Portsmouth Rhode Island Weather Almanac
Monday, October 17, 2022
Mostly Cloudy early then Cloudy, Afternoon Rain and Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2022
		October 17, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Temperature		64		67		61		+3		83		in	1938		50		in	2009
Minimum Temperature		48		52		47		+1		62		in	1928		32		in	1937
Average Temperature		56		60		54		+2		69		in	1938		42		in	1937
Month Avg Max Temperature		64.1		69.6		64.4		-0.3		71.9		in	1990		55.7		in	1896
Month Avg Min Temperature		50.5		55.5		49.7		+0.8		55.5		in	2021		39.8		in	1981
Month Average Temperature		57.5		62.9		57.2		+0.3		63.3		in	1990		49.9		in	1981
High Heat Index										85		in	1938
Low Wind Chill															30		in	1978
Heating Degree Days		9		5		11		-2		23		in	1937		0		in	2016
Month HDD		128		45		132		-4		256		in	1981		45		in	2021
Season HDD		185		70		212		-27		408		in	1956		70		in	2021
Cooling Degree Days		0		0		0		+0		4		in	1938		0		in
Month CDD		1		9		6		-5		48		in	1954		0		in
Year CDD		778		795		609		+169		868		in	2020		290		in	1902
Maximum Dew Point		61		64		53		+8		65		in	2016		32		in	1978
Minimum Dew Point		46		46		41		+5		57		in	2014		20		in	1970
Average  Dew Point		54		55		47		+7		61		in	2016		28		in	1978
Month Avg Max Dew Point		56.4		61.5		55.8		+0.5		62.1		in	2018		43.2		in	1981
Month Avg Min Dew Point		47.1		53.5		43.9		+3.2		53.5		in	2021		32.1		in	1981
Month Average Dew Point		52.0		57.7		49.8		+2.2		57.7		in	2021		37.6		in	1981
Precipitation		.40		.25		.14		+.26		1.93		in	1914
One Hour		.21		.11						.65		in	2019
Hourly Rate		3.24		1.33						3.79		in	2019
Month Precipitation		4.04		1.50		2.38		+1.66		8.11		in	2005		.01		in	1963
Year Precipitation		33.85		40.60		35.46		-1.61		51.27		in	1998		18.73		in	1957
Snow		0.0		0.0		0.0		+0.0		0.0		in					in
Snow Depth		0		0						0		in					in
Month Snow		0.0		0.0		0.0		+0.0		0.7		in	1979				in
Season Snow		0.0		0.0		0.0		+0.0		0.7		in	1979				in
		October 17, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Humidity		98%		97%		91%		+7%		100%		in	2001		68%		in	1982
Minimum Humidity		82%		59%		55%		+27%		98%		in	1993		28%		in	1953
Average Humidity		90%		78%		73%		+17%		99%		in	1993		54%		in	1954
Maximum Barometer		29.84		29.75		30.11		-00.27		30.68		in	1985		29.47		in	2019
Minimum Barometer		29.60		29.61		29.85		-00.25		30.27		in	1998		28.88		in	2019
Average Barometer		29.72		29.68		29.98		-00.26		30.46		in	1985		29.18		in	2019
Average Wind		5.2		9.7		6.9		-1.7		14.3		in	1977		1.6		in	1960
Direction		SSE		NW		W				SW					N
High Wind Gust		26		28		23		+3		77		in	1908		11		in	1960
Direction		S		NNW		NNW				SE					N
Maximum Water Temp		63.3		67.6		61.6		+1.7		67.6		in	2021		56.9		in	2009
Minimum Water Temp		62.8		66.0		59.9		+2.9		66.0		in	2021		54.6		in	2010
Average Water Temp		63.1		66.8		60.8		+2.3		66.8		in	2021		55.8		in	2009
Sunrise/ AM Twilight		6:59:21 AM						6:32:02 AM
Sunset / PM Twilight		6:00:46 PM						6:28:59 PM
Length Of Day		11:01:25
Special Conditions		Fog
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