Portsmouth Rhode Island Weather Almanac
Friday, October 11, 2024
Clear and Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		October 11, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		67		68		64		+3		82		in	1955		49		in	1979
Minimum Temperature		44		51		49		-5		67		in	2018		27		in	1956
Average Temperature		56		60		57		-1		71		in	1949		41		in	1979
Month Avg Max Temperature		68.2		70.3		65.5		+2.6		72.0		in	1990		56.4		in	1896
Month Avg Min Temperature		50.4		52.8		50.7		-0.4		58.0		in	2018		41.7		in	1895
Month Average Temperature		59.5		61.8		58.4		+1.2		64.8		in	1922		50.6		in	1981
High Heat Index										82		in	1955
Low Wind Chill		40													25		in	1956
Heating Degree Days		9		5		8		+1		24		in	1979		0		in	2021
Month Heating DD		60		48		73		-13		158		in	1981		20		in	1959
Season Heating DD		98		112		153		-55		345		in	1956		61		in	1961
Cooling Degree Days		0		0		0		+0		6		in	1949		0		in	2024
Month Cooling DD		0		13		6		-6		30		in	1954		0		in	2024
Year Cooling DD		692		721		609		+83		868		in	2020		290		in	1902
Maximum Dew Point		51		57		55		-4		70		in	2018		27		in	1964
Minimum Dew Point		40		50		43		-3		66		in	2018		17		in	1956
Average  Dew Point		46		54		49		-3		68		in	2018		23		in	1956
Month Avg Max Dew Point		57.5		61.1		57.0		+0.5		65.5		in	2018		42.2		in	1974
Month Avg Min Dew Point		46.6		51.0		45.1		+1.5		55.5		in	2018		32.5		in	1984
Month Average Dew Point		52.4		56.3		51.0		+1.4		60.7		in	2018		37.7		in	1974
Precipitation		.00		.00		.14		-.14		.81		in	1980
One Hour Rain		.00		.00						.36		in	2006
Half Hour Rain		.00		.00						.29		in	2006
Hourly Rain Rate		.00		.00						5.76		in	2007
Month Precipitation		.65		.29		1.54		-.89		5.83		in	1962		.00		in	1930
Year Precipitation		44.43		42.39		34.75		+9.68		50.80		in	1998		18.73		in	1957
Snow												in
Snow Depth										1		in	1979
Month Snow										0.7		in	1979
Season Snow										0.7		in	1979
		October 11, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		88%		99%		92%		-4%		100%		in	2018		63%		in	1964
Minimum Humidity		53%		56%		56%		-3%		93%		in	2018		26%		in	1956
Average Humidity		71%		78%		74%		-3%		97%		in	2018		46%		in	1964
Maximum Barometer		30.04		29.90		30.15		-00.11		30.79		in	1972		29.66		in	1971
Minimum Barometer		29.83		29.84		29.92		-00.09		30.43		in	1972		29.38		in	1988
Average Barometer		29.94		29.87		30.03		-00.10		30.61		in	1972		29.53		in	1971
Average Wind		7.4		2.6		6.5		+0.9		22.4		in	2019		1.8		in	1992
Direction		W		SSW		N				NNE					NW
High Wind Gust		20		16		21		-1		42		in	2019		7		in	1992
Direction		NW		SSW		N				NNE					NW
Maximum Water Temp		63.1		64.9		63.3		-0.2		66.6		in	2021		59.4		in	2000
Minimum Water Temp		61.0		63.3		61.8		-0.8		65.5		in	2021		55.4		in	2000
Average Water Temp		62.1		64.1		62.5		-0.5		66.1		in	2021		57.4		in	2000
Sunrise/ AM Twilight		6:53:13 AM						6:25:33 AM
Sunset / PM Twilight		6:09:22 PM						6:38:11 PM
Length Of Day		11:16:09
Special Conditions		None
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