Portsmouth Rhode Island Weather Almanac
Wednesday, May 22, 2024
Clear, Much Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		May 22, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		76		66		67		+9		90		in	1992		49		in	1909
Minimum Temperature		53		46		50		+3		61		in	1911		39		in	1907
Average Temperature		65		56		59		+6		73		in	1992		47		in	1909
Month Avg Max Temperature		62.7		65.7		63.5		-0.8		69.0		in	1918		56.9		in	1917
Month Avg Min Temperature		48.2		47.6		47.2		+1.0		50.2		in	2012		41.6		in	1956
Month Average Temperature		55.7		56.9		55.4		+0.4		59.4		in	1930		49.9		in	1917
High Heat Index		78								87		in	1992
Low Wind Chill															37		in	2006
Heating Degree Days		0		9		6		-6		18		in	1909		0		in	2024
Month Heating DD		204		183		212		-8		332		in	1917		132		in	1918
Season Heating DD		4935		4662		5416		-481		6478		in	1905		4467		in	2012
Cooling Degree Days		0		0		1		-1		8		in	1992		0		in	2024
Month Cooling DD		0		4		2		-2		27		in	2001		0		in	2024
Year Cooling DD		0		4		2		-2		27		in	2001		0		in	2024
Maximum Dew Point		66		52		55		+11		70		in	2022		41		in	1967
Minimum Dew Point		52		45		44		+8		59		in	2012		30		in	1950
Average  Dew Point		59		49		50		+9		64		in	2022		36		in	1967
Month Avg Max Dew Point		54.9		52.1		51.7		+3.2		57.5		in	2004		41.9		in	1967
Month Avg Min Dew Point		44.9		39.0		40.3		+4.6		46.6		in	1953		30.1		in	1967
Month Average Dew Point		50.1		45.9		46.0		+4.1		50.7		in	1953		36.0		in	1967
Precipitation		.00		.00		.10		-.10		1.17		in	1919
One Hour Rain		.00		.00						.22		in	2014
Half Hour Rain		.00		.00						.15		in	2014
Hourly Rain Rate		.00		.00						1.44		in	2014
Month Precipitation		5.04		3.43		2.41		+2.63		6.96		in	2006		.25		in	1939
Year Precipitation		27.96		20.66		18.27		+9.69		34.36		in	1983		10.81		in	1927
Snow		0.0		0.0		0.0		+0.0		0.0		in
Snow Depth		0		0		0		+0				in
Month Snow		0.0		0.0		0.0		+0.0		1.7		in	1977		0.0		in	Many
Season Snow		12.7		9.1		33.8		-21.1		84.1		in	1996		5.0		in	1998
		May 22, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		98%		94%		91%		+7%		100%		in	2017		66%		in	1998
Minimum Humidity		67%		55%		53%		+14%		93%		in	2012		22%		in	1992
Average Humidity		83%		75%		72%		+10%		97%		in	1986		46%		in	1978
Maximum Barometer		30.01		30.32		30.08		-00.07		30.62		in	1936		29.65		in	2008
Minimum Barometer		29.90		30.00		29.83		+00.07		30.25		in	2002		29.36		in	1948
Average Barometer		29.96		30.16		29.96		-00.00		30.31		in	2007		29.57		in	1973
Average Wind		7.9		7.4		6.8		+1.1		15.2		in	1956		1.7		in	1994
Direction		SSW		NE		SSW				SSW					S
High Wind Gust		27		24		23		+4		52		in	1956		11		in	1999
Direction		SSW		ENE		SSW				SSW					SE
Maximum Water Temp		58.3		57.6		56.8		+1.5		64.4		in	2007		51.8		in	2005
Minimum Water Temp		55.9		55.4		53.5		+2.4		59.4		in	2007		46.0		in	2020
Average Water Temp		57.1		56.5		55.2		+1.9		61.9		in	2007		49.3		in	2020
Sunrise/ AM Twilight		5:19:12 AM						4:46:38 AM
Sunset / PM Twilight		8:04:53 PM						8:37:23 PM
Length Of Day		14:45:41
Special Conditions		None
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