Portsmouth Rhode Island Weather Almanac
Sunday, June 1, 2025
Mostly Cloudy early, Cloudy Day to Partly Cloudy PM, Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2025
		Jun 1								Record					Record
Observed Daily Data		2025		2024		Norm		Depart		Highest					Lowest
Maximum Temperature		64		77		70		-6		87		in	1987		53		in	2015
Minimum Temperature		49		54		53		-4		68		in	1895		40		in	1945
Average Temperature		57		66		62		-5		76		in	1987		51		in	2015
Month Avg Max Temperature		64.0		77.0		70.0		-6.0		87.0		in	1987		53.0		in	2015
Month Avg Min Temperature		49.0		54.0		53.0		-4.0		68.0		in	1895		40.0		in	1945
Month Average Temperature		57.0		66.0		62.0		-5.0		76.0		in	1987		51.0		in	2015
High Heat Index		63		77						88		in	1962
Low Wind Chill															39		in	1945
Heating Degree Days		8		0		4		+4		14		in	2015		0		in	2024
Month Heating DD		8		0		4		+4		14		in	2015		0		in	2024
Season Heating DD		5010		4947		5463		-453		6536		in	1905		4371		in	1932
Cooling Degree Days		0		1		1		-1		11		in	1987		0		in	All
Month Cooling DD		0		1		1		-1		11		in	1987		0		in	Many
Year Cooling DD		0		1		1		-1		11		in	1987		0		in	Many
Maximum Dew Point		52		56		59		-7		68		in	2013		39		in	1967
Minimum Dew Point		45		44		48		-3		60		in	1975		30		in	2009
Average  Dew Point		49		50		53		-4		63		in	2011		38		in	2020
Month Avg Max Dew Point		52.0		56.0		59.0		-7.0		68.0		in	2013		39.0		in	1967
Month Avg Min Dew Point		45.0		44.0		48.0		-3.0		60.0		in	1975		30.0		in	2009
Month Average Dew Point		49.0		50.0		53.0		-4.0		63.0		in	2013		38.0		in	2020
Precipitation		.00		.00		.11		-.11		1.43		in	1992
One Hour Rain		.00		.00						.47		in	1985
Half Hour Rain		.00		.00						.40		in	2007
Hourly Rain Rate		.00		.00						4.47		in	2007
Month Precipitation		.00		.00		.11		-.11		1.43		in	1992		.00		in	2025
Year Precipitation		20.39		29.16		19.15		+1.24		35.84		in	1983		11.62		in	1905
Snow		0.0		0.0		#N/A		#N/A		0.0		in	1900		0.0		in	Many
Snow Depth		0		0		0				0		in	2020		0		in	Many
Month Snow		0.0		0.0		T				#N/A		in	#N/A		0.0		in	Many
Season Snow		11.9		12.7		33.8		21.9		84.1		in	1996		5.0		in	1998
		Jun 1								Record					Record
Observed Daily Data		2025		2024		Norm		Depart		Highest					Lowest
Maximum Humidity		89%		79%		92%		-3%		100%		in	2018		67%		in	1954
Minimum Humidity		60%		31%		57%		+3%		92%		in	1992		26%		in	1990
Average Humidity		75%		55%		75%		-0%		96%		in	1950		49%		in	1990
Maximum Barometer		29.87		30.14		30.00		-00.13		30.52		in	1902		29.60		in	2003
Minimum Barometer		29.40		30.06		29.80		-00.40		30.33		in	1996		29.28		in	2003
Average Barometer		29.64		30.10		29.90		-00.26		30.36		in	1996		29.44		in	2003
Average Wind		7.1		5.9		6.1		+1.0		15.2		in	1984		2.8		in	2018
Direction		W		SSW		SSW				N					SSE
High Wind Gust		24		16		22		+2		37		in	1988		10		in	2018
Direction		W		SSW		SSW				NE					SSE
Maximum Water Temp		59.2		64.6		60.6		-1.4		67.3		in	2007		53.6		in	2020
Minimum Water Temp		57.9		57.2		57.2		+0.7		63.1		in	2007		51.3		in	2020
Average Water Temp		58.6		60.9		58.9		-0.3		65.2		in	2007		52.5		in	2020
Sunrise/ AM Twilight		5:13:33 AM						4:40:00 AM
Sunset / PM Twilight		8:12:38 PM						8:46:32 PM
Length Of Day		14:59:05
Special Conditions		None
Comments
Hour-by-Hour Weather For June 1, 2025
Climate Weather for June 1
Weather History For June 1
Weather Calendar
Back To Weather Stat Page
Home