Portsmouth Rhode Island Weather Almanac
Friday, June 28, 2024
Clear and Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		June 28, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		73		74		78		-5		90		in	1991		60		in	1938
Minimum Temperature		57		66		62		-5		71		in	2010		49		in	1995
Average Temperature		65		70		70		-5		79		in	2001		58		in	1938
Month Avg Max Temperature		77.1		72.4		73.5		+3.6		78.9		in	1943		66.3		in	1903
Month Avg Min Temperature		60.5		56.7		57.5		+3.0		61.0		in	2001		52.6		in	1907
Month Average Temperature		69.1		64.8		65.6		+3.5		69.1		in	2001		60.3		in	1903
High Heat Index		72		76		78		-6		94		in	2021
Low Wind Chill
Heating Degree Days		0		0		0		+0		7		in	1938		0		in	2024
Month Heating DD		5		61		50		-45		159		in	1907		5		in	2024
Season Heating DD		4952		4783		5509		-557		6620		in	1905		4444		in	1932
Cooling Degree Days		0		5		5		-5		14		in	2001		0		in	2024
Month Cooling DD		120		54		70		+50		146		in	1957		7		in	1972
Year Cooling DD		130		54		82		+48		164		in	2001		7		in	1972
Maximum Dew Point		55		70		67		-12		76		in	2021		52		in	1981
Minimum Dew Point		44		65		58		-14		70		in	2010		37		in	1980
Average  Dew Point		50		68		62		-12		73		in	2010		47		in	1980
Month Avg Max Dew Point		66.3		62.9		62.6		+3.6		66.3		in	2024		54.1		in	1965
Month Avg Min Dew Point		55.6		54.9		52.9		+2.7		57.4		in	2010		44.5		in	1958
Month Average Dew Point		60.9		58.9		57.7		+3.3		61.7		in	2010		49.6		in	1965
Precipitation		.00		.80		.11		-.11		2.38		in	1938
One Hour Rain		.00		.62						.62		in	2023
Half Hour Rain		.00		.37						.37		in	2023
Hourly Rain Rate		.00		4.47						4.47		in	2023
Month Precipitation		3.67		3.81		3.31		+.36		8.98		in	1982		.05		in	1949
Year Precipitation		32.83		24.48		22.48		+10.35		39.12		in	1983		12.67		in	1957
Snow		0.0		0.0		######		######		0.0		in	1900
Snow Depth		0		0		38896		-38896		44010		in
Month Snow		#N/A		#N/A		#N/A		#N/A		#N/A		in	#N/A		#N/A		in	Many
Season Snow		12.7		9.1		33.8		-21.1		84.1		in	1996		5.0		in	1998
		June 28, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		87%		99%		92%		-5%		100%		in	2018		71%		in	2001
Minimum Humidity		35%		88%		59%		-24%		92%		in	2013		28%		in	1981
Average Humidity		61%		94%		75%		-14%		96%		in	2005		53%		in	1981
Maximum Barometer		30.24		29.89		30.03		+00.21		30.34		in	1995		29.66		in	2010
Minimum Barometer		29.91		29.80		29.83		+00.08		30.18		in	2014		29.38		in	1986
Average Barometer		30.08		29.85		29.93		+00.14		30.26		in	1962		29.61		in	2009
Average Wind		7.7		8.5		6.3		+1.4		12.3		in	1984		2.6		in	2008
Direction		NNW		SSE		SSW				S					SSE
High Wind Gust		21		22		22		-1		46		in	1932		12		in	1952
Direction		NNW		S		SW				NW					S
Maximum Water Temp		68.2		68.4		67.8		+0.4		75.3		in	2007		63.6		in	2006
Minimum Water Temp		64.8		67.1		63.7		+1.1		68.4		in	1999		59.2		in	2003
Average Water Temp		66.5		67.8		65.8		+0.7		71.3		in	2007		61.9		in	2006
Sunrise/ AM Twilight		5:13:20 AM						4:40:29 AM
Sunset / PM Twilight		8:23:13 PM						8:57:03 PM
Length Of Day		15:09:53
Special Conditions		None
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