Portsmouth Rhode Island Weather Almanac
Wednesday, October 16, 2024
Clear, Continued Windy and Cold
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		October 16, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		57		59		62		-5		82		in	1897		43		in	2009
Minimum Temperature		41		48		47		-6		65		in	2021		32		in	1978
Average Temperature		49		54		55		-6		72		in	1897		41		in	2009
Month Avg Max Temperature		66.2		67.6		64.6		+1.6		72.1		in	1990		55.8		in	1896
Month Avg Min Temperature		48.5		51.4		49.9		-1.4		55.8		in	2021		39.6		in	1981
Month Average Temperature		57.6		59.8		57.4		+0.2		63.8		in	1990		49.8		in	1981
High Heat Index										79		in	1956
Low Wind Chill		36		45											32		in	2009
Heating Degree Days		16		11		10		+6		24		in	2009		0		in	2021
Month Heating DD		118		97		121		-3		244		in	1981		40		in	2021
Season Heating DD		156		161		201		-45		404		in	1956		65		in	2021
Cooling Degree Days		0		0		0		+0		7		in	1897		0		in	2024
Month Cooling DD		0		13		6		-6		48		in	1954		0		in	2024
Year Cooling DD		692		721		609		+83		868		in	2020		290		in	1902
Maximum Dew Point		41		52		53		-12		68		in	2021		30		in	1961
Minimum Dew Point		36		44		41		-5		64		in	2021		25		in	1994
Average  Dew Point		39		48		47		-8		66		in	2021		28		in	1961
Month Avg Max Dew Point		54.9		58.3		56.0		-1.1		63.1		in	2018		43.6		in	1981
Month Avg Min Dew Point		43.4		48.8		44.1		-0.7		53.9		in	2021		32.5		in	1981
Month Average Dew Point		49.4		53.8		50.0		-0.6		57.9		in	2021		38.0		in	1981
Precipitation		.00		.04		.14		-.14		1.79		in	1955
One Hour Rain		.00		.02						.44		in	2019
Half Hour Rain		.00		.02						.27		in	2019
Hourly Rain Rate		.00		.04						4.54		in	2015
Month Precipitation		.73		.46		2.24		-1.51		8.11		in	2005		.01		in	1963
Year Precipitation		44.51		42.56		35.45		+9.06		51.27		in	1998		18.73		in	1957
Snow												in
Snow Depth												in
Month Snow										0.7		in	1979
Season Snow										0.7		in	1979
		October 16, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		83%		96%		91%		-8%		100%		in	2014		61%		in	1963
Minimum Humidity		54%		70%		55%		-1%		94%		in	2014		18%		in	1963
Average Humidity		69%		83%		73%		-5%		97%		in	2014		40%		in	1963
Maximum Barometer		30.17		29.71		30.09		+00.08		30.58		in	1950		29.46		in	2005
Minimum Barometer		29.81		29.48		29.83		-00.02		30.28		in	1950		29.15		in	2019
Average Barometer		29.99		29.60		29.96		+00.03		30.43		in	1950		29.41		in	2005
Average Wind		8.9		6.7		7.4		+1.5		15.5		in	2002		1.9		in	2006
Direction		NW		NW		S				ENE					WNW
High Wind Gust		26		16		25		+1		59		in	1954		12		in	2006
Direction		NW		NNW		NW				SE					SSW
Maximum Water Temp		60.4		61.7		62.0		-1.6		67.8		in	2021		57.8		in	2009
Minimum Water Temp		58.3		60.4		60.3		-2.0		66.9		in	2021		54.6		in	2009
Average Water Temp		59.4		61.1		61.2		-1.8		67.4		in	2021		56.2		in	2009
Sunrise/ AM Twilight		6:58:48 AM						6:30:57 AM
Sunset / PM Twilight		6:01:31 PM						6:30:29 PM
Length Of Day		11:02:43
Special Conditions		None
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