Portsmouth Rhode Island Weather Almanac
Monday, March 25, 2024
Mostly Cloudy early, Partly Cloudy Day to Mostly Cloudy PM, Very Windy, Continued Cool
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2024
		March 25, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Temperature		43		44		48		-5		66		in	2021		30		in	1956
Minimum Temperature		33		35		33		+0		47		in	2021		13		in	1956
Average Temperature		38		40		41		-3		57		in	2021		22		in	1956
Month Avg Max Temperature		49.5		46.7		44.6		+4.9		52.3		in	2012		32.8		in	1916
Month Avg Min Temperature		34.7		33.3		29.9		+4.8		38.2		in	2012		20.6		in	1916
Month Average Temperature		42.3		40.2		37.5		+4.8		45.5		in	2012		27.0		in	1916
High Heat Index										#N/A		in	#N/A
Low Wind Chill		25		30		25		+0							-1		in	1956
Heating Degree Days		27		25		24		+3		43		in	1956		8		in	2021
Month Heating DD		568		620		687		-119		951		in	1916		487		in	2012
Season Heating DD		4115		3930		4544		-429		5575		in	1905		3728		in	2016
Cooling Degree Days		0		0		0		+0				in			0		in	Many
Month Cooling DD		0		0		0		+0		3		in	2022		0		in	Many
Year Cooling DD		726		784		609		+117		871		in	2020		290		in	1902
Maximum Dew Point		29		43		36		-7		60		in	2021		12		in	1974
Minimum Dew Point		24		27		23		+1		47		in	2021		-5		in	1956
Average  Dew Point		27		35		30		-3		54		in	2021		6		in	1983
Month Avg Max Dew Point		40.2		37.0		34.0		+6.2		42.7		in	2012		22.6		in	1960
Month Avg Min Dew Point		27.1		24.7		19.3		+7.8		30.0		in	2012		8.9		in	1950
Month Average Dew Point		34.0		30.8		26.9		+7.1		36.3		in	2012		16.3		in	1960
Precipitation		.00		.27		.15		-.15		2.03		in	1969
One Hour Rain		.00		.08						.47		in	1969
Half Hour Rain		.00		.04						.08		in	2022
Hourly Rain Rate		.00		.25						.56		in	2022
Month Precipitation		6.95		3.89		3.50		+3.45		8.47		in	1983		.22		in	1915
Year Precipitation		16.51		13.02		10.73		+5.78		19.47		in	1979		5.76		in	2012
Snow		0.0		T		0.1		-0.1		1.7		in	1960
Snow Depth		0		0		0		-0		5		in	1967
Month Snow		T		0.1		5.1		-5.1		30.6		in	1956		0.0		in	1947
Season Snow		12.7		9.1		32.7		-20.0		78.0		in	2005		5.0		in	1998
		March 25, 2024								Record					Record
Observed Daily Data		2024		2023		Norm		Depart		Highest					Lowest
Maximum Humidity		77%		97%		84%		-7%		100%		in	2016		50%		in	1977
Minimum Humidity		50%		69%		49%		+1%		93%		in	1953		20%		in	1983
Average Humidity		64%		83%		67%		-3%		97%		in	1953		37%		in	1983
Maximum Barometer		30.48		30.18		30.13		+00.35		30.78		in	1986		29.70		in	1975
Minimum Barometer		30.35		29.73		29.83		+00.52		30.58		in	2004		28.97		in	1909
Average Barometer		30.42		29.96		29.98		+00.44		30.62		in	2004		29.40		in	1969
Average Wind		16.3		7.8		7.9		+8.4		18.1		in	1983		3.2		in	1981
Direction		NNE		E		N				N					ENE
High Wind Gust		37		27		25		+12		54		in	1909		14		in	1975
Direction		NNE		ESE		SW				SE					SE
Maximum Water Temp		41.9		43.3		41.6		+0.3		48.9		in	2012		37.9		in	2015
Minimum Water Temp		40.5		42.4		39.6		+0.9		46.9		in	2012		35.4		in	2015
Average Water Temp		41.2		42.9		40.7		+0.5		47.9		in	2012		36.7		in	2015
Sunrise/ AM Twilight		6:38:58 AM						6:10:20 AM
Sunset / PM Twilight		7:03:22 PM						7:31:25 PM
Length Of Day		12:24:24
Special Conditions		None
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