Portsmouth Rhode Island Weather Almanac
Monday, February 26, 2024
Partly Cloudy, Very Light Rain Shower to Mostly Cloudy PM, Very Warm
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		February 26, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		48		38		41		+7		62		in	1957		19		in	2003
Minimum Temperature		31		18		26		+5		43		in	2020		1		in	1928
Average Temperature		40		28		34		+6		52		in	1957		12		in	1990
Month Avg Max Temperature		40.2		44.3		39.2		+1.0		45.0		in	2018		27.2		in	1979
Month Avg Min Temperature		27.3		27.5		24.8		+2.4		30.8		in	2020		10.7		in	1934
Month Average Temperature		33.9		36.2		32.5		+1.4		38.0		in	2018		19.6		in	1934
High Heat Index										#N/A		in	#N/A
Low Wind Chill		25		16		13		+12							-19		in	1990
Heating Degree Days		25		37		31		-6		53		in	1990		13		in	1957
Month Heating DD		808		750		845		-37		1180		in	1934		703		in	2018
Season Heating DD		3475		3244		3764		-289		4755		in	1918		3093		in	2016
Cooling Degree Days		0		0		0		+0				in			0		in	Many
Month Cooling DD		0		0		0		+0		3		in	2022		0		in	Many
Year Cooling DD		726		784		609		+117		871		in	2020		290		in	1902
Maximum Dew Point		40		33		32		+8		52		in	1957		4		in	1990
Minimum Dew Point		25		17		16		+9		41		in	2020		-16		in	1970
Average  Dew Point		33		25		24		+9		47		in	1957		-6		in	1970
Month Avg Max Dew Point		31.8		36.1		30.0		+1.7		40.7		in	2018		12.2		in	1979
Month Avg Min Dew Point		19.0		17.8		13.6		+5.4		23.2		in	1984		0.2		in	1979
Month Average Dew Point		25.6		27.2		24.0		+1.6		31.9		in	2018		6.2		in	1979
Precipitation		.01		.00		.13		-.12		2.25		in	1979
One Hour Rain		.01		.00						.42		in	1979
Half Hour Rain		.01		.00						.15		in	2008
Hourly Rain Rate		.00		.00						.91		in	2008
Month Precipitation		1.11		1.43		3.17		-2.06		6.78		in	1998		.66		in	1947
Year Precipitation		7.86		8.62		6.84		+1.02		17.08		in	1979		2.64		in	1980
Snow		0.0		0.0		0.4		-0.4		8.3		in	1929
Snow Depth		0		T		1		-1		19		in	2015
Month Snow		6.1		0.4		9.6		-3.5		30.4		in	1994		0.0		in	2020
Season Snow		12.7		2.7		26.7		-14.0		62.2		in	1894		2.7		in	2023
		February 26, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		98%		94%		83%		+15%		100%		in	2002		50%		in	1996
Minimum Humidity		74%		66%		49%		+25%		92%		in	2000		19%		in	2004
Average Humidity		86%		80%		66%		+20%		96%		in	2000		39%		in	1996
Maximum Barometer		30.10		30.15		30.09		+00.01		30.99		in	1990		29.38		in	2010
Minimum Barometer		29.98		29.73		29.77		+00.21		30.42		in	1990		28.82		in	1961
Average Barometer		30.04		29.94		29.93		+00.11		30.71		in	1990		29.11		in	2010
Average Wind		8.3		5.5		9.3		-1.0		19.3		in	1961		2.5		in	1973
Direction		SSW		ENE		NW				NNW					ENE
High Wind Gust		27		28		28		-1		49		in	1986		12		in	1993
Direction		SW		WSW		NW				WNW					N
Maximum Water Temp		40.3		40.6		38.7		+1.6		43.0		in	2017		32.2		in	2015
Minimum Water Temp		38.7		38.7		36.9		+1.8		40.6		in	2012		31.6		in	2015
Average Water Temp		39.5		39.7		37.8		+1.7		41.7		in	2017		31.9		in	2015
Sunrise/ AM Twilight		6:25:01 AM						5:54:45 AM
Sunset / PM Twilight		5:31:32 PM						6:01:04 PM
Length Of Day		11:06:31
Special Conditions		Dense Fog
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