Portsmouth Rhode Island Weather Almanac
Monday, May 9, 2022
Partly Cloudy to Clear PM, Windy, Continued Cold
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2022
		May 9, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Temperature		58		62		63		-5		83		in	1957		46		in	1912
Minimum Temperature		41		43		46		-5		55		in	1964		29		in	1956
Average Temperature		50		53		55		-5		69		in	1957		41		in	2020
Month Avg Max Temperature		58.2		61.8		61.3		-3.1		74.0		in	1930		50.1		in	1917
Month Avg Min Temperature		44.6		45.7		45.3		-0.8		52.4		in	1930		38.2		in	1917
Month Average Temperature		51.8		54.0		53.4		-1.7		63.4		in	1930		44.4		in	1917
High Heat Index										80		in	1957
Low Wind Chill		35		40											25		in	1956
Heating Degree Days		15		12		10		+5		24		in	2020		0		in	1979
Month HDD		119		99		104		+15		185		in	1917		26		in	1930
Season HDD		4901		4908		5277		-376		6344		in	1905		4400		in	2012
Cooling Degree Days		0		0		0		+0		4		in	1957				in
Month CDD		0		0		0		+0		19		in	2001		0		in	2022
Year CDD		0		0		0		+0		19		in	2001		0		in	2022
Maximum Dew Point		35		49		51		-16		63		in	2000		34		in	1950
Minimum Dew Point		20		40		39		-19		53		in	2012		8		in	1962
Average  Dew Point		28		45		45		-17		57		in	2013		25		in	1962
Month Avg Max Dew Point		45.9		49.1		49.4		-3.6		57.4		in	1998		34.7		in	1952
Month Avg Min Dew Point		35.0		37.8		37.8		-2.8		49.6		in	1998		23.8		in	1974
Month Average Dew Point		40.7		43.6		43.7		-3.0		53.5		in	1998		31.3		in	1952
Precipitation		.00		.02		.11		-.11		1.72		in	2012
One Hour		.00		.02						.38		in	1978
Hourly Rate		.00		.00						2.20		in	2013
Month Precipitation		.98		1.39		1.06		-.08		3.92		in	1954		.00		in	2015
Year Precipitation		17.38		13.09		16.79		+.59		31.60		in	1983		9.85		in	1927
Snow		0.0		0.0		0.0		+0.0		1.7		in	1977				in
Snow Depth		0		0								in					in
Month Snow		0.0		0.0		0.0		+0.0		1.7		in	1977				in
Season Snow		34.7		31.1		33.5		+1.2		84.1		in	1996		5.0		in	1998
		May 9, 2022								Record					Record
Observed Daily Data		2022		2021		Norm		Depart		Highest					Lowest
Maximum Humidity		76%		93%		89%		-13%		100%		in	2018		53%		in	1957
Minimum Humidity		29%		56%		54%		-25%		94%		in	2012		13%		in	1962
Average Humidity		53%		75%		71%		-19%		97%		in	1998		36%		in	1957
Maximum Barometer		30.33		29.99		30.04		+00.29		30.49		in	1986		29.47		in	1967
Minimum Barometer		30.14		29.92		29.77		+00.37		30.31		in	2019		29.17		in	1967
Average Barometer		30.24		29.96		29.91		+00.33		30.38		in	1996		29.32		in	1967
Average Wind		16.0		7.3		8.5		+7.5		17.0		in	2020		2.8		in	1993
Direction		NNE		SW		SW				WNW					SSW
High Wind Gust		41		32		27		+14		52		in	1958		13		in	1993
Direction		ENE		SSW		SW				SW					SW
Maximum Water Temp		51.3		52.5		53.1		-1.8		60.6		in	2007		44.1		in	2020
Minimum Water Temp		49.3		50.2		49.9		-0.6		54.0		in	2010		42.3		in	2020
Average Water Temp		50.3		51.4		51.5		-1.2		56.8		in	2007		43.2		in	2020
Sunrise/ AM Twilight		5:32:06 AM						5:00:01 AM
Sunset / PM Twilight		7:51:32 PM						8:23:17 PM
Length Of Day		14:19:26
Special Conditions		None
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