Portsmouth Rhode Island Weather Almanac
Sunday, October 22, 2023
Partly Cloudy to Mostly Cloudy PM, Windy and Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2023
		October 22, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Temperature		58		66		60		-2		80		in	1979		48		in	2008
Minimum Temperature		45		47		45		+0		60		in	1984		29		in	1895
Average Temperature		52		57		53		-1		69		in	1979		39		in	1940
Month Avg Max Temperature		65.8		63.4		63.5		+2.4		70.2		in	1990		55.4		in	1896
Month Avg Min Temperature		51.0		49.0		48.9		+2.1		54.7		in	2021		39.9		in	1981
Month Average Temperature		58.6		56.4		56.4		+2.3		62.2		in	2021		50.0		in	1896
High Heat Index										82		in	1979
Low Wind Chill		39		47											28		in	1974
Heating Degree Days		13		8		12		+1		26		in	1940		0		in	Many
Month Heating DD		153		190		190		-37		331		in	1896		71		in	2021
Season Heating DD		214		190		190		+24		471		in	1956		96		in	2021
Cooling Degree Days		0		0		0		-0		4		in	1979		0		in	Many
Month Cooling DD		13		1		6		+7		48		in	1954		0		in	2015
Year Cooling DD		721		771		609		+112		871		in	2020		290		in	1902
Maximum Dew Point		50		53		51		-1		66		in	2020		30		in	1976
Minimum Dew Point		38		45		39		-1		57		in	2020		20		in	1980
Average  Dew Point		44		49		45		-1		62		in	2020		27		in	1976
Month Avg Max Dew Point		57.5		54.8		54.8		+2.7		60.4		in	2007		42.9		in	1974
Month Avg Min Dew Point		48.4		45.0		42.9		+5.5		51.5		in	2021		31.5		in	1974
Month Average Dew Point		53.2		50.1		48.8		+4.4		55.9		in	2021		37.2		in	1974
Precipitation		.00		.00		.13		-.13		2.55		in	1898
One Hour Rain		.00		.00						.24		in	1984
Half Hour Rain		.00		.00						.18		in	2014
Hourly Rain Rate		.00		.00						4.57		in	2014
Month Precipitation		3.35		4.14		3.05		+.30		8.65		in	2005		.01		in	1963
Year Precipitation		45.45		33.95		36.13		+9.32		51.27		in	1998		19.78		in	1957
Snow
Snow Depth
Month Snow						0.0				0.7		in	1979				in
Season Snow						0.0				0.7		in	1979				in
		October 22, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Humidity		88%		97%		89%		-1%		100%		in	2016		60%		in	1976
Minimum Humidity		62%		56%		54%		+8%		92%		in	2014		25%		in	1974
Average Humidity		75%		77%		72%		+3%		95%		in	2014		48%		in	1952
Maximum Barometer		29.75		30.32		30.17		-00.42		30.62		in	1957		29.50		in	2003
Minimum Barometer		29.29		30.20		29.91		-00.62		30.35		in	1963		28.99		in	1988
Average Barometer		29.52		30.26		30.04		-00.52		30.47		in	1957		29.36		in	2016
Average Wind		11.2		2.5		6.8		+4.4		16.5		in	1961		1.9		in	1973
Direction		WNW		SSW		SW				NNE					N
High Wind Gust		29		15		23		+6		46		in	1988		10		in	1973
Direction		NW		SW		SW				SSE					WNW
Maximum Water Temp		61.0		62.1		60.5		+0.5		65.1		in	2021		55.0		in	2018
Minimum Water Temp		60.1		60.4		58.6		+1.5		64.6		in	2021		52.5		in	2018
Average Water Temp		60.6		61.3		59.6		+1.0		64.9		in	2021		53.8		in	2018
Sunrise/ AM Twilight		7:04:48 AM						6:37:32 AM
Sunset / PM Twilight		5:53:40 PM						6:21:46 PM
Length Of Day		10:48:14
Special Conditions		None
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