Portsmouth Rhode Island Weather Almanac
Tuesday, April 16, 2024
Mostly Cloudy early, Partly Cloudy Day to Mostly Cloudy and Rain Shower PM, Very Warm
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		April 16, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		70		67		55		+15		75		in	1941		40		in	2018
Minimum Temperature		46		50		39		+7		50		in	2023		28		in	1957
Average Temperature		58		59		47		+11		61		in	1941		35		in	1943
Month Avg Max Temperature		53.7		60.9		52.7		+1.1		62.9		in	1945		44.9		in	2003
Month Avg Min Temperature		39.9		41.7		37.3		+2.5		43.4		in	2010		29.5		in	1982
Month Average Temperature		47.1		51.5		45.3		+1.8		53.2		in	2010		38.7		in	1907
High Heat Index										0		in
Low Wind Chill		45		49		33		+12							17		in	1957
Heating Degree Days		7		6		18		-11		30		in	1943		4		in	1941
Month Heating DD		269		207		296		-27		394		in	1907		177		in	2010
Season Heating DD		4498		4274		4977		-479		6014		in	1918		4106		in	2012
Cooling Degree Days		0		0		0		+0		0		in			0		in	Many
Month Cooling DD		0		5		0		+0		5		in	2023		0		in	Many
Year Cooling DD		0		5		0		+0		5		in	2023		0		in	Many
Maximum Dew Point		56		60		43		+13		60		in	2023		16		in	1971
Minimum Dew Point		41		48		29		+12		48		in	2023		4		in	2005
Average  Dew Point		49		54		36		+13		54		in	2023		13		in	1971
Month Avg Max Dew Point		43.7		46.7		40.5		+3.3		47.7		in	2010		30.3		in	1965
Month Avg Min Dew Point		34.6		31.3		27.0		+7.6		35.7		in	2010		14.0		in	1982
Month Average Dew Point		39.2		39.0		33.7		+5.4		41.7		in	2010		22.4		in	1982
Precipitation		.08		.19		.14		-.06		3.29		in	1964
One Hour Rain		.08		.16						.49		in	1964
Half Hour Rain		.08		.09						.29		in	2014
Hourly Rain Rate		2.21		1.35						5.54		in	2014
Month Precipitation		3.34		.89		2.17		+1.17		6.74		in	1964		.03		in	1963
Year Precipitation		22.18		14.39		13.76		+8.42		24.99		in	1983		6.69		in	2012
Snow		0.0		0.0		0.0		+0.0		T		in	2007
Snow Depth		0		0		0		+0		3		in	1950
Month Snow		0.0		0.0		0.5		-0.5		9.6		in	1996		0.0		in	2024
Season Snow		12.7		9.1		33.8		-21.1		84.1		in	1996		5.0		in	1998
		April 16, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		90%		99%		85%		+5%		100%		in	2019		47%		in	1976
Minimum Humidity		54%		80%		46%		+8%		95%		in	1984		14%		in	1959
Average Humidity		72%		90%		66%		+6%		98%		in	1984		35%		in	1976
Maximum Barometer		29.96		30.01		30.08		-00.12		30.55		in	2005		29.62		in	2019
Minimum Barometer		29.69		29.90		29.82		-00.13		30.34		in	2016		29.18		in	1980
Average Barometer		29.83		29.96		29.95		-00.12		30.43		in	2005		29.43		in	1974
Average Wind		5.7		3.8		7.7		-2.0		15.3		in	1981		2.9		in	1994
Direction		SSW		SSE		SSE				NW					SSE
High Wind Gust		29		13		26		+3		53		in	2007		13		in	2023
Direction		SW		S		S				ESE					S
Maximum Water Temp		50.0		51.3		47.2		+2.8		52.6		in	2012		43.2		in	2020
Minimum Water Temp		46.6		48.7		44.3		+2.3		49.8		in	2012		40.3		in	2018
Average Water Temp		48.3		50.0		45.8		+2.5		51.2		in	2012		41.8		in	2018
Sunrise/ AM Twilight		6:04:21 AM						5:34:45 AM
Sunset / PM Twilight		7:26:14 PM						7:55:18 PM
Length Of Day		13:21:53
Special Conditions		None
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