Portsmouth Rhode Island Weather Almanac
Tuesday, February 11, 2020
Cloudy, Rainy, Foggy and Continued Very Warm
Climate Normal Period						Climate Record Period
1981- 2010						1893 - 2020
		February 11, 2020								Record					Record
Observed Daily Data		Observed		2019		Normal		Depart		Highest					Lowest
Maximum Temperature		46		37		39		+7		58		in	2009		10		in	1979
Minimum Temperature		41		27		24		+17		44		in	2018		-4		in	1979
Average Temperature		44		32		32		+12		49		in	2009		3		in	1979
Precipitation		.14		.00		.12		+.02		1.98		in	1955
One Hour		.03		.00						.35		in	1955
Snow		0.0		0.0		0.3		-0.3		12.8		in	1994
Snow Depth		0		0						26		in	1978
HDD		21		33		33		-12		62		in	1979		16		in	2009
CDD		0		0		0		+0		0		in
Maximum Dew Point		42		18		28		+14		51		in	2018		-14		in	1979
Minimum Dew Point		36		4		12		+25		43		in	2018		-23		in	1979
Average  Dew Point		39		11		20		+19		47		in	2018		-19		in	1979
Maximum Humidity		95%		63%		83%		+12%		100%		in	2018		45%		in	1991
Minimum Humidity		81%		36%		52%		+29%		96%		in	2018		24%		in	1962
Average Humidity		88%		50%		67%		+21%		98%		in	2018		38%		in	1991
Maximum Barometer		30.40		30.42		30.12		+00.28		30.94		in	1906		29.39		in	1970
Minimum Barometer		30.05		30.28		29.77		+00.28		30.28		in	2019		28.98		in	1970
Average Barometer		30.23		30.35		29.95		+00.27		30.47		in	1988		29.19		in	1970
Average Wind		8.8		5.5		8.6		+0.2		22.3		in	1973		2.3		in	1985
Direction		SSW		N		N				NNE					N
High Wind Gust		26		17		27		-1		58		in	1955		12		in	1985
Direction		SSW		NNE		N				SSE					S
Wind Chill		34		19		12		+22							-26		in	1979
Maximum Water Temp		37.3		36.1		38.0		-0.7		44.0		in	2012		34.6		in	2015
Minimum Water Temp		36.2		33.4		36.0		+0.2		42.8		in	2012		33.4		in	2019
Average Water Temp		36.8		34.8		37.0		-0.3		43.4		in	2012		34.1		in	2015
Sunrise/ AM Twilight		6:44:51 AM						6:16:20 AM
Sunset / PM Twilight		5:14:03 PM						5:42:34 PM
Length Of Day		10:29:48
Special Conditions		Fog
Comments
		February 11, 2020								Record					Record
Month-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Avg Maximum Temperature		44.4		40.8		37.9		+6.4		47.5		in	1991		23.8		in	1934
Avg Minimum Temperature		33.1		27.6		22.9		+9.5		33.1		in	2020		8.0		in	1934
Average Temperature		38.7		34.2		30.9		+7.4		38.7		in	2020		15.9		in	1934
Total Precipitation		1.87		.45		1.30		+.12		4.98		in	1970		T		in	1912
Total Snow		0.0		0.0		3.3		-3.3		26.3		in	1978		0.0		in	2020
Total HDD		284		334		374		-112		538		in	1934		284		in	2020
Total CDD		0		0		0		+0		0		in			0		in
Avg Maximum Dew Point		38.5		29.5		26.8		+11.2		38.5		in	2020		8.6		in	1979
Avg Minimum Dew Point		26.7		16.3		10.7		+15.2		26.7		in	2020		-3.5		in	1979
Average  Dew Point		32.6		22.9		18.8		+13.2		32.6		in	2020		2.6		in	1979
		February 11, 2020								Record					Record
Year-to-Date Summary		Observed		2019		Normal		Depart		Highest					Lowest
Total Precipitation		3.91		6.01		4.99		-1.53		12.38		in	1979		1.59		in	1980
Total Snow (since Jul 1 19)		12.2		5.3		20.3		-8.1		51.0		in	1996		2.8		in	1980
Total HDD (since Jul 1 19)		3049		3338		3402		-375		4255		in	1918		2613		in	2016
Total CDD (since Jan 1)		0		0		0		+0		0		in			0		in
Hour-by-Hour Weather For February 11, 2020
Climate Weather for February 11
Weather History For February 11
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