov 2011–May 2012 7-Month	21.86" (555.24mm)	26.13" (663.70mm)	-4.27" (-108.46mm)	108th Wettest	Wettest since: 2011	1984
Oct 2011–May 2012 8-Month	29.12" (739.65mm)	29.64" (752.86mm)	-0.52" (-13.21mm)	54th Driest	Driest since: 2002	1905
Oct 2011–May 2012 8-Month	29.12" (739.65mm)	29.64" (752.86mm)	-0.52" (-13.21mm)	74th Wettest	Wettest since: 2011	1984
Sep 2011–May 2012 9-Month	36.38" (924.05mm)	33.42" (848.87mm)	2.96" (75.18mm)	86th Driest	Driest since: 2002	1965
Sep 2011–May 2012 9-Month	36.38" (924.05mm)	33.42" (848.87mm)	2.96" (75.18mm)	42nd Wettest	Wettest since: 2011	1984
Aug 2011–May 2012 10-Month	45.87" (1,165.10mm)	37.32" (947.93mm)	8.55" (217.17mm)	118th Driest	Driest since: 2011	1985
Aug 2011–May 2012 10-Month	45.87" (1,165.10mm)	37.32" (947.93mm)	8.55" (217.17mm)	10th Wettest	Wettest since: 2006	2019
Jul 2011–May 2012 11-Month	48.38" (1,228.85mm)	40.98" (1,040.89mm)	7.40" (187.96mm)	109th Driest	Driest since: 2011	1965
Jul 2011–May 2012 11-Month	48.38" (1,228.85mm)	40.98" (1,040.89mm)	7.40" (187.96mm)	19th Wettest	Wettest since: 2010	2019
Jun 2011–May 2012 12-Month	53.83" (1,367.28mm)	44.60" (1,132.84mm)	9.23" (234.44mm)	113th Driest	Driest since: 2011	1965
Jun 2011–May 2012 12-Month	53.83" (1,367.28mm)	44.60" (1,132.84mm)	9.23" (234.44mm)	15th Wettest	Wettest since: 2010	2019
Dec 2010–May 2012 18-Month	78.54" (1,994.92mm)	66.72" (1,694.69mm)	11.82" (300.23mm)	117th Driest	Driest since: 2011	1966
Dec 2010–May 2012 18-Month	78.54" (1,994.92mm)	66.72" (1,694.69mm)	11.82" (300.23mm)	10th Wettest	Wettest since: 2010	1984
Jun 2010–May 2012 24-Month	101.44" (2,576.58mm)	89.17" (2,264.92mm)	12.27" (311.66mm)	106th Driest	Driest since: 2009	1966
Jun 2010–May 2012 24-Month	101.44" (2,576.58mm)	89.17" (2,264.92mm)	12.27" (311.66mm)	21st Wettest	Wettest since: 2011	1984
Jun 2009–May 2012 36-Month	159.22" (4,044.19mm)	133.81" (3,398.77mm)	25.41" (645.42mm)	123rd Driest	Driest since: 2011	1966
Jun 2009–May 2012 36-Month	159.22" (4,044.19mm)	133.81" (3,398.77mm)	25.41" (645.42mm)	3rd Wettest	Wettest since: 2007	2007
Jun 2008–May 2012 48-Month	212.81" (5,405.37mm)	178.51" (4,534.15mm)	34.30" (871.22mm)	123rd Driest	Driest since: 2011	1966
Jun 2008–May 2012 48-Month	212.81" (5,405.37mm)	178.51" (4,534.15mm)	34.30" (871.22mm)	2nd Wettest	Wettest since: 2010	2010
Jun 2007–May 2012 60-Month	259.46" (6,590.28mm)	223.07" (5,665.98mm)	36.39" (924.30mm)	119th Driest	Driest since: 2008	1966
Jun 2007–May 2012 60-Month	259.46" (6,590.28mm)	223.07" (5,665.98mm)	36.39" (924.30mm)	5th Wettest	Wettest since: 2011	2010

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings