Portsmouth Rhode Island Weather Almanac
Monday, April 29, 2024
Partly Cloudy, Very Warm
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		April 29, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		74		57		60		+14		82		in	1903		43		in	1898
Minimum Temperature		50		47		43		+7		52		in	2017		30		in	1992
Average Temperature		62		52		52		+10		65		in	1903		40		in	1909
Month Avg Max Temperature		55.8		59.1		55.0		+0.8		61.0		in	1976		48.4		in	1907
Month Avg Min Temperature		40.1		43.0		39.2		+0.9		43.0		in	2010		33.8		in	1943
Month Average Temperature		48.2		51.3		47.4		+0.8		51.7		in	2010		41.9		in	1907
High Heat Index										81		in	1903
Low Wind Chill		48		42		37		+11							23		in	1992
Heating Degree Days		3		13		13		-10		25		in	1909		0		in	1903
Month Heating DD		488		402		510		-22		671		in	1907		386		in	2010
Season Heating DD		4717		4469		5191		-474		6242		in	1904		4271		in	2012
Cooling Degree Days		0		0		0		+0		0		in			0		in	Many
Month Cooling DD		0		5		0		+0		13		in	1976		0		in	Many
Year Cooling DD		0		5		0		+0		13		in	1976		0		in	Many
Maximum Dew Point		63		50		48		+15		63		in	2024		27		in	1967
Minimum Dew Point		44		40		35		+9		48		in	2017		10		in	2012
Average  Dew Point		54		45		41		+13		56		in	2017		22		in	1977
Month Avg Max Dew Point		44.5		47.4		42.8		+1.7		47.6		in	2017		34.2		in	1965
Month Avg Min Dew Point		33.5		35.4		29.6		+4.0		37.3		in	2017		20.3		in	1982
Month Average Dew Point		39.0		41.4		36.1		+2.9		42.4		in	2017		28.7		in	1975
Precipitation		.00		.48		.14		-.14		2.19		in	1980
One Hour Rain		.00		.16						.94		in	1980
Half Hour Rain		.00		.08						.18		in	2008
Hourly Rain Rate		.00		.40						1.35		in	2008
Month Precipitation		4.06		2.03		4.13		-.07		11.94		in	1983		.47		in	1963
Year Precipitation		22.90		15.53		15.72		+7.18		31.21		in	1983		7.53		in	1985
Snow		0.0		0.0		0.0		+0.0		1.3		in	1909
Snow Depth		0		0		0		+0		0		in
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 29, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		98%		98%		87%		+11%		100%		in	1905		47%		in	2022
Minimum Humidity		57%		59%		49%		+8%		91%		in	1956		16%		in	2012
Average Humidity		78%		79%		68%		+10%		95%		in	1958		36%		in	2022
Maximum Barometer		30.07		30.14		30.07		-00.00		30.51		in	2001		29.71		in	1987
Minimum Barometer		29.93		29.87		29.84		+00.09		30.38		in	2001		29.25		in	1987
Average Barometer		30.00		30.01		29.96		+00.04		30.45		in	2001		29.48		in	1987
Average Wind		6.5		9.2		7.1		-0.6		13.4		in	1958		2.3		in	2007
Direction		SSE		E		N				E					SSE
High Wind Gust		16		27		24		-8		42		in	2010		12		in	2007
Direction		SE		E		SW				WNW					ESE
Maximum Water Temp		51.4		53.1		50.3		+1.1		55.6		in	2007		43.5		in	2020
Minimum Water Temp		48.4		50.7		47.3		+1.1		52.5		in	2012		40.5		in	2020
Average Water Temp		49.9		51.9		48.8		+1.1		53.6		in	2012		42.0		in	2020
Sunrise/ AM Twilight		5:43:54 AM						5:13:14 AM
Sunset / PM Twilight		7:41:26 PM						8:11:40 PM
Length Of Day		13:57:32
Special Conditions		None
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