Portsmouth Rhode Island Weather Almanac
Sunday, January 7, 2024
Cloudy, Light Snow early then Snow/Rain Mix, To Snow, Foggy, Very Windy, Continued Cold
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		January 7, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		35		44		39		-4		58		in	1907		13		in	1912
Minimum Temperature		25		32		25		+0		43		in	1946		-1		in	1896
Average Temperature		30		38		32		-2		48		in	2012		8		in	1912
Month Avg Max Temperature		39.0		47.1		39.7		-0.7		52.4		in	2007		20.9		in	1918
Month Avg Min Temperature		25.7		36.6		26.0		-0.3		40.1		in	2007		6.3		in	1904
Month Average Temperature		32.4		42.1		33.0		-0.6		46.4		in	2007		14.3		in	1904
High Heat Index										#N/A		in	#N/A
Low Wind Chill		12		18		13		-1							-22		in	2018
Heating Degree Days		35		27		33		+2		57		in	1912		17		in	2012
Month Heating DD		228		160		224		+4		355		in	1904		130		in	2007
Season Heating DD		1905		1853		2094		-189		2797		in	1918		1551		in	2016
Cooling Degree Days		0		0		0		+0				in			0		in	Many
Month Cooling DD		0		0		0		+0		3		in	2022		0		in	Many
Year Cooling DD		726		784		609		+117		871		in	2020		290		in	1902
Maximum Dew Point		34		38		32		+2		53		in	1995		-9		in	1973
Minimum Dew Point		22		30		16		+6		37		in	1998		-14		in	1973
Average  Dew Point		28		34		24		+4		44		in	1998		-12		in	1973
Month Avg Max Dew Point		30.0		44.4		32.4		-2.4		48.1		in	2007		12.6		in	2018
Month Avg Min Dew Point		19.1		34.0		16.6		+2.6		34.0		in	2023		-9.1		in	1981
Month Average Dew Point		24.9		39.3		24.6		+0.3		39.7		in	2007		3.5		in	1981
Precipitation		.57		.00		.13		+.44		1.94		in	1958
One Hour Rain		.07		.00						.45		in	1958
Half Hour Rain		.04		.00						.10		in	2009
Hourly Rain Rate		.11		.00						.92		in	2009
Month Precipitation		.65		.82		.85		-.20		3.54		in	1919		.00		in	1928
Year Precipitation		.65		.82		.85		-.20		3.54		in	1919		.00		in	1928
Snow		3.3		0.0		0.3		+3.0		12.7		in	2017
Snow Depth		T		0		1		-1		15		in	1948
Month Snow		3.4		0.0		2.1		+1.3		15.9		in	2017		0.0		in	2023
Season Snow		3.5		1.5		9.2		-5.7		32.1		in	1905		T		in	2000
		January 7, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		99%		98%		86%		+13%		100%		in	2005		41%		in	1973
Minimum Humidity		90%		72%		57%		+33%		96%		in	1998		23%		in	2016
Average Humidity		95%		85%		71%		+23%		98%		in	1998		34%		in	1973
Maximum Barometer		29.90		30.16		30.08		-00.18		30.69		in	1991		29.55		in	1955
Minimum Barometer		29.43		30.03		29.72		-00.29		30.29		in	2018		28.96		in	1958
Average Barometer		29.67		30.10		29.90		-00.24		30.43		in	1991		29.34		in	1969
Average Wind		15.0		5.5		9.0		+6.0		23.3		in	1952		1.2		in	1963
Direction		NE		NW		WNW				N					SE
High Wind Gust		40		18		28		+12		61		in	1905		12		in	2016
Direction		NNW		NW		WNW				SE					SW
Maximum Water Temp		44.7		45.1		42.2		+2.5		50.9		in	2007		32.1		in	2018
Minimum Water Temp		43.9		43.2		39.6		+4.3		49.5		in	2007		28.1		in	2018
Average Water Temp		44.3		44.2		40.8		+3.5		50.2		in	2007		30.1		in	2018
Sunrise/ AM Twilight		7:11:39 AM						6:40:34 AM
Sunset / PM Twilight		4:31:13 PM						5:02:38 PM
Length Of Day		16:30:58
Special Conditions		Dense Fog
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