Portsmouth Rhode Island Weather Almanac
Tuesday, April 23, 2024
Clear, Light Fog early, Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		April 23, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		55		52		58		-3		80		in	1973		39		in	1911
Minimum Temperature		38		47		41		-3		52		in	1954		28		in	1933
Average Temperature		47		50		50		-3		65		in	1973		35		in	1930
Month Avg Max Temperature		54.5		59.4		54.0		+0.5		62.4		in	1976		46.5		in	1907
Month Avg Min Temperature		40.3		43.0		38.4		+2.0		43.0		in	2012		31.9		in	1943
Month Average Temperature		47.7		51.5		46.5		+1.2		52.1		in	2010		40.0		in	1907
High Heat Index										80		in	1973
Low Wind Chill		36		44		36		-0							18		in	1989
Heating Degree Days		18		15		15		+3		30		in	1930		0		in	1973
Month Heating DD		398		316		425		-27		576		in	1907		296		in	2010
Season Heating DD		4627		4383		5106		-479		6147		in	1904		4175		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		48		50		45		+3		61		in	1954		21		in	1989
Minimum Dew Point		32		47		32		+0		51		in	1954		10		in	1989
Average  Dew Point		40		49		39		+1		56		in	1954		16		in	1989
Month Avg Max Dew Point		43.8		47.2		41.7		+2.1		47.7		in	1987		32.6		in	1975
Month Avg Min Dew Point		34.0		34.3		28.4		+5.5		36.3		in	2010		17.9		in	1982
Month Average Dew Point		38.9		40.7		35.1		+3.8		41.5		in	2010		26.6		in	1982
Precipitation		.00		.36		.14		-.14		1.28		in	2006
One Hour Rain		.00		.07						.42		in	2006
Half Hour Rain		.00		.11						.28		in	2014
Hourly Rain Rate		.00		1.73						4.33		in	2014
Month Precipitation		3.98		1.55		3.29		+.69		9.19		in	1983		.35		in	1966
Year Precipitation		22.82		15.05		14.88		+7.94		28.46		in	1983		7.48		in	1985
Snow		0.0		0.0		0.0		+0.0		T		in	1930
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 23, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		96%		98%		90%		+6%		100%		in	2011		46%		in	1978
Minimum Humidity		44%		91%		51%		-7%		91%		in	2023		20%		in	1978
Average Humidity		70%		95%		70%		-0%		95%		in	2023		33%		in	1978
Maximum Barometer		30.22		30.01		30.01		+00.21		30.63		in	1966		29.44		in	1971
Minimum Barometer		30.02		29.86		29.74		+00.28		30.38		in	2018		29.17		in	1993
Average Barometer		30.12		29.94		29.88		+00.24		30.44		in	2018		29.36		in	1971
Average Wind		6.1		8.9		7.9		-1.8		16.5		in	1986		2.7		in	1981
Direction		S		SE		SE				NNE					SE
High Wind Gust		22		27		25		-3		46		in	1962		12		in	1981
Direction		S		ESE		SSE				WNW					SE
Maximum Water Temp		50.9		48.6		48.5		+2.4		54.3		in	2007		41.0		in	2020
Minimum Water Temp		48.6		47.5		45.7		+2.9		50.2		in	2012		39.6		in	2020
Average Water Temp		49.8		48.1		47.1		+2.6		51.1		in	2007		40.3		in	2020
Sunrise/ AM Twilight		5:52:17 AM						5:22:06 AM
Sunset / PM Twilight		7:34:56 PM						8:04:38 PM
Length Of Day		13:42:39
Special Conditions		Fog
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