Portsmouth Rhode Island Weather Almanac
Saturday, October 12, 2024
Clear, Breezy, Much Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		October 12, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		73		68		63		+10		79		in	1954		49		in	1987
Minimum Temperature		52		49		49		+3		65		in	1990		27		in	1956
Average Temperature		63		59		56		+7		71		in	1954		41		in	1956
Month Avg Max Temperature		68.6		70.1		65.3		+3.3		72.3		in	1990		56.2		in	1896
Month Avg Min Temperature		50.5		52.5		50.6		-0.1		57.3		in	2018		41.2		in	1956
Month Average Temperature		59.8		61.6		58.2		+1.7		64.3		in	1922		50.0		in	1981
High Heat Index										81		in	1954
Low Wind Chill				43											27		in	1956
Heating Degree Days		2		6		9		-7		24		in	1956		0		in	1990
Month Heating DD		62		54		82		-20		180		in	1981		27		in	1959
Season Heating DD		100		118		162		-62		369		in	1956		61		in	1961
Cooling Degree Days		0		0		0		+0		6		in	1954		0		in	2024
Month Cooling DD		0		13		6		-6		36		in	1954		0		in	2024
Year Cooling DD		692		721		609		+83		868		in	2020		290		in	1902
Maximum Dew Point		53		58		55		-2		69		in	2018		30		in	1957
Minimum Dew Point		36		49		43		-7		65		in	1990		13		in	1963
Average  Dew Point		45		54		49		-4		67		in	1990		27		in	1957
Month Avg Max Dew Point		57.1		60.8		56.8		+0.3		65.8		in	2018		43.2		in	1974
Month Avg Min Dew Point		45.8		50.8		44.9		+0.8		54.8		in	2005		32.8		in	1956
Month Average Dew Point		51.8		56.1		50.8		+0.9		60.3		in	2018		38.4		in	1974
Precipitation		.00		.00		.14		-.14		1.61		in	2018
One Hour Rain		.00		.00						.48		in	1948
Half Hour Rain		.00		.00						.24		in	2018
Hourly Rain Rate		.00		.00						1.77		in	2006
Month Precipitation		.65		.29		1.68		-1.03		5.83		in	1962		.00		in	1930
Year Precipitation		44.43		42.39		34.89		+9.54		50.80		in	1998		18.73		in	1957
Snow												in
Snow Depth												in
Month Snow										0.7		in	1979
Season Snow										0.7		in	1979
		October 12, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		75%		99%		91%		-16%		100%		in	2018		60%		in	1958
Minimum Humidity		28%		52%		55%		-27%		89%		in	1975		19%		in	1963
Average Humidity		52%		76%		73%		-22%		94%		in	2002		43%		in	1963
Maximum Barometer		29.97		29.92		30.14		-00.17		30.59		in	1994		29.58		in	1950
Minimum Barometer		29.74		29.83		29.90		-00.16		30.44		in	1994		29.37		in	1950
Average Barometer		29.86		29.88		30.02		-00.17		30.52		in	1994		29.48		in	1950
Average Wind		8.5		1.8		6.6		+1.9		14.3		in	2002		1.8		in	2023
Direction		WNW		SSW		N				NNE					SSW
High Wind Gust		28		14		22		+6		48		in	1926		9		in	2021
Direction		WNW		SSW		SW				S					NE
Maximum Water Temp		63.5		65.1		63.1		+0.4		66.9		in	2021		59.7		in	2010
Minimum Water Temp		62.1		63.9		61.4		+0.7		65.7		in	2021		57.4		in	2000
Average Water Temp		62.8		64.5		62.2		+0.6		66.3		in	2021		58.9		in	2000
Sunrise/ AM Twilight		6:54:19 AM						6:26:37 AM
Sunset / PM Twilight		6:07:46 PM						6:36:37 PM
Length Of Day		11:13:27
Special Conditions		None
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