Middletown Rhode Island Weather Almanac
Thursday, September 21, 2017
Cloudy early, Mostly Cloudy Day to Cloudy PM, Very Windy, TS Jose Offshore
Climate Normal Period						Climate Record Period
1981- 2010						1893 - 2017
		September 21, 2017								Record					Record
Observed Daily Data		Observed		2016		Normal		Depart		Highest					Lowest
Maximum Temperature		72		83		70		+2		88		in	1914		57		in	1993
Minimum Temperature		64		64		55		+9		69		in	1989		36		in	1956
Average Temperature		68		74		63		+5		75		in	1989		48		in	1956
Precipitation		.00		.00		.13		-.13		6.52		in	1961
One Hour		.00		.00						.80		in	1961
Snowfall		0.0		0.0		0.0		+0.0		0.0		in
Snow Depth		0								0		in
HDD		0		0		3		-3		17		in	1956		0		in	2017
CDD		3		9		1		+2		10		in	1989		0		in	2015
Maximum Dew Point		66		67		59		+7		71		in	2014		37		in	1962
Minimum Dew Point		50		57		49		+1		68		in	1989		28		in	1962
Average  Dew Point		58		62		54		+4		69		in	1989		33		in	1962
Maximum Humidity		88%		100%		94%		-6%		100%					67%		in	1984
Minimum Humidity		50%		42%		61%		-11%		93%		in	1986		34%		in	1984
Average Humidity		69%		71%		77%		-8%		97%		in	1986		51%		in	1984
Maximum Barometer		29.95		30.16		30.13		-00.18		30.43		in	1969		29.62		in	1976
Minimum Barometer		29.81		30.07		29.91		-00.10		30.28		in	2009		28.77		in	1938
Average Barometer		29.88		30.12		30.02		-00.14		30.33		in	1969		29.50		in	1976
Average Wind		22.3		2.0		6.2		+16.1		22.5		in	1961		1.2		in	1994
Direction		NNE		NNW		SSW				NNE					WSW
High Wind Gust		47		13		21		+26		116		in	1938		9		in	1994
Direction		NNE		N		SSW				SE					SSE
High Heat Index		72		81		70		+2		84		in	1989
Wind Chill
Maximum Water Temp		66.2		70.3		67.9		-1.7		71.1		in	2003		65.9		in	2013
Minimum Water Temp		65.1		68.3		65.8		-0.7		68.3		in	2016		64.2		in	2013
Average Water Temp		65.7		69.3		66.9		-1.2		69.5		in	2003		65.1		in	2013
Sunrise/ AM Twilight		6:32:AM						6:04:AM
Sunset / PM Twilight		6:44:PM						7:11:PM
Length Of Day		12:12
Special Conditions		None
Comments		Tropical Storm Jose 125 miles SE of Nantucket
		September 21, 2017								Record					Record
Month-to-Date Summary		Observed		2016		Normal		Depart		Highest					Lowest
Avg Maximum Temperature		73.0		77.4		73.1		-0.1		81.1		in	1983		68.4		in	1913
Avg Minimum Temperature		59.4		62.4		57.9		+1.5		63.6		in	1915		53.0		in	1984
Average Temperature		66.2		69.9		65.5		+0.7		71.7		in	1961		61.5		in	1913
Total Precipitation		1.37		2.14		2.73		-1.36		9.58		in	1960		.10		in	1946
Total Snowfall		0.0		0.0		0.0		+0.0				in					in
Total HDD		24		8		37		-13		96		in	1956		0		in	1971
Total CDD		51		117		51		+0		158		in	1961		7		in	1893
Avg Maximum Dew Point		64.2		66.9		61.3		+2.9		67.8		in	2015		54.9		in	1984
Avg Minimum Dew Point		55.8		58.2		52.2		+3.6		59.4		in	1971		44.2		in	1984
Average  Dew Point		60.0		62.5		56.7		+3.3		63.5		in	1971		49.5		in	1984
		September 21, 2017								Record					Record
Year-to-Date Summary		Observed		2016		Normal		Depart		Highest					Lowest
Total Precipitation		29.80		20.85		34.22		-4.42		46.35		in	1998		17.53		in	1957
Total Snowfall (since Jul 1)		0.0		0.0		0.0		+0.0				in					in
Total HDD (since Jul 1)		34		9		46		-12		127		in	1956		4		in	2015
Total CDD (since Jan 1)		520		788		549		-29		788		in	2016		282		in	1902
Hour-by-Hour Weather For September 21, 2017
Climate Weather for September 21
Weather History For September 21
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