Portsmouth Rhode Island Weather Almanac
Thursday, May 19, 2022
Cloudy, Rain and Fog, Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2022
		May 19, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Temperature		57		78		66		-9		83		in	2017		47		in	1950
Minimum Temperature		51		53		49		+2		61		in	2017		34		in	1981
Average Temperature		54		66		58		-4		72		in	2017		46		in	1994
Month Avg Max Temperature		63.6		66.5		63.0		+0.6		69.0		in	2001		55.1		in	1917
Month Avg Min Temperature		48.5		47.0		46.7		+1.7		50.1		in	1930		40.9		in	1967
Month Average Temperature		56.3		57.1		54.9		+1.4		59.5		in	1930		48.5		in	1917
High Heat Index										85		in	2017
Low Wind Chill															31		in	1981
Heating Degree Days		11		0		7		+4		19		in	1994		0		in	2021
Month HDD		168		152		192		-24		314		in	1917		110		in	1993
Season HDD		4950		4961		5365		-415		6444		in	1905		4458		in	2012
Cooling Degree Days		0		1		0		+0		7		in	2017				in
Month CDD		3		1		0		+3		27		in	2001		0		in	2020
Year CDD		3		1		0		+3		27		in	2001		0		in	2020
Maximum Dew Point		53		53		54		-1		68		in	2017		36		in	1981
Minimum Dew Point		46		43		43		+3		57		in	2011		27		in	1981
Average  Dew Point		50		48		49		+1		61		in	2011		32		in	1981
Month Avg Max Dew Point		51.5		49.2		51.2		+0.3		56.9		in	2004		41.8		in	1966
Month Avg Min Dew Point		40.3		38.3		39.7		+0.6		46.5		in	1953		29.8		in	1966
Month Average Dew Point		46.2		43.9		45.4		+0.8		50.5		in	1998		35.8		in	1966
Precipitation		.30		.00		.10		+.20		1.56		in	1901
One Hour		.10		.00						.89		in	2011
Hourly Rate		.19		.00						5.76		in	2011
Month Precipitation		1.75		2.38		2.11		-.36		6.87		in	2006		.09		in	2001
Year Precipitation		18.15		14.08		17.84		+.31		33.69		in	1983		10.75		in	1927
Snow		0.0		0.0		0.0		+0.0		0.0		in					in
Snow Depth		0		0								in					in
Month Snow		0.0		0.0		0.0		+0.0		1.7		in	1977				in
Season Snow		34.7		31.1		33.5		+1.2		84.1		in	1996		5.0		in	1998
		May 19, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Humidity		98%		81%		92%		+6%		100%		in	2018		66%		in	1955
Minimum Humidity		67%		27%		57%		+10%		95%		in	2015		23%		in	2003
Average Humidity		83%		54%		74%		+8%		98%		in	2015		48%		in	1955
Maximum Barometer		29.90		30.37		30.08		-00.18		30.57		in	1983		29.49		in	1976
Minimum Barometer		29.70		30.18		29.87		-00.17		30.30		in	2009		29.22		in	1976
Average Barometer		29.80		30.28		29.97		-00.17		30.42		in	1983		29.36		in	1976
Average Wind		3.8		4.8		7.1		-3.3		15.2		in	1988		2.4		in	1989
Direction		SSE		NNE		NE				NNE					SSE
High Wind Gust		18		23		24		-6		44		in	1964		12		in	1996
Direction		S		NNE		NE				SW					SSE
Maximum Water Temp		55.9		58.3		55.8		+0.1		60.9		in	2017		49.8		in	2020
Minimum Water Temp		53.8		54.3		52.6		+1.2		57.2		in	2013		45.7		in	2020
Average Water Temp		54.9		56.3		54.2		+0.6		58.7		in	1998		47.8		in	2020
Sunrise/ AM Twilight		5:22:04 AM						4:49:17 AM
Sunset / PM Twilight		8:01:36 PM						8:34:18 PM
Length Of Day		14:39:32
Special Conditions		Fog
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