Portsmouth Rhode Island Weather Almanac
Sunday, May 7, 2023
Clear to Mostly Cloudy PM, Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2023
		May 7, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Temperature		73		50		62		+11		85		in	1939		45		in	1967
Minimum Temperature		51		44		46		+5		58		in	1930		33		in	1967
Average Temperature		62		47		54		+8		71		in	1930		39		in	1967
Month Avg Max Temperature		60.9		59.0		61.0		-0.1		74.6		in	1930		49.0		in	1917
Month Avg Min Temperature		46.0		45.4		45.1		+0.9		53.6		in	2010		37.7		in	1964
Month Average Temperature		53.6		52.6		53.1		+0.4		63.7		in	1930		43.7		in	1917
High Heat Index										86		in	1930
Low Wind Chill				37											25		in	1967
Heating Degree Days		3		18		11		-8		26		in	1967		0		in	2000
Month HDD		80		87		83		-3		149		in	1917		18		in	2010
Season HDD		4559		4869		5256		-697		6330		in	1904		4381		in	2012
Cooling Degree Days		0		0		0		-0		6		in	1930				in
Month CDD		0		0		0		+0		19		in	2001		0		in	2023
Year CDD		0		0		0		+0		19		in	2001		0		in	2022
Maximum Dew Point		51		48		50		+1		63		in	1977		24		in	1968
Minimum Dew Point		41		36		39		+2		54		in	1998		6		in	1995
Average  Dew Point		46		42		44		+2		58		in	1998		17		in	1995
Month Avg Max Dew Point		49.9		48.9		49.1		+0.7		57.9		in	1998		33.6		in	1952
Month Avg Min Dew Point		41.6		38.3		37.4		+4.1		49.6		in	1998		21.3		in	1974
Month Average Dew Point		46.1		43.7		43.3		+2.9		53.7		in	1998		29.8		in	1952
Precipitation		T		.23		.11		+.00		1.50		in	1908
One Hour		T		.05						.31		in	1998
Hourly Rate		.00		.06						1.20		in	2009
Month Precipitation		.35		.98		.84		-.49		3.08		in	1922		.00		in	2015
Year Precipitation		17.58		17.38		16.57		+1.01		31.53		in	1983		9.78		in	1927
Snow		0.0		0.0		0.0		+0.0		0.0		in					in
Snow Depth		0		0						0		in					in
Month Snow		0.0		0.0		0.0		+0.0		T		in	1995		0.0		in	2023
Season Snow		9.1		34.7		33.5		-24.4		84.1		in	1996		5.0		in	1998
		May 7, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Humidity		86%		98%		87%		-1%		100%		in	2013		48%		in	1995
Minimum Humidity		34%		66%		47%		-13%		93%		in	2009		13%		in	1995
Average Humidity		60%		82%		67%		-7%		96%		in	1998		31%		in	1995
Maximum Barometer		30.07		30.05		30.07		+00.00		30.65		in	1992		29.59		in	1951
Minimum Barometer		29.77		29.83		29.83		-00.06		30.49		in	2001		29.35		in	1967
Average Barometer		29.92		29.94		29.95		-00.03		30.54		in	2001		29.54		in	1951
Average Wind		7.5		11.1		7.3		+0.2		20.6		in	2005		2.8		in	1953
Direction		NW		NE		SSW				N					SE
High Wind Gust		26		34		24		+2		45		in	2005		12		in	1998
Direction		SSW		ENE		S				NNE					W
Maximum Water Temp		56.7		51.6		53.2		+3.5		57.6		in	2010		45.1		in	2020
Minimum Water Temp		53.2		49.6		49.9		+3.3		54.6		in	2010		42.3		in	2020
Average Water Temp		55.0		50.6		51.5		+3.4		56.1		in	2010		43.7		in	2020
Sunrise/ AM Twilight		5:34:43 AM						5:02:29 AM
Sunset / PM Twilight		7:49:11 PM						8:21:00 PM
Length Of Day		14:14:28
Special Conditions		None
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