Portsmouth Rhode Island Weather Almanac
Thursday, May 7, 2020
Mostly Cloudy & Very Light Rain early then Partly Cloudy and Cool
Climate Normal Period						Climate Record Period
1981- 2010						1893 - 2020
		May 7, 2020								Record					Record
Observed Daily Data		Observed		2019		Normal		Depart		Highest					Lowest
Maximum Temperature		63		62		62		+1		85		in	1939		45		in	1967
Minimum Temperature		40		41		46		-6		58		in	1930		33		in	1967
Average Temperature		52		52		54		-2		71		in	1930		39		in	1967
Precipitation		.01		.00		.12		-.11		1.50		in	1908
One Hour		.01		.00						.31		in	1998
Snow		0.0		0.0		0.0		+0.0		0.0		in
Snow Depth		0		0								in
HDD		13		13		11		+2		26		in	1967		0		in	2000
CDD		0		0		0		+0		6		in	1930
Maximum Dew Point		45		51		49		-4		63		in	1977		24		in	1968
Minimum Dew Point		26		38		36		-10		54		in	1998		6		in	1995
Average  Dew Point		36		45		43		-7		58		in	1998		17		in	1995
Maximum Humidity		93%		94%		87%		+6%		100%		in	2013		48%		in	1995
Minimum Humidity		25%		60%		47%		-22%		93%		in	2009		13%		in	1995
Average Humidity		59%		77%		67%		-8%		96%		in	1998		31%		in	1995
Maximum Barometer		29.76		30.21		30.07		-00.31		30.65		in	1992		29.59		in	1951
Minimum Barometer		29.67		30.12		29.84		-00.17		30.49		in	2001		29.35		in	1967
Average Barometer		29.72		30.17		29.95		-00.24		30.54		in	2001		29.54		in	1951
Average Wind		7.0		6.5		7.2		-0.2		20.6		in	2005		2.8		in	1953
Direction		NW		SSW		SSW				N					SE
High Wind Gust		18		25		24		-6		45		in	2005		12		in	1998
Direction		NW		SSW		SSW				NNE					W
High Heat Index										86		in	1930
Wind Chill		35													23		in	1967
Maximum Water Temp		45.1		50.2		53.4		-8.3		57.6		in	2010		45.1		in	2020
Minimum Water Temp		42.3		47.3		50.0		-7.7		54.6		in	2010		42.3		in	2020
Average Water Temp		43.7		48.8		51.7		-8.0		56.1		in	2010		43.7		in	2020
Sunrise/ AM Twilight		5:33:00 AM						5:02:10 AM
Sunset / PM Twilight		7:50:27 PM						8:21:16 PM
Length Of Day		14:17:27
Special Conditions		None
Comments
		May 7, 2020								Record					Record
Month-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Avg Maximum Temperature		64.7		58.3		61.1		+3.6		74.6		in	1930		49.0		in	1917
Avg Minimum Temperature		46.1		44.9		44.9		+1.3		53.6		in	2010		37.7		in	1964
Average Temperature		55.4		51.6		52.9		+2.6		63.5		in	1930		43.4		in	1917
Total Precipitation		1.08		1.61		.90		+.18		3.08		in	1922		.00		in	2015
Total Snow		0.0		0.0		T		+0.0		T		in	1995		0.0		in
Total HDD		65		92		84		-19		149		in	1917		18		in	2010
Total CDD		0		0		0		+0		19		in	2001		0		in
Avg Maximum Dew Point		48.7		51.7		48.1		+0.6		57.9		in	1998		33.6		in	1952
Avg Minimum Dew Point		35.7		41.7		35.3		+0.5		49.6		in	1998		21.3		in	1974
Average  Dew Point		42.2		46.7		41.7		+0.5		53.7		in	1998		29.8		in	1952
		May 7, 2020								Record					Record
Year-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Total Precipitation		17.28		19.27		17.94		-.66		31.53		in	1983		9.78		in	1927
Total Snow (since Jul 1 19)		12.9		21.1		31.8		-18.9		84.1		in	1996		5.0		in	1998
Total HDD (since Jul 1 19)		4886		5302		5418		-532		6330		in	1904		4381		in	2012
Total CDD (since Jan 1)		0		0		0		+0.0		19		in	2001		0		in	2020
Hour-by-Hour Weather For May 7, 2020
Climate Weather for May 7
Weather History For May 7
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