Portsmouth Rhode Island Weather Almanac
Tuesday, April 9, 2024
Partly Cloudy early, Clear Day to Partly Cloudy PM, Much Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		April 9, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		69		50		53		+16		78		in	1991		37		in	1997
Minimum Temperature		43		35		38		+5		50		in	1991		22		in	1977
Average Temperature		56		43		46		+10		64		in	1991		31		in	1917
Month Avg Max Temperature		50.7		53.2		51.7		-1.0		63.3		in	2010		40.4		in	2003
Month Avg Min Temperature		36.7		38.2		36.6		+0.1		44.8		in	2010		27.2		in	1982
Month Average Temperature		43.9		46.0		44.4		-0.6		54.2		in	2010		36.1		in	1982
High Heat Index										80		in	1991
Low Wind Chill		40		30		29		+11							9		in	1977
Heating Degree Days		9		22		19		-10		34		in	1917		1		in	1991
Month Heating DD		190		171		185		+5		260		in	1982		97		in	2010
Season Heating DD		4419		4238		4866		-447		5865		in	1918		4023		in	2012
Cooling Degree Days		0		0		0		+0				in			0		in	Many
Month Cooling DD		0		0		0		+0		0		in	2024		0		in	Many
Year Cooling DD		726		784		609		+117		871		in	2020		290		in	1902
Maximum Dew Point		41		31		41		+0		63		in	1991		14		in	1977
Minimum Dew Point		27		21		27		+0		45		in	1991		5		in	1977
Average  Dew Point		34		26		34		+0		54		in	1991		10		in	1977
Month Avg Max Dew Point		39.2		44.4		39.6		-0.3		52.1		in	2010		25.1		in	1965
Month Avg Min Dew Point		31.0		26.2		26.0		+5.0		40.1		in	2010		10.0		in	1982
Month Average Dew Point		35.1		35.3		32.8		+2.3		46.1		in	2010		19.3		in	1982
Precipitation		.00		.00		.14		-.14		2.33		in	1897
One Hour Rain		.00		.00						.27		in	1974
Half Hour Rain		.00		.00						.19		in	2020
Hourly Rain Rate		.00		.00						4.92		in	2020
Month Precipitation		2.36		.70		1.33		+1.03		4.20		in	1957		.00		in	1925
Year Precipitation		21.20		14.20		12.92		+8.28		21.98		in	1903		6.44		in	2012
Snow		0.0		0.0		0.0		+0.0		8.0		in	1917
Snow Depth		0		0		0		+0		5		in	1982
Month Snow		0.0		0.0		0.5		-0.5		8.0		in	1982		0.0		in	2024
Season Snow		12.7		9.1		33.8		-21.1		80.5		in	1996		5.0		in	1998
		April 9, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		81%		85%		84%		-3%		100%		in	2021		51%		in	1977
Minimum Humidity		22%		35%		45%		-23%		92%		in	1974		15%		in	1968
Average Humidity		52%		60%		64%		-13%		95%		in	1974		39%		in	1977
Maximum Barometer		30.11		30.55		30.03		+00.08		30.55		in	2023		29.61		in	2020
Minimum Barometer		30.00		30.45		29.76		+00.24		30.45		in	2023		28.87		in	1907
Average Barometer		30.06		30.50		29.90		+00.16		30.50		in	2023		29.33		in	2020
Average Wind		5.9		5.8		8.2		-2.3		18.9		in	2000		2.8		in	1952
Direction		SSE		ENE		NNE				SSE					SSE
High Wind Gust		21		18		26		-5		45		in	2000		13		in	1952
Direction		SSE		SSW		NNE				WSW					S
Maximum Water Temp		46.0		46.9		45.1		+0.9		55.9		in	2010		38.5		in	2003
Minimum Water Temp		43.5		44.8		42.4		+1.1		48.3		in	2010		38.0		in	2003
Average Water Temp		44.8		45.9		43.8		+1.0		52.1		in	2010		38.3		in	2003
Sunrise/ AM Twilight		6:13:55 AM						5:44:41 AM
Sunset / PM Twilight		7:19:42 PM						7:48:23 PM
Length Of Day		13:05:47
Special Conditions		None
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