Portsmouth Rhode Island Weather Almanac
Tuesday, May 14, 2024
Mostly Cloudy early, then Partly Cloudy, Breezy and Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		May 14, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		66		64		64		+2		81		in	1991		48		in	1931
Minimum Temperature		49		48		48		+1		59		in	2022		35		in	1996
Average Temperature		58		56		56		+2		68		in	2022		45		in	1931
Month Avg Max Temperature		61.5		66.1		62.1		-0.6		72.1		in	2001		52.2		in	1917
Month Avg Min Temperature		45.8		47.6		46.1		-0.3		50.6		in	1930		39.6		in	1967
Month Average Temperature		53.9		57.1		54.1		-0.2		61.2		in	1930		46.2		in	1917
High Heat Index										80		in	1991
Low Wind Chill															34		in	1996
Heating Degree Days		7		9		9		-2		20		in	1931		0		in	2022
Month Heating DD		155		115		152		+3		263		in	1917		65		in	1930
Season Heating DD		4886		4594		5356		-470		6389		in	1905		4433		in	2012
Cooling Degree Days		0		0		0		+0		3		in	2022		0		in	2024
Month Cooling DD		0		4		0		+0		27		in	2001		0		in	2024
Year Cooling DD		0		4		0		+0		27		in	2001		0		in	2024
Maximum Dew Point		57		50		52		+5		67		in	2022		33		in	1977
Minimum Dew Point		47		35		41		+6		58		in	2022		17		in	1994
Average  Dew Point		52		43		47		+5		63		in	2022		27		in	1994
Month Avg Max Dew Point		52.4		51.4		50.3		+2.1		55.1		in	2004		39.9		in	1952
Month Avg Min Dew Point		42.1		39.4		38.7		+3.4		46.0		in	1998		27.6		in	1966
Month Average Dew Point		47.5		45.8		44.5		+3.0		50.0		in	1998		34.0		in	1966
Precipitation		.00		.00		.11		-.11		1.48		in	2006
One Hour Rain		.00		.00						.51		in	2006
Half Hour Rain		.00		.00						.39		in	2006
Hourly Rain Rate		.00		.00						4.80		in	2006
Month Precipitation		1.67		.67		1.61		+.06		6.08		in	2006		T		in	2001
Year Precipitation		24.59		17.90		17.47		+7.12		31.82		in	1983		10.18		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		1.7		in	1977		0.0		in	Many
Season Snow		12.7		9.1		33.8		-21.1		84.1		in	1996		5.0		in	1998
		May 14, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		94%		93%		90%		+4%		100%		in	2022		52%		in	1951
Minimum Humidity		71%		43%		52%		+20%		93%		in	2006		18%		in	1994
Average Humidity		83%		68%		71%		+12%		97%		in	2006		36%		in	1994
Maximum Barometer		30.09		30.20		30.09		+00.01		30.55		in	1986		29.55		in	2002
Minimum Barometer		29.97		30.08		29.86		+00.11		30.26		in	2014		29.32		in	2002
Average Barometer		30.03		30.14		29.97		+00.06		30.34		in	1951		29.44		in	2002
Average Wind		9.1		6.4		6.5		+2.6		12.3		in	1971		2.9		in	1992
Direction		SSW		ENE		SSE				NW					SW
High Wind Gust		26		18		23		+3		36		in	2017		13		in	2004
Direction		S		NE		SW				NW					S
Maximum Water Temp		57.7		59.9		54.6		+3.1		60.1		in	2007		47.8		in	2020
Minimum Water Temp		54.9		54.7		51.5		+3.4		56.4		in	2012		44.2		in	2020
Average Water Temp		56.3		57.3		53.0		+3.3		58.2		in	2007		46.0		in	2020
Sunrise/ AM Twilight		5:26:14 AM						4:54:18 AM
Sunset / PM Twilight		7:57:12 PM						8:28:55 PM
Length Of Day		14:30:58
Special Conditions		None
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