Portsmouth Rhode Island Weather Almanac
Thursday, January 9, 2020
Clear, Dry, Windy and Colder
Climate Normal Period						Climate Record Period
1981- 2010						1893 - 2020
		January 9, 2020								Record					Record
Observed Daily Data		Observed		2019		Normal		Depart		Highest					Lowest
Maximum Temperature		31		46		38		-7		58		in	1937		15		in	1968
Minimum Temperature		20		33		24		-4		46		in	2008		-5		in	1968
Average Temperature		26		40		30		-4		50		in	1937		5		in	1968
Precipitation		.00		.08		.12		-.12		2.04		in	1953
One Hour		.00		.07						.28		in	1975
Snow		0.0		0.0		0.2		-0.2		5.8		in	1974
Snow Depth		T		0						25		in	1996
HDD		39		25		34		+5		60		in	1968		15		in	1937
CDD		0				0		+0		0		in
Maximum Dew Point		15		45		29		-14		52		in	1999		-9		in	1968
Minimum Dew Point		6		24		13		-7		39		in	1998		-27		in	1968
Average  Dew Point		11		35		21		-10		41		in	1998		-18		in	1968
Maximum Humidity		64%		100%		82%		-18%		100%		in	2019		44%		in	1968
Minimum Humidity		37%		64%		52%		-15%		97%		in	1998		26%		in	1968
Average Humidity		51%		82%		67%		-17%		99%		in	1998		35%		in	1968
Maximum Barometer		30.77		29.57		30.15		+00.62		30.77		in	2020		29.46		in	2003
Minimum Barometer		30.22		29.35		29.80		+00.42		30.49		in	2017		28.44		in	1978
Average Barometer		30.50		29.46		29.97		+00.52		30.60		in	2017		29.12		in	1978
Average Wind		10.3		12.1		8.8		+1.5		22.2		in	1978		1.4		in	1981
Direction		NW		W		WNW				SSW					SSE
High Wind Gust		35		33		27		+8		56		in	1978		11		in	1981
Direction		WNW		WNW		WNW				WSW					SE
Wind Chill		7		25		10		-3							-26		in	1968
Maximum Water Temp		38.8		40.8		41.7		-2.9		50.0		in	2007		33.7		in	2018
Minimum Water Temp		36.6		39.9		39.0		-2.4		47.8		in	2007		30.0		in	2018
Average Water Temp		37.7		40.4		40.2		-2.5		48.9		in	2007		32.3		in	2018
Sunrise/ AM Twilight		7:10:59 AM						6:40:15 AM
Sunset / PM Twilight		4:34:16 PM						5:05:00 PM
Length Of Day		9:23:17
Special Conditions		None
Comments
		January 9, 2020								Record					Record
Month-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Avg Maximum Temperature		41.3		43.9		38.4		+2.9		51.7		in	2007		23.0		in	1918
Avg Minimum Temperature		31.7		30.1		24.0		+7.7		39.4		in	2007		8.1		in	1981
Average Temperature		36.5		37.0		31.0		+5.5		45.6		in	2007		16.7		in	1904
Total Precipitation		.55		1.74		1.08		-.53		4.52		in	1979		T		in	1901
Total Snow		1.5		T		1.8		-0.3		24.9		in	1996		0.0		in	2007
Total HDD		254		250		300		-46		433		in	1904		174		in	2007
Total CDD		0		0		0		+0		0		in			0		in
Avg Maximum Dew Point		35.1		38.7		30.0		+5.1		46.8		in	2007		14.1		in	1981
Avg Minimum Dew Point		23.4		18.9		13.4		+10.0		29.9		in	2007		-8.6		in	1981
Average  Dew Point		29.3		28.8		21.7		+7.6		38.3		in	2007		2.8		in	1981
		January 9, 2020								Record					Record
Year-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Total Precipitation		.55		1.74		1.08		-.53		4.52		in	1979		T		in	1901
Total Snow (since Jul 1 19)		9.9		4.4		10.4		-0.5		40.7		in	1996		T		in	2000
Total HDD (since Jul 1 19)		2134		2179		2251		-117		2872		in	1918		1602		in	2016
Total CDD (since Jan 1)		0		0		0		+0		0		in			0		in
Hour-by-Hour Weather For January 9, 2020
Climate Weather for January 9
Weather History For January 9
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