Portsmouth Rhode Island Weather Almanac
Friday, December 27, 2019
Cloudy to Partly Cloudy PM, Very Warm
Climate Normal Period						Climate Record Period
1981- 2010						1893 - 2019
		December 27, 2019								Record					Record
Observed Daily Data		Observed		2018		Normal		Depart		Highest					Lowest
Maximum Temperature		50		39		39		+11		59		in	2015		12		in	1925
Minimum Temperature		33		31		25		+8		45		in	2015		2		in	1914
Average Temperature		42		35		32		+10		52		in	2015		9		in	1925
Precipitation		.00		.00		.13		-.13		2.52		in	1905
One Hour		.00		.00						.26		in	1973
Snow		0.0		0.0		0.1		-.13		5.7		in	1944
Snow Depth		0		0						13		in	1947
HDD		23		30		33		-10		56		in	1925		13		in	2015
CDD		0		0		0		+0		0		in
Maximum Dew Point		46		30		31		+15		57		in	2015		-8		in	1993
Minimum Dew Point		29		12		15		+15		42		in	2015		-17		in	1968
Average  Dew Point		38		21		23		+15		50		in	2015		-11		in	1993
Maximum Humidity		93%		83%		82%		+11%		100%		in	2015		49%		in	1993
Minimum Humidity		80%		35%		53%		+27%		93%		in	1973		20%		in	1960
Average Humidity		87%		59%		68%		+19%		96%		in	1973		39%		in	1993
Maximum Barometer		30.43		30.64		30.19		+00.24		30.92		in	1990		29.20		in	1969
Minimum Barometer		30.05		30.44		29.83		+00.22		30.56		in	1990		28.71		in	2010
Average Barometer		30.24		30.54		30.01		+00.23		30.74		in	1990		28.97		in	1969
Average Wind		7.1		7.6		8.1		-1.0		23.4		in	2010		2.1		in	1961
Direction		SSW		WNW		WNW				NNW					SSW
High Wind Gust		23		21		26		-3		55		in	1934		10		in	1967
Direction		SSW		WNW		WNW				NW					N
Wind Chill		30		23		15		+15							-16		in	1989
Maximum Water Temp		40.2		41.7		43.7		-3.5		50.5		in	2015		39.0		in	2000
Minimum Water Temp		37.8		39.9		41.6		-3.8		49.7		in	2015		34.5		in	2000
Average Water Temp		39.0		40.8		42.6		-3.6		50.1		in	2015		36.8		in	2000
Sunrise/ AM Twilight		7:10:48 AM						6:39:33 AM
Sunset / PM Twilight		4:22:38 PM						4:53:53 PM
Length Of Day		9:11:50
Special Conditions		None
Comments
		December 27, 2019								Record					Record
Month-to-Date Summary		Observed		2018		Normal		Depart		Highest					Lowest
Avg Maximum Temperature		42.3		42.6		42.6		-0.3		55.1		in	2015		30.5		in	1989
Avg Minimum Temperature		28.6		30.1		28.7		-0.1		42.7		in	2015		14.0		in	1989
Average Temperature		35.4		36.3		35.6		-0.1		48.9		in	2015		22.3		in	1989
Total Precipitation		5.28		2.66		3.83		+1.45		9.28		in	1936		.56		in	1955
Total Snow		8.4		0.2		6.4		+2.0		21.7		in	1981		0.0		in	2015
Total HDD		788		767		787		+1		1148		in	1989		425		in	2015
Total CDD		0		0		0		+0		0		in			0		in
Avg Maximum Dew Point		35.6		34.7		34.5		+1.1		50.1		in	2015		15.1		in	1989
Avg Minimum Dew Point		21.1		20.4		19.0		+2.1		37.6		in	2015		-1.6		in	1989
Average  Dew Point		28.4		27.6		26.8		+1.6		43.9		in	2015		6.7		in	1989
		December 27, 2019								Record					Record
Year-to-Date Summary		Observed		2018		Normal		Depart		Highest					Lowest
Total Precipitation		54.78		51.89		47.68		+7.10		65.27		in	1983		27.66		in	1965
Total Snow (since Jul 1 19)		8.4		4.4		7.5		+0.9		22.3		in	1904		0.0		in	2015
Total HDD (since Jul 1 19)		1778		1827		1819		-41		2351		in	1904		1220		in	2015
Total CDD (since Jan 1)		731		775		563		+168		807		in	2016		290		in	1902
Hour-by-Hour Weather For December 27, 2019
Climate Weather for December 27
Weather History For December 27
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