Portsmouth Rhode Island Weather Almanac
Tuesday, January 30, 2024
Cloudy, Light Snow & Fog early, Colder
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		January 30, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		33		52		37		-4		58		in	1924		15		in	1898
Minimum Temperature		24		37		22		+2		41		in	1914		1		in	1952
Average Temperature		29		45		30		-1		48		in	1924		9		in	1898
Month Avg Max Temperature		38.7		44.9		38.0		+0.7		45.4		in	1913		27.8		in	2004
Month Avg Min Temperature		27.3		33.2		24.1		+3.2		33.2		in	2023		12.4		in	1982
Month Average Temperature		33.2		39.3		31.2		+2.0		39.3		in	2023		21.6		in	2004
High Heat Index										#N/A		in	#N/A
Low Wind Chill		18		36		10		+8							-15		in	1973
Heating Degree Days		36		20		35		+1		56		in	1898		17		in	1924
Month Heating DD		954		771		1015		-61		1302		in	2004		771		in	2023
Season Heating DD		2631		2464		2885		-254		3727		in	1918		2271		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		30		40		27		+3		53		in	2013		-1		in	1977
Minimum Dew Point		19		33		11		+8		37		in	2006		-14		in	1993
Average  Dew Point		25		37		19		+6		43		in	2006		-7		in	1965
Month Avg Max Dew Point		32.7		39.6		30.0		+2.7		39.6		in	2023		15.2		in	1981
Month Avg Min Dew Point		20.4		28.2		13.9		+6.5		28.2		in	2023		-1.1		in	1981
Month Average Dew Point		26.8		34.1		22.0		+4.8		34.1		in	2023		7.1		in	1981
Precipitation		.01		.00		.11		-.10		1.29		in	1894
One Hour Rain		.00		.00						.27		in	2001
Half Hour Rain		.00		.00						.11		in	2008
Hourly Rain Rate		.00		.00						.42		in	2008
Month Precipitation		6.75		7.08		3.56		+3.19		12.04		in	1979		.78		in	1955
Year Precipitation		6.75		7.08		3.56		+3.19		12.04		in	1979		.78		in	1955
Snow		T		0.0		0.3		-0.3		6.4		in	2018
Snow Depth		T		0		2		-2		25		in	2005
Month Snow		6.5		0.8		9.7		-3.2		33.8		in	2005		T		in	1950
Season Snow		6.6		2.3		16.8		-10.2		46.0		in	2005		0.8		in	2007
		January 30, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		93%		97%		83%		+10%		100%		in	2006		38%		in	1980
Minimum Humidity		74%		62%		53%		+21%		92%		in	2006		22%		in	2000
Average Humidity		84%		80%		68%		+16%		96%		in	2006		34%		in	1980
Maximum Barometer		30.25		30.19		30.13		+00.12		30.66		in	1999		29.43		in	1979
Minimum Barometer		30.06		30.06		29.80		+00.26		30.38		in	1999		28.80		in	1966
Average Barometer		30.16		30.13		29.96		+00.19		30.52		in	1999		29.12		in	1966
Average Wind		8.3		4.2		8.1		+0.2		17.5		in	1962		1.4		in	1984
Direction		NE		WNW		WNW				NNW					SE
High Wind Gust		24		15		26		-2		50		in	1971		12		in	2000
Direction		NNE		W		NW				SW					SSW
Maximum Water Temp		42.3		43.5		38.9		+3.4		43.5		in	2023		31.8		in	2004
Minimum Water Temp		40.8		42.6		36.5		+4.3		42.6		in	2023		29.7		in	2004
Average Water Temp		41.6		43.1		37.6		+3.9		43.1		in	2023		30.8		in	2004
Sunrise/ AM Twilight		6:59:10 AM						6:29:07 AM
Sunset / PM Twilight		4:58:09 PM						5:27:58 PM
Length Of Day		16:57:50
Special Conditions		Fog
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