Portsmouth Rhode Island Weather Almanac
Thursday, May 25, 2023
Cloudy early then Partly Cloudy, Windy and Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2023
		May 25, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Temperature		67		63		68		-1		90		in	2007		46		in	1925
Minimum Temperature		50		44		51		-1		60		in	2007		34		in	1956
Average Temperature		59		54		60		-1		75		in	2007		44		in	1925
Month Avg Max Temperature		65.6		65.8		64.0		+1.6		69.2		in	1991		56.4		in	2005
Month Avg Min Temperature		47.4		49.4		47.6		-0.3		50.9		in	2012		41.3		in	1956
Month Average Temperature		56.7		57.8		55.8		+0.9		59.3		in	1993		50.1		in	2005
High Heat Index										91		in	2007
Low Wind Chill		44													30		in	1956
Heating Degree Days		6		11		5		+1		21		in	1925		0		in	2016
Month Heating DD		211		193		229		-18		373		in	2005		144		in	1993
Season Heating DD		4690		4975		5402		-712		6509		in	1905		4475		in	2012
Cooling Degree Days		0		0		0		-0		10		in	2007				in
Month Cooling DD		4		14		5		-1		27		in	2001		0		in	2020
Year Cooling DD		9		14		5		+4		27		in	2001		0		in	2020
Maximum Dew Point		51		52		56		-5		68		in	2010		35		in	1956
Minimum Dew Point		42		41		46		-4		58		in	1979		27		in	1972
Average  Dew Point		47		47		51		-4		62		in	2010		32		in	1956
Month Avg Max Dew Point		52.1		54.0		52.2		-0.1		57.6		in	2004		42.0		in	1967
Month Avg Min Dew Point		39.0		42.5		40.9		-1.9		46.5		in	2012		30.6		in	1967
Month Average Dew Point		45.8		48.6		46.6		-0.7		51.3		in	2012		36.3		in	1967
Precipitation		.00		.00		.10		-.10		2.85		in	1967
One Hour Rain		.00		.00						.67		in	1978
Hourly Rain Rate		.00		.00						5.65		in	2017
Month Precipitation		3.44		2.17		2.71		+.73		6.96		in	2006		.35		in	2015
Year Precipitation		20.67		18.57		18.44		+2.23		34.81		in	1983		11.34		in	1905
Snow		0.0		0.0		0.0		+0.0		0.0		in					in
Snow Depth		0		0						0		in					in
Month Snow		0.0		0.0		0.0		+0.0		1.7		in	1977		0.0		in	2023
Season Snow		9.1		34.7		33.5		-24.4		84.1		in	1996		5.0		in	1998
		May 25, 2023								Record					Record
Observed Daily Data		2023		2022		Norm		Depart		Highest					Lowest
Maximum Humidity		93%		95%		90%		+3%		100%		in	2017		57%		in	1957
Minimum Humidity		42%		50%		56%		-14%		94%		in	1979		24%		in	1981
Average Humidity		68%		73%		73%		-6%		97%		in	1979		41%		in	1957
Maximum Barometer		30.19		30.42		30.04		+00.15		30.52		in	1956		29.62		in	1980
Minimum Barometer		29.97		30.34		29.82		+00.15		30.34		in	2022		29.42		in	1980
Average Barometer		30.08		30.38		29.93		+00.15		30.38		in	2022		29.52		in	1980
Average Wind		9.2		3.8		7.3		+1.9		22.4		in	1967		2.0		in	1997
Direction		N		S		SSW				N					SSE
High Wind Gust		27		17		24		+3		48		in	1967		12		in	1997
Direction		N		SSE		SSW				NNE					SSE
Maximum Water Temp		59.4		59.9		57.5		+1.9		64.0		in	2007		49.9		in	2005
Minimum Water Temp		57.0		57.2		54.0		+3.0		59.2		in	2010		46.9		in	2020
Average Water Temp		58.2		58.6		55.8		+2.4		60.5		in	2007		48.7		in	2020
Sunrise/ AM Twilight		5:17:35 AM						4:44:17 AM
Sunset / PM Twilight		8:06:54 PM						8:40:20 PM
Length Of Day		14:49:19
Special Conditions		None
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