Portsmouth Rhode Island Weather Almanac
Friday, January 31, 2020
Partly Cloudy to Cloudy & Light Rain late, Light Winds and Warmer
Climate Normal Period						Climate Record Period
1981- 2010						1893 - 2020
		January 31, 2020								Record					Record
Observed Daily Data		Observed		2019		Normal		Depart		Highest					Lowest
Maximum Temperature		43		18		37		+6		56		in	1988		16		in	1935
Minimum Temperature		24		4		22		+2		40		in	2016		-5		in	1920
Average Temperature		34		11		30		+4		48		in	1947		8		in	1935
Precipitation		.01		.00		.11		-.10		1.32		in	1984
One Hour		.01		.00						.27		in	2013
Snow		0.0		0.0		0.3		-0.3		10.3		in	1898
Snow Depth		0		T						23		in	2005
HDD		31		54		35		-4		57		in	1935		17		in	1947
CDD		0				0		+0		0		in
Maximum Dew Point		33		-4		25		+8		54		in	2013		-5		in	1980
Minimum Dew Point		20		-11		9		+11		34		in	2016		-15		in	1962
Average  Dew Point		27		-8		17		+10		38		in	2016		-9		in	1980
Maximum Humidity		87%		53%		80%		+7%		100%		in	2006		42%		in	1980
Minimum Humidity		59%		30%		48%		+11%		85%		in	2006		21%		in	1981
Average Humidity		73%		42%		64%		+9%		93%		in	2006		32%		in	1981
Maximum Barometer		30.37		30.36		30.15		+00.22		30.86		in	1999		29.50		in	1979
Minimum Barometer		30.18		30.12		29.83		+00.35		30.64		in	1999		28.93		in	1966
Average Barometer		30.28		30.24		29.99		+00.29		30.75		in	1999		29.23		in	1966
Average Wind		3.4		10.3		8.8		-5.4		22.4		in	1966		2.9		in	1990
Direction		S		WNW		NW				W					SW
High Wind Gust		16		30		26		-10		55		in	1966		12		in	1990
Direction		W		WNW		NW				WSW					S
Wind Chill		24		-12		10		+14							-13		in	1962
Maximum Water Temp		36.9		34.0		38.4		-1.5		44.8		in	2007		32.3		in	2004
Minimum Water Temp		35.5		30.7		36.3		-0.8		42.4		in	2013		29.8		in	2004
Average Water Temp		36.2		32.4		37.1		-0.9		42.5		in	2012		31.1		in	2004
Sunrise/ AM Twilight		6:57:04 AM						6:27:50 AM
Sunset / PM Twilight		5:00:27 PM						5:29:41 PM
Length Of Day		10:03:23
Special Conditions		None
Comments
		January 31, 2020								Record					Record
Month-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Avg Maximum Temperature		43.0		37.9		37.3		+5.7		45.7		in	1913		27.7		in	2004
Avg Minimum Temperature		29.4		22.4		22.6		+6.7		31.9		in	1932		13.1		in	1982
Average Temperature		36.2		30.2		30.0		+6.2		38.3		in	1932		21.3		in	2004
Total Precipitation		2.04		5.56		3.69		-1.65		12.04		in	1979		.78		in	1955
Total Snow		3.8		0.9		8.4		-4.6		33.8		in	2005		0.1		in	1934
Total HDD		885		1075		1077		-192		1346		in	2004		818		in	1932
Total CDD		0		0		0		+0		0		in			0		in
Avg Maximum Dew Point		34.6		30.0		27.9		+6.7		38.5		in	2006		14.8		in	1981
Avg Minimum Dew Point		20.0		11.3		11.5		+8.5		23.3		in	2006		-1.4		in	1981
Average  Dew Point		27.3		20.6		19.7		+7.6		30.9		in	2006		6.7		in	1981
		January 31, 2020								Record					Record
Year-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Total Precipitation		2.04		5.56		3.69		-1.65		12.04		in	1979		.78		in	1955
Total Snow (since Jul 1 19)		12.2		5.3		17.0		-4.8		46.0		in	2005		0.8		in	2007
Total HDD (since Jul 1 19)		2765		3004		3028		-263		3770		in	1918		2291		in	#N/A
Total CDD (since Jan 1)		0		0		0		+0		0		in			0		in
Hour-by-Hour Weather For January 31, 2020
Climate Weather for January 31
Weather History For January 31
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