Statewide Rankings

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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, December 1966

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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
December 1966 1-Month	2.83" (71.88mm)	3.84" (97.54mm)	-1.01" (-25.66mm)	32nd Driest	Driest since: 1965	1943
December 1966 1-Month	2.83" (71.88mm)	3.84" (97.54mm)	-1.01" (-25.66mm)	97th Wettest	Wettest since: 1964	1973
Nov–Dec 1966 2-Month	7.12" (180.85mm)	7.85" (199.39mm)	-0.73" (-18.54mm)	52nd Driest	Driest since: 1965	1917
Nov–Dec 1966 2-Month	7.12" (180.85mm)	7.85" (199.39mm)	-0.73" (-18.54mm)	77th Wettest	Wettest since: 1963	1969
Oct–Dec 1966 3-Month	10.66" (270.76mm)	11.35" (288.29mm)	-0.69" (-17.53mm)	53rd Driest	Driest since: 1965	1924
Oct–Dec 1966 3-Month	10.66" (270.76mm)	11.35" (288.29mm)	-0.69" (-17.53mm)	76th Wettest	Wettest since: 1962	2005
Sep–Dec 1966 4-Month	15.78" (400.81mm)	15.13" (384.30mm)	0.65" (16.51mm)	66th Driest	Driest since: 1965	1908
Sep–Dec 1966 4-Month	15.78" (400.81mm)	15.13" (384.30mm)	0.65" (16.51mm)	63rd Wettest	Wettest since: 1962	2005
Aug–Dec 1966 5-Month	17.75" (450.85mm)	19.04" (483.62mm)	-1.29" (-32.77mm)	47th Driest	Driest since: 1965	2001
Aug–Dec 1966 5-Month	17.75" (450.85mm)	19.04" (483.62mm)	-1.29" (-32.77mm)	82nd Wettest	Wettest since: 1962	2011
Jul–Dec 1966 6-Month	20.98" (532.89mm)	22.72" (577.09mm)	-1.74" (-44.20mm)	43rd Driest	Driest since: 1965	1965
Jul–Dec 1966 6-Month	20.98" (532.89mm)	22.72" (577.09mm)	-1.74" (-44.20mm)	86th Wettest	Wettest since: 1962	2018
Jun–Dec 1966 7-Month	23.30" (591.82mm)	26.37" (669.80mm)	-3.07" (-77.98mm)	30th Driest	Driest since: 1965	1949
Jun–Dec 1966 7-Month	23.30" (591.82mm)	26.37" (669.80mm)	-3.07" (-77.98mm)	99th Wettest	Wettest since: 1962	2011
May–Dec 1966 8-Month	27.05" (687.07mm)	29.96" (760.98mm)	-2.91" (-73.91mm)	32nd Driest	Driest since: 1965	1965
May–Dec 1966 8-Month	27.05" (687.07mm)	29.96" (760.98mm)	-2.91" (-73.91mm)	97th Wettest	Wettest since: 1962	2011
Apr–Dec 1966 9-Month	28.25" (717.55mm)	33.86" (860.04mm)	-5.61" (-142.49mm)	16th Driest	Driest since: 1965	1965
Apr–Dec 1966 9-Month	28.25" (717.55mm)	33.86" (860.04mm)	-5.61" (-142.49mm)	113th Wettest	Wettest since: 1962	2011
Mar–Dec 1966 10-Month	30.75" (781.05mm)	37.79" (959.87mm)	-7.04" (-178.82mm)	13th Driest	Driest since: 1965	1965
Mar–Dec 1966 10-Month	30.75" (781.05mm)	37.79" (959.87mm)	-7.04" (-178.82mm)	116th Wettest	Wettest since: 1963	2011
Feb–Dec 1966 11-Month	33.94" (862.08mm)	41.01" (1,041.65mm)	-7.07" (-179.57mm)	12th Driest	Driest since: 1965	1965
Feb–Dec 1966 11-Month	33.94" (862.08mm)	41.01" (1,041.65mm)	-7.07" (-179.57mm)	117th Wettest	Wettest since: 1963	1972
Jan–Dec 1966 12-Month	37.65" (956.31mm)	44.65" (1,134.11mm)	-7.00" (-177.80mm)	13th Driest	Driest since: 1965	1965
Jan–Dec 1966 12-Month	37.65" (956.31mm)	44.65" (1,134.11mm)	-7.00" (-177.80mm)	116th Wettest	Wettest since: 1963	2018
Jul 1965–Dec 1966 18-Month	52.87" (1,342.90mm)	67.35" (1,710.69mm)	-14.48" (-367.79mm)	4th Driest	Driest since: 1965	1965
Jul 1965–Dec 1966 18-Month	52.87" (1,342.90mm)	67.35" (1,710.69mm)	-14.48" (-367.79mm)	124th Wettest	Wettest since: 1964	2019
Jan 1965–Dec 1966 24-Month	67.02" (1,702.31mm)	89.27" (2,267.46mm)	-22.25" (-565.15mm)	2nd Driest	Driest since: 1965	1965
Jan 1965–Dec 1966 24-Month	67.02" (1,702.31mm)	89.27" (2,267.46mm)	-22.25" (-565.15mm)	126th Wettest	Wettest since: 1964	2019
Jan 1964–Dec 1966 36-Month	101.68" (2,582.67mm)	133.83" (3,399.28mm)	-32.15" (-816.61mm)	1st Driest	Driest to Date	1966
Jan 1964–Dec 1966 36-Month	101.68" (2,582.67mm)	133.83" (3,399.28mm)	-32.15" (-816.61mm)	126th Wettest	Wettest since: 1965	2011
Jan 1963–Dec 1966 48-Month	139.38" (3,540.25mm)	178.43" (4,532.12mm)	-39.05" (-991.87mm)	1st Driest	Driest to Date	1966
Jan 1963–Dec 1966 48-Month	139.38" (3,540.25mm)	178.43" (4,532.12mm)	-39.05" (-991.87mm)	125th Wettest	Wettest since: 1965	2011
Jan 1962–Dec 1966 60-Month	182.90" (4,645.66mm)	223.12" (5,667.25mm)	-40.22" (-1,021.59mm)	1st Driest	Driest to Date	1966
Jan 1962–Dec 1966 60-Month	182.90" (4,645.66mm)	223.12" (5,667.25mm)	-40.22" (-1,021.59mm)	124th Wettest	Wettest since: 1965	2009

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings