Portsmouth Rhode Island Weather Almanac
Monday, January 29, 2024
Cloudy, Light Rain early, Light Snow & Fog Late, Windy, Continued Warm
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		January 29, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		37		50		37		+0		58		in	2002		18		in	2021
Minimum Temperature		32		39		22		+10		41		in	2002		5		in	1934
Average Temperature		35		45		30		+5		50		in	2002		12		in	1926
Month Avg Max Temperature		38.9		44.7		38.0		+0.9		45.4		in	1913		27.9		in	2004
Month Avg Min Temperature		27.4		33.1		24.2		+3.2		33.1		in	2023		12.4		in	1982
Month Average Temperature		33.3		39.1		31.2		+2.1		39.1		in	2023		21.7		in	2004
High Heat Index										#N/A		in	#N/A
Low Wind Chill		21		37		11		+10							-12		in	1977
Heating Degree Days		30		20		35		-5		53		in	1926		15		in	2002
Month Heating DD		918		751		980		-62		1256		in	2004		751		in	2023
Season Heating DD		2595		2444		2850		-255		3683		in	1918		2241		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		35		44		27		+8		50		in	1950		4		in	1955
Minimum Dew Point		28		35		11		+17		39		in	2002		-11		in	1962
Average  Dew Point		32		40		19		+13		42		in	2002		-3		in	1962
Month Avg Max Dew Point		32.8		39.6		30.1		+2.7		39.6		in	2023		15.6		in	1981
Month Avg Min Dew Point		20.4		28.0		14.0		+6.5		28.0		in	2023		-1.2		in	1982
Month Average Dew Point		26.9		34.0		22.1		+4.7		34.0		in	2023		7.4		in	1981
Precipitation		.02		.01		.11		-.09		1.27		in	1973
One Hour Rain		.01		.01						.26		in	1990
Half Hour Rain		.01		.01						.09		in	2006
Hourly Rain Rate		.00		.00						.22		in	2006
Month Precipitation		6.74		7.08		3.45		+3.29		12.04		in	1979		.78		in	1955
Year Precipitation		6.74		7.08		3.45		+3.29		12.04		in	1979		.78		in	1955
Snow		0.1		0.0		0.3		-0.2		18.1		in	2022
Snow Depth		0		0		2		-2		27		in	2005
Month Snow		6.5		0.8		9.4		-2.9		33.8		in	2005		T		in	1950
Season Snow		6.6		2.3		16.5		-9.9		46.0		in	2005		0.8		in	2007
		January 29, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		97%		97%		81%		+16%		100%		in	2016		54%		in	1965
Minimum Humidity		75%		74%		50%		+25%		86%		in	2013		24%		in	2005
Average Humidity		86%		86%		65%		+21%		89%		in	1973		42%		in	1962
Maximum Barometer		30.06		30.34		30.11		-00.05		30.73		in	1988		29.21		in	1979
Minimum Barometer		29.55		30.09		29.81		-00.26		30.41		in	1988		29.00		in	1979
Average Barometer		29.81		30.22		29.96		-00.15		30.57		in	1988		29.11		in	1979
Average Wind		16.5		7.3		8.3		+8.2		21.8		in	2022		2.4		in	2005
Direction		N		S		WNW				N					WSW
High Wind Gust		33		27		26		+7		72		in	1926		10		in	1969
Direction		N		SSE		WNW				W					ENE
Maximum Water Temp		43.3		43.0		39.2		+4.1		45.3		in	2007		33.8		in	2004
Minimum Water Temp		41.9		42.3		36.3		+5.6		42.5		in	2012		30.0		in	2010
Average Water Temp		42.6		42.7		37.8		+4.8		43.4		in	2007		32.7		in	2004
Sunrise/ AM Twilight		7:00:05 AM						6:29:59 AM
Sunset / PM Twilight		4:56:53 PM						5:26:47 PM
Length Of Day		16:56:34
Special Conditions		Fog
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