Portsmouth Rhode Island Weather Almanac
Tuesday, May 7, 2024
Mostly Cloudy & Fog early, Clear Day to Partly Cloudy PM, Much Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		May 7, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		74		73		62		+12		85		in	1939		45		in	1967
Minimum Temperature		53		51		46		+7		58		in	1930		33		in	1967
Average Temperature		64		62		54		+10		71		in	1930		39		in	1967
Month Avg Max Temperature		62.1		60.9		61.0		+1.1		74.6		in	1930		49.0		in	1917
Month Avg Min Temperature		45.7		46.0		45.1		+0.6		53.6		in	2010		37.7		in	1964
Month Average Temperature		54.3		53.6		53.1		+1.1		63.7		in	1930		43.7		in	1917
High Heat Index										86		in	1930
Low Wind Chill															25		in	1967
Heating Degree Days		1		3		11		-10		26		in	1967		0		in	2000
Month Heating DD		75		80		83		-8		149		in	1917		18		in	2010
Season Heating DD		4806		4559		5287		-481		6330		in	1904		4381		in	2012
Cooling Degree Days		0		0		0		+0		6		in	1930		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		58		51		50		+8		63		in	1977		24		in	1968
Minimum Dew Point		50		41		39		+11		54		in	1998		6		in	1995
Average  Dew Point		54		46		44		+10		58		in	1998		17		in	1995
Month Avg Max Dew Point		53.1		49.9		49.1		+4.0		57.9		in	1998		33.6		in	1952
Month Avg Min Dew Point		42.6		41.6		37.4		+5.1		49.6		in	1998		21.3		in	1974
Month Average Dew Point		48.1		46.1		43.3		+4.9		53.7		in	1998		29.8		in	1952
Precipitation		.00		T		.11		-.11		1.50		in	1908
One Hour Rain		.00		T						.31		in	1998
Half Hour Rain		.00		.00						.08		in	2009
Hourly Rain Rate		.00		.00						1.20		in	2009
Month Precipitation		.63		.35		.84		-.21		3.08		in	1922		.00		in	2015
Year Precipitation		23.55		17.58		16.70		+6.85		31.53		in	1983		9.78		in	1927
Snow		0.0		0.0		0.0		+0.0		0.0		in
Snow Depth		0		0		0		+0				in
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 7, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		95%		86%		87%		+8%		100%		in	2013		48%		in	1995
Minimum Humidity		48%		34%		47%		+1%		93%		in	2009		13%		in	1995
Average Humidity		72%		60%		67%		+4%		96%		in	1998		31%		in	1995
Maximum Barometer		29.83		30.07		30.07		-00.24		30.65		in	1992		29.59		in	1951
Minimum Barometer		29.69		29.77		29.83		-00.14		30.49		in	2001		29.35		in	1967
Average Barometer		29.76		29.92		29.95		-00.19		30.54		in	2001		29.54		in	1951
Average Wind		6.6		7.5		7.3		-0.7		20.6		in	2005		2.8		in	1953
Direction		S		NW		S				N					SE
High Wind Gust		18		26		24		-6		45		in	2005		12		in	1998
Direction		N		SSW		S				NNE					W
Maximum Water Temp		54.3		56.7		53.2		+1.1		57.6		in	2010		45.1		in	2020
Minimum Water Temp		50.5		53.2		49.9		+0.6		54.6		in	2010		42.3		in	2020
Average Water Temp		52.4		55.0		51.6		+0.8		56.1		in	2010		43.7		in	2020
Sunrise/ AM Twilight		5:33:49 AM						5:02:29 AM
Sunset / PM Twilight		7:49:59 PM						8:21:00 PM
Length Of Day		14:16:10
Special Conditions		Fog
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