Portsmouth Rhode Island Weather Almanac
Wednesday, May 8, 2024
Partly Cloudy early then Cloudy, Heavy Rain, Dense Fog & Thunderstorm, Much Cooler
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		May 8, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		57		74		62		-5		85		in	2000		48		in	1947
Minimum Temperature		50		53		46		+4		57		in	2000		35		in	1956
Average Temperature		54		64		54		+0		71		in	2000		43		in	1898
Month Avg Max Temperature		61.5		62.5		61.1		+0.4		74.6		in	1930		49.4		in	1917
Month Avg Min Temperature		46.3		46.9		45.3		+1.0		53.3		in	2010		38.0		in	1917
Month Average Temperature		54.3		54.9		53.3		+1.0		64.0		in	1930		44.0		in	1917
High Heat Index										86		in	2000
Low Wind Chill															28		in	1898
Heating Degree Days		11		1		11		+0		22		in	1898		0		in	2000
Month Heating DD		86		81		94		-8		168		in	1917		20		in	1930
Season Heating DD		4817		4560		5298		-481		6335		in	1904		4392		in	2012
Cooling Degree Days		0		0		0		+0		6		in	2000		0		in	2024
Month Cooling DD		0		0		0		+0		19		in	2001		0		in	2024
Year Cooling DD		0		0		0		+0		19		in	2001		0		in	2024
Maximum Dew Point		56		56		50		+6		63		in	2013		22		in	1950
Minimum Dew Point		49		32		39		+10		54		in	2013		6		in	1950
Average  Dew Point		53		44		45		+8		59		in	2013		14		in	1950
Month Avg Max Dew Point		53.5		50.6		49.3		+4.3		57.9		in	1998		34.0		in	1952
Month Avg Min Dew Point		43.4		40.4		37.6		+5.8		49.4		in	1998		22.4		in	1974
Month Average Dew Point		48.8		45.9		43.5		+5.3		53.6		in	1998		30.5		in	1952
Precipitation		.85		.32		.11		+.74		2.56		in	1954
One Hour Rain		.46		.18						.71		in	1954
Half Hour Rain		.28		.10						.28		in	2024
Hourly Rain Rate		2.84		.33						2.84		in	2024
Month Precipitation		1.48		.67		.95		+.53		3.38		in	1954		.00		in	2015
Year Precipitation		24.40		17.90		16.81		+7.59		31.53		in	1983		9.78		in	1927
Snow		0.0		0.0		0.0		+0.0				in
Snow Depth		0		0		0		+0		T		in	1898
Month Snow		0.0		0.0		0.0		+0.0		T		in	1995		0.0		in	Many
Season Snow		12.7		9.1		33.8		-21.1		84.1		in	1996		5.0		in	1998
		May 8, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		100%		98%		87%		+13%		100%		in	2024		33%		in	1950
Minimum Humidity		93%		34%		50%		+43%		93%		in	2024		15%		in	1950
Average Humidity		97%		66%		69%		+28%		97%		in	2024		24%		in	1950
Maximum Barometer		29.73		29.87		30.07		-00.34		30.59		in	1968		29.35		in	1967
Minimum Barometer		29.53		29.67		29.83		-00.30		30.32		in	2001		29.15		in	1967
Average Barometer		29.63		29.77		29.95		-00.32		30.42		in	1968		29.25		in	1967
Average Wind		6.0		6.0		7.6		-1.6		19.1		in	2005		2.6		in	1996
Direction		S		NW		S				N					S
High Wind Gust		19		24		25		-6		41		in	2005		12		in	2018
Direction		S		NW		S				N					SSE
Maximum Water Temp		54.0		56.3		53.2		+0.8		59.4		in	2007		45.0		in	2020
Minimum Water Temp		50.9		53.1		50.3		+0.6		56.1		in	2010		43.0		in	2020
Average Water Temp		52.5		54.7		51.8		+0.7		56.8		in	2007		44.0		in	2020
Sunrise/ AM Twilight		5:32:39 AM						5:01:14 AM
Sunset / PM Twilight		7:51:02 PM						8:22:09 PM
Length Of Day		14:18:23
Special Conditions		Dense Fog, Thunderstorm
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