Portsmouth Rhode Island Weather Almanac
Monday, October 23, 2023
Mostly Cloudy early, Clear Day to Mostly Cloudy PM, Breezy and Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2023
		October 23, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Temperature		62		59		59		+3		75		in	1935		41		in	2003
Minimum Temperature		44		50		45		-1		62		in	2007		26		in	1955
Average Temperature		53		55		52		+1		67		in	2007		37		in	1969
Month Avg Max Temperature		65.7		63.2		63.3		+2.4		70.0		in	1990		55.4		in	1896
Month Avg Min Temperature		50.7		49.1		48.7		+2.0		54.5		in	2021		40.4		in	1981
Month Average Temperature		58.4		56.3		56.2		+2.2		62.0		in	2021		49.7		in	1896
High Heat Index										76		in	1935
Low Wind Chill		38													22		in	1980
Heating Degree Days		12		10		13		-1		28		in	1969		0		in	Many
Month Heating DD		165		200		203		-38		352		in	1896		79		in	2021
Season Heating DD		226		200		203		+23		474		in	1956		104		in	2021
Cooling Degree Days		0		0		0		-0		2		in	2007		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		55		50		+0		65		in	2017		24		in	1980
Minimum Dew Point		38		49		38		+0		60		in	1990		10		in	1969
Average  Dew Point		44		52		44		+0		63		in	1990		20		in	1969
Month Avg Max Dew Point		57.2		54.8		54.6		+2.6		60.6		in	2007		42.8		in	1974
Month Avg Min Dew Point		47.9		45.2		42.7		+5.3		50.9		in	2021		31.3		in	1974
Month Average Dew Point		52.8		50.2		48.6		+4.2		55.3		in	2021		37.1		in	1974
Precipitation		.00		.42		.13		-.13		1.96		in	1970
One Hour Rain		.00		.19						.50		in	2006
Half Hour Rain		.00		.12						.36		in	2006
Hourly Rain Rate		.00		.51						2.55		in	2006
Month Precipitation		3.35		4.56		3.18		+.17		8.81		in	2005		.01		in	1963
Year Precipitation		45.45		34.37		36.26		+9.19		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 23, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Humidity		86%		99%		89%		-3%		100%		in	2019		56%		in	1952
Minimum Humidity		61%		83%		56%		+5%		94%		in	1990		20%		in	1952
Average Humidity		74%		91%		73%		+1%		97%		in	1990		38%		in	1952
Maximum Barometer		30.26		30.33		30.16		+00.10		30.66		in	2000		29.58		in	1965
Minimum Barometer		29.75		30.22		29.89		-00.14		30.51		in	2000		29.16		in	1965
Average Barometer		30.01		30.28		30.03		-00.02		30.59		in	2000		29.37		in	1965
Average Wind		8.1		5.8		6.9		+1.2		14.4		in	1969		0.9		in	1994
Direction		NW		NE		S				NNW					SSE
High Wind Gust		22		23		23		-1		51		in	1923		11		in	1985
Direction		NW		NNE		NNE				SSE					SSE
Maximum Water Temp		60.6		61.9		59.9		+0.7		64.9		in	2021		53.8		in	2010
Minimum Water Temp		58.8		60.6		58.0		+0.8		63.3		in	2021		51.2		in	2010
Average Water Temp		59.7		61.3		58.9		+0.8		64.1		in	2021		52.5		in	2010
Sunrise/ AM Twilight		7:05:58 AM						6:38:39 AM
Sunset / PM Twilight		5:52:13 PM						6:20:23 PM
Length Of Day		10:45:37
Special Conditions		None
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