Portsmouth Rhode Island Weather Almanac
Friday, December 6, 2019
Partly Cloudy early then Cloudy, Windy, Seasonal Temperatures
Climate Normal Period						Climate Record Period
1981- 2010						1893 - 2019
		December 6, 2019								Record					Record
Observed Daily Data		Observed		2018		Normal		Depart		Highest					Lowest
Maximum Temperature		47		41		45		+2		62		in	2001		24		in	1902
Minimum Temperature		29		27		31		-2		54		in	1999		11		in	1901
Average Temperature		38		34		38		+0		58		in	2001		19		in	1902
Precipitation		T		.00		.15		.00		2.06		in	1945
One Hour		T		.00						.50		in	1953
Snow		0.0		0.0		0.2		-.15		13.9		in	1981
Snow Depth		1		0						8		in	2002
HDD		27		31		27		+0		46		in	1902		7		in	2001
CDD		0		0		0		+0		0		in
Maximum Dew Point		41		27		37		+4		59		in	1982		12		in	1969
Minimum Dew Point		19		19		22		-3		52		in	2011		2		in	1992
Average  Dew Point		30		23		29		+1		54		in	2011		10		in	1969
Maximum Humidity		81%		74%		88%		-7%		100%		in	2013		56%		in	1992
Minimum Humidity		60%		42%		60%		+0%		95%		in	2014		32%		in	1958
Average Humidity		71%		58%		74%		-4%		98%		in	1972		47%		in	1992
Maximum Barometer		30.14		30.15		30.10		+00.04		30.63		in	1976		29.52		in	1997
Minimum Barometer		29.90		30.07		29.77		+00.13		30.28		in	2004		28.85		in	1977
Average Barometer		30.02		30.11		29.93		+00.09		30.46		in	1976		29.19		in	1977
Average Wind		10.3		6.3		8.4		+1.9		20.7		in	2003		2.0		in	1974
Direction		SSW		W		W				NNE					SW
High Wind Gust		33		21		27		+6		52		in	1953		9		in	1974
Direction		NW		W		W				SSW					S
Wind Chill		21		22		22		-1							0		in	1954
Maximum Water Temp		44.1		45.5		48.0		-3.9		53.0		in	2011		42.6		in	2007
Minimum Water Temp		40.6		41.9		45.7		-5.1		51.8		in	2011		40.6		in	2019
Average Water Temp		42.4		43.7		46.9		-4.5		52.4		in	2011		41.7		in	2007
Sunrise/ AM Twilight		6:57:50 AM						6:26:51 AM
Sunset / PM Twilight		4:15:26 PM						4:46:26 PM
Length Of Day		9:17:36
Special Conditions		None
Comments
		December 6, 2019								Record					Record
Month-to-Date Summary		Observed		2018		Normal		Depart		Highest					Lowest
Avg Maximum Temperature		40.5		46.5		46.0		-5.5		59.2		in	2001		33.0		in	1904
Avg Minimum Temperature		27.8		32.2		32.3		-4.5		45.3		in	2001		14.5		in	1989
Average Temperature		34.2		39.3		39.2		-5.0		52.3		in	2001		24.8		in	1976
Total Precipitation		.79		1.15		.90		-.11		4.15		in	1981		.00		in	2000
Total Snow		4.2		0.0		1.1		+3.1		17.0		in	1981		0.0		in	2018
Total HDD		183		152		154		+29		241		in	1976		74		in	2001
Total CDD		0		0		0		+0		0		in			0		in
Avg Maximum Dew Point		34.3		37.8		38.0		-3.7		52.7		in	1982		16.0		in	1976
Avg Minimum Dew Point		19.5		24.2		23.3		-3.8		39.8		in	1982		-2.7		in	1989
Average  Dew Point		26.9		31.0		30.6		-3.7		46.3		in	1982		9.3		in	1989
		December 6, 2019								Record					Record
Year-to-Date Summary		Observed		2018		Normal		Depart		Highest					Lowest
Total Precipitation		50.29		50.38		44.75		+5.54		61.67		in	1983		24.19		in	1957
Total Snow (since Jul 1 19)		4.2		4.2		2.2		+2.0		19.5		in	1898		0.0		in	2017
Total HDD (since Jul 1 19)		1173		1212		1186		-13		1534		in	1904		888		in	2011
Total CDD (since Jan 1)		731		775		563		+168		807		in	2016		290		in	1902
Hour-by-Hour Weather For December 6, 2019
Climate Weather for December 6
Weather History For December 6
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