Portsmouth Rhode Island Weather Almanac
Monday, July 1, 2024
Mostly Cloudy early, Partly Cloudy. Light Sprinkle Day to Clear PM, Seasonal Temps
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		July 1, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		78		80		78		+0		93		in	2018		62		in	1921
Minimum Temperature		64		62		63		+1		74		in	1901		51		in	1988
Average Temperature		71		71		71		+0		82		in	1901		59		in	1988
Month Avg Max Temperature		78.0		80.0		78.0		+0.0		93.0		in	2018		62.0		in	1921
Month Avg Min Temperature		64.0		62.0		63.0		+1.0		74.0		in	1901		51.0		in	1988
Month Average Temperature		71.0		71.0		71.0		+0.0		82.0		in	1901		59.0		in	1988
High Heat Index		80		82		81		-1		101		in	2018
Low Wind Chill															45		in	1988
Heating Degree Days		0		0		1		-1		6		in	1988		0		in	2024
Month Heating DD		0		0		1		-1		6		in	1988		0		in	2024
Season Heating DD		0		0		1		-1		6		in	1988		0		in	2024
Cooling Degree Days		6		6		6		+0		17		in	1901		0		in	1988
Month Cooling DD		6		6		6		+0		17		in	1901		0		in	1988
Year Cooling DD		144		82		99		+45		187		in	2001		14		in	1972
Maximum Dew Point		69		71		67		+2		75		in	2018		42		in	1978
Minimum Dew Point		61		61		58		+3		68		in	2013		37		in	1978
Average  Dew Point		65		66		63		+2		70		in	2021		40		in	1978
Month Avg Max Dew Point		69.0		71.0		67.0		+2.0		75.0		in	2018		42.0		in	1978
Month Avg Min Dew Point		61.0		61.0		58.0		+3.0		68.0		in	2013		37.0		in	1978
Month Average Dew Point		65.0		66.0		63.0		+2.0		70.0		in	2021		39.5		in	1978
Precipitation		.01		.00		.11		-.10		2.06		in	2009
One Hour Rain		.01		.00						1.34		in	2009
Half Hour Rain		.01		.00						.81		in	2009
Hourly Rain Rate		.00		.00						7.38		in	2009
Month Precipitation		.01		.00		.11		-.10		2.06		in	2009		.00		in	2023
Year Precipitation		33.96		24.48		22.81		+11.15		40.39		in	1998		12.92		in	1957
Snow		0.0		0.0		0.0		+0.0		0.0		in	1900
Snow Depth		0		0		0		+0		0		in
Month Snow		#N/A		#N/A		#N/A		#N/A		#N/A		in	#N/A		#N/A		in	Many
Season Snow		0.0		0.0		0.0		+0.0				in					in
		July 1, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		99%		99%		91%		+8%		100%		in	2017		51%		in	1978
Minimum Humidity		62%		61%		57%		+5%		91%		in	2013		26%		in	1986
Average Humidity		81%		80%		74%		+7%		95%		in	2013		40%		in	1978
Maximum Barometer		30.12		30.08		30.00		+00.12		30.38		in	1985		29.68		in	1957
Minimum Barometer		29.81		29.98		29.82		-00.01		30.25		in	1981		29.38		in	1998
Average Barometer		29.97		30.03		29.91		+00.06		30.31		in	1981		29.57		in	1998
Average Wind		8.2		3.0		6.1		+2.1		11.4		in	1983		2.1		in	1990
Direction		NNE		S		SSW				SSW					SSE
High Wind Gust		26		13		21		+5		35		in	2009		11		in	1951
Direction		NNE		SSW		SSW				NNE					NNE
Maximum Water Temp		66.2		70.7		68.6		-2.4		72.5		in	2021		64.6		in	2009
Minimum Water Temp		62.4		68.7		64.8		-2.4		68.7		in	2023		58.1		in	2003
Average Water Temp		64.3		69.7		66.7		-2.4		70.5		in	2021		62.1		in	2005
Sunrise/ AM Twilight		5:15:06 AM						4:42:06 AM
Sunset / PM Twilight		8:22:51 PM						8:56:35 PM
Length Of Day		15:08:15
Special Conditions		None
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