Portsmouth Rhode Island Weather Almanac
Wednesday, July 19, 2023
Cloudy/Dense Fog early, P Cloudy/Hazy Day, Mostly Cloudy PM, Light Winds, Continued Warm and Muggy
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2023
		July 19, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Temperature		83		88		80		+3		92		in	1977		68		in	1902
Minimum Temperature		71		71		65		+6		75		in	2013		55		in	1956
Average Temperature		77		80		73		+4		82		in	2013		64		in	2000
Month Avg Max Temperature		81.6		80.6		79.6		+2.0		84.9		in	1955		74.6		in	2009
Month Avg Min Temperature		68.4		64.7		64.3		+4.1		71.1		in	2013		57.7		in	1962
Month Average Temperature		75.3		72.9		72.3		+2.9		77.4		in	2013		67.5		in	2009
High Heat Index		88		95						98		in	2013
Low Wind Chill
Heating Degree Days		0		0		0		+0		1		in	2000		0		in	2023
Month Heating DD		0		0		3		-3		23		in	1914		0		in	2023
Season Heating DD		0		0		3		-3		23		in	1914		0		in	2023
Cooling Degree Days		12		15		8		+4		17		in	2013		0		in	2000
Month Cooling DD		195		151		139		+56		235		in	2013		54		in	1895
Year Cooling DD		271		246		232		+39		349		in	2010		92		in	2009
Maximum Dew Point		74		74		69		+5		77		in	2013		59		in	2000
Minimum Dew Point		67		67		61		+6		73		in	2013		45		in	1965
Average  Dew Point		71		71		65		+6		75		in	2013		55		in	2018
Month Avg Max Dew Point		74.9		68.9		68.3		+6.6		74.9		in	2023		60.5		in	1978
Month Avg Min Dew Point		67.2		59.8		59.8		+7.4		68.7		in	2013		50.9		in	1962
Month Average Dew Point		71.1		64.4		64.1		+7.0		71.4		in	2013		55.9		in	1962
Precipitation		.00		.00		.09		-.09		1.56		in	1919
One Hour Rain		.00		.00						.59		in	2004
Hourly Rain Rate		.00		.00						7.02		in	2004
Month Precipitation		5.46		.49		1.91		+3.55		5.46		in	2023		.01		in	1982
Year Precipitation		29.94		23.39		24.48		+5.46		40.76		in	1998		13.52		in	1957
Snow
Snow Depth
Month Snow
Season Snow		0.0		0.0		0.0		+0.0		0.0		in	1996		0.0		in	1998
		July 19, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Humidity		99%		98%		93%		+6%		100%		in	2017		67%		in	1976
Minimum Humidity		65%		59%		60%		+5%		89%		in	1988		35%		in	1997
Average Humidity		82%		79%		77%		+5%		95%		in	1988		55%		in	1976															31
Maximum Barometer		30.02		29.74		30.01		+00.01		30.24		in	2014		29.74		in	2022
Minimum Barometer		29.92		29.65		29.83		+00.09		30.18		in	2014		29.47		in	1958
Average Barometer		29.97		29.70		29.92		+00.05		30.21		in	2014		29.61		in	1966
Average Wind		3.7		7.9		5.8		-2.1		11.0		in	1966		2.4		in	1999
Direction		WNW		SW		SW				SW					N
High Wind Gust		15		28		21		-6		37		in	1974		12		in	2004
Direction		W		SW		SW				SW					E
Maximum Water Temp		75.2		73.6		71.2		+4.0		75.7		in	2013		66.7		in	2001
Minimum Water Temp		72.1		70.9		67.8		+4.3		72.8		in	2010		63.4		in	2004
Average Water Temp		73.7		72.3		69.5		+4.1		73.9		in	2013		65.4		in	2001
Sunrise/ AM Twilight		5:27:20 AM						4:56:35 AM
Sunset / PM Twilight		8:14:57 PM						8:46:42 PM
Length Of Day		14:47:37
Special Conditions		Dense Fog, Haze
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