Portsmouth Rhode Island Weather Almanac
Thursday, April 25, 2024
Partly Cloudy early then Clear, Windy and Much Colder
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		April 25, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		52		60		58		-6		72		in	1982		38		in	1919
Minimum Temperature		34		42		42		-8		50		in	1913		29		in	1919
Average Temperature		43		51		50		-7		59		in	1913		34		in	1919
Month Avg Max Temperature		54.8		59.4		54.3		+0.5		61.9		in	1976		47.2		in	1907
Month Avg Min Temperature		40.1		42.9		38.7		+1.4		43.2		in	2010		32.6		in	1943
Month Average Temperature		47.7		51.4		46.8		+0.9		52.2		in	2010		40.7		in	1907
High Heat Index												in
Low Wind Chill		25		40		36		-11							19		in	1919
Heating Degree Days		22		14		15		+7		31		in	1919		6		in	1913
Month Heating DD		432		344		455		-23		608		in	1907		321		in	2010
Season Heating DD		4661		4411		5136		-475		6180		in	1904		4205		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		34		48		46		-12		58		in	1961		29		in	1956
Minimum Dew Point		19		35		33		-14		46		in	2011		9		in	2004
Average  Dew Point		27		42		40		-13		51		in	2011		21		in	1989
Month Avg Max Dew Point		43.7		47.4		42.1		+1.6		48.0		in	1987		33.0		in	1965
Month Avg Min Dew Point		33.3		34.6		28.8		+4.5		36.4		in	2010		18.4		in	1982
Month Average Dew Point		38.5		41.0		35.4		+3.0		41.5		in	2010		27.0		in	1982
Precipitation		.00		.00		.14		-.14		1.79		in	1931
One Hour Rain		.00		.00						.45		in	2018
Half Hour Rain		.00		.00						.24		in	2018
Hourly Rain Rate		.00		.00						1.94		in	2017
Month Precipitation		3.98		1.55		3.57		+.41		11.90		in	1983		.47		in	1963
Year Precipitation		22.82		15.05		15.16		+7.66		31.17		in	1983		7.48		in	1985
Snow		0.0		0.0		0.0		+0.0		0.0		in
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 25, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		84%		98%		89%		-5%		100%		in	2018		64%		in	1959
Minimum Humidity		33%		45%		48%		-15%		91%		in	1986		17%		in	1989
Average Humidity		59%		72%		69%		-10%		96%		in	1986		46%		in	1982
Maximum Barometer		30.40		30.19		30.03		+00.37		30.56		in	1957		29.41		in	1983
Minimum Barometer		30.12		30.06		29.78		+00.34		30.25		in	2004		29.01		in	1983
Average Barometer		30.26		30.13		29.91		+00.35		30.40		in	1957		29.21		in	1983
Average Wind		10.3		5.6		7.6		+2.7		18.0		in	1986		2.6		in	1981
Direction		N		SSW		SW				NNE					N
High Wind Gust		33		20		25		+8		53		in	1928		14		in	1981
Direction		N		S		NW				NW					N
Maximum Water Temp		48.4		51.8		49.6		-1.2		55.4		in	2007		43.0		in	2020
Minimum Water Temp		45.7		49.5		46.6		-0.9		51.3		in	2012		39.6		in	2020
Average Water Temp		47.1		50.7		48.1		-1.1		52.5		in	2012		41.3		in	2020
Sunrise/ AM Twilight		5:49:25 AM						5:19:05 AM
Sunset / PM Twilight		7:37:06 PM						8:06:59 PM
Length Of Day		13:47:41
Special Conditions		None
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