Portsmouth Rhode Island Weather Almanac
Monday, May 2, 2022
Partly Cloudy early then Cloudy, Heavy Rain & Fog PM, Light Winds and Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2022
		May 2, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Temperature		55		72		60		-5		85		in	2001		45		in	1953
Minimum Temperature		44		49		45		-1		58		in	1894		33		in	1895
Average Temperature		50		61		53		-3		70		in	1894		41		in	1941
Month Avg Max Temperature		60.0		68.0		60.0		+0.0		81.0		in	2001		47.5		in	1962
Month Avg Min Temperature		42.0		44.5		44.5		-2.5		56.0		in	1894		35.0		in	1978
Month Average Temperature		51.5		56.5		52.5		-1.0		66.5		in	1894		43.5		in	1941
High Heat Index										83		in	2001
Low Wind Chill															30		in	1941
Heating Degree Days		15		4		12		+3		24		in	1941		0		in	2018
Month HDD		27		17		25		+2		43		in	1941		1		in	2001
Season HDD		4809		4826		5198		-389		6282		in	1904		4319		in	2012
Cooling Degree Days		0		0		0		+0		5		in	1894				in
Month CDD		0		0		0		+0		5		in	1894		0		in	2022
Year CDD		0		0		0		+0		5		in	1894		0		in	2022
Maximum Dew Point		47		55		49		-2		62		in	1989		25		in	1957
Minimum Dew Point		42		29		37		+5		51		in	2004		9		in	1974
Average  Dew Point		45		42		43		+2		55		in	2010		18		in	1974
Month Avg Max Dew Point		45.0		49.5		48.5		-3.5		58.0		in	2017		25.5		in	1952
Month Avg Min Dew Point		38.5		28.5		36.5		+2.0		49.0		in	2004		10.5		in	1974
Month Average Dew Point		42.0		39.0		42.5		-0.5		53.0		in	2004		23.3		in	1952
Precipitation		.47		.01		.12		+.35		1.40		in	1989
One Hour		.31		.01						.65		in	1989
Hourly Rate		1.60		.00						1.70		in	2017
Month Precipitation		.47		.08		.25		+.22		1.50		in	1989		.00		in	2018
Year Precipitation		16.87		11.78		15.98		+.89		31.21		in	1983		7.90		in	1985
Snow		0.0		0.0		0.0		+0.0		T		in	1941				in
Snow Depth		0		0								in					in
Month Snow		0.0		0.0		0.0		+0.0		T		in	1995				in
Season Snow		34.7		31.1		33.5		+1.2		84.1		in	1996		5.0		in	1998
		May 2, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Humidity		98%		85%		87%		+11%		100%		in	2019		48%		in	1957
Minimum Humidity		66%		43%		50%		+16%		89%		in	1998		17%		in	1951
Average Humidity		82%		64%		69%		+13%		95%		in	1998		34%		in	1957
Maximum Barometer		30.16		29.84		30.06		+00.10		30.52		in	1903		29.72		in	1978
Minimum Barometer		30.07		29.64		29.83		+00.24		30.35		in	2013		29.38		in	1989
Average Barometer		30.12		29.74		29.95		+00.17		30.41		in	2013		29.60		in	1968
Average Wind		5.0		7.8		7.6		-2.6		14.8		in	2006		3.8		in	2015
Direction		SE		SW		WNW				N					S
High Wind Gust		15		25		26		-11		42		in	1997		13		in	1972
Direction		SE		SW		NE				WNW					NE
Maximum Water Temp		51.3		51.3		51.3		+0.0		58.6		in	2007		45.9		in	2020
Minimum Water Temp		48.6		48.7		47.9		+0.7		52.0		in	2010		41.9		in	2020
Average Water Temp		50.0		50.0		49.6		+0.4		55.1		in	2007		43.9		in	2020
Sunrise/ AM Twilight		5:40:37 AM						5:09:03 AM
Sunset / PM Twilight		7:44:07 PM						8:15:11 PM
Length Of Day		14:03:30
Special Conditions		Fog
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