Portsmouth Rhode Island Weather Almanac
Tuesday, October 24, 2023
Partly Cloudy, Seasonal Temperatures
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2023
		October 24, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Temperature		61		60		59		+2		72		in	1900		46		in	2003
Minimum Temperature		44		52		45		-1		64		in	2017		26		in	1969
Average Temperature		53		56		52		+1		68		in	2017		38		in	1969
Month Avg Max Temperature		65.5		63.0		63.1		+2.4		70.0		in	1990		55.5		in	1896
Month Avg Min Temperature		50.4		49.2		48.5		+1.8		54.3		in	2007		40.3		in	1981
Month Average Temperature		58.2		56.3		56.0		+2.2		62.0		in	2017		49.7		in	1896
High Heat Index										74		in	1900
Low Wind Chill		43													21		in	1969
Heating Degree Days		12		9		13		-1		27		in	1969		0		in	Many
Month Heating DD		177		209		216		-39		367		in	1896		93		in	2021
Season Heating DD		238		209		216		+22		483		in	1956		118		in	2021
Cooling Degree Days		0		0		0		-0		3		in	2017		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		54		60		50		+4		67		in	1990		26		in	1969
Minimum Dew Point		41		52		38		+3		62		in	2001		15		in	1969
Average  Dew Point		48		56		44		+4		64		in	2017		21		in	1969
Month Avg Max Dew Point		57.0		55.0		54.4		+2.6		60.8		in	2007		42.4		in	1974
Month Avg Min Dew Point		47.6		45.5		42.5		+5.2		50.3		in	2021		30.7		in	1974
Month Average Dew Point		52.6		50.5		48.4		+4.2		55.4		in	2007		36.5		in	1974
Precipitation		.00		.18		.13		-.13		2.17		in	1938
One Hour Rain		.00		.15						.37		in	1983
Half Hour Rain		.00		.12						.19		in	2009
Hourly Rain Rate		.00		4.14						4.97		in	2009
Month Precipitation		3.35		4.74		3.31		+.04		8.87		in	2005		.01		in	1963
Year Precipitation		45.45		34.55		36.39		+9.06		51.27		in	1998		20.15		in	1957
Snow
Snow Depth
Month Snow						0.0				0.7		in	1979				in
Season Snow						0.0				0.7		in	1979				in
		October 24, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Humidity		93%		99%		90%		+3%		100%		in	2001		61%		in	1952
Minimum Humidity		67%		99%		57%		+10%		99%		in	2022		27%		in	1974
Average Humidity		80%		99%		74%		+6%		99%		in	2022		46%		in	1952
Maximum Barometer		30.39		30.23		30.15		+00.24		30.66		in	1980		29.52		in	1960
Minimum Barometer		30.26		30.16		29.89		+00.37		30.39		in	2008		29.21		in	1960
Average Barometer		30.33		30.20		30.02		+00.31		30.48		in	2008		29.37		in	1960
Average Wind		5.4		7.0		7.0		-1.6		17.3		in	1955		1.9		in	1991
Direction		SSW		N		WNW				SSW					S
High Wind Gust		17		19		23		-6		53		in	1955		10		in	1966
Direction		S		N		N				SSW					N
Maximum Water Temp		61.0		61.0		59.6		+1.4		64.1		in	2017		54.0		in	2010
Minimum Water Temp		59.2		60.4		57.7		+1.5		62.6		in	2020		52.5		in	2018
Average Water Temp		60.1		60.7		58.6		+1.5		63.4		in	2017		53.4		in	2010
Sunrise/ AM Twilight		7:07:08 AM						6:39:46 AM
Sunset / PM Twilight		5:50:48 PM						6:19:01 PM
Length Of Day		10:43:02
Special Conditions		None
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