Portsmouth Rhode Island Weather Almanac
Saturday, April 19, 2025
Partly Cloudy, Windy, Much Warmer
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2025
		April 19, 2025								Record					Record
Observed Daily Data		2025		2024		Norm		Depart		Highest					Lowest
Maximum Temperature		63		56		56		+7		86		in	1976		40		in	1926
Minimum Temperature		50		42		40		+10		54		in	1976		27		in	1926
Average Temperature		57		49		49		+8		70		in	1976		34		in	1926
Month Avg Max Temperature		53.3		54.4		53.3		-0.1		61.6		in	1945		45.6		in	1907
Month Avg Min Temperature		37.9		40.6		37.8		+0.1		42.7		in	2023		31.2		in	1943
Month Average Temperature		45.8		47.7		45.9		-0.1		52.2		in	1945		39.3		in	1907
High Heat Index										87		in	1976
Low Wind Chill		46		38		35		+11							16		in	1926
Heating Degree Days		8		16		16		-8		31		in	1926		0		in	1976
Month Heating DD		364		328		363		+1		489		in	1907		244		in	1945
Season Heating DD		4727		4560		5013		-286		6082		in	1918		4132		in	2012
Cooling Degree Days		0		0		0		+0		5		in	1976		0		in	All
Month Cooling DD						0				11		in	1976
Year Cooling DD						0				11		in	1976
Maximum Dew Point		55		44		44		+11		63		in	1987		23		in	1970
Minimum Dew Point		46		38		31		+15		52		in	2019		6		in	1986
Average  Dew Point		51		41		37		+14		55		in	2019		17		in	1970
Month Avg Max Dew Point		44.9		43.8		41.1		+3.8		47.2		in	2023		31.8		in	1965
Month Avg Min Dew Point		31.1		34.9		27.7		+3.4		35.7		in	2010		17.2		in	1982
Month Average Dew Point		38.0		39.4		34.4		+3.6		41.0		in	2010		25.1		in	1992
Precipitation		.00		.00		.14		-.14		2.35		in	1983
One Hour Rain		.00		.00						.47		in	2022
Half Hour Rain		.00		.00						.25		in	2022
Hourly Rain Rate		.00		.00						1.45		in	2022
Month Precipitation		2.44		3.62		2.73		-.29		9.09		in	1983		.08		in	1966
Year Precipitation		11.70		22.82		14.19		-2.49		28.36		in	1983		6.69		in	2012
Snow		0.0		0.0		0.0		+0.0		T		in	1997		0.0		in
Snow Depth		0		0		0.0		+0.0		0		in			0		in
Month Snow		T		0.0		0.5		-0.5		9.6		in	1996		0.0		in	2024
Season Snow		11.9		12.7		33.5		-21.6		84.1		in	1996		5.0		in	1998
		April 19, 2025								Record					Record
Observed Daily Data		2025		2024		Norm		Depart		Highest					Lowest
Maximum Humidity		90%		94%		87%		+3%		100%		in	2004		51%		in	1970
Minimum Humidity		69%		53%		52%		+17%		88%		in	2019		18%		in	1986
Average Humidity		80%		74%		69%		+10%		94%		in	1983		35%		in	1970
Maximum Barometer		30.10		30.21		30.10		+00.00		30.74		in	1990		29.54		in	1983
Minimum Barometer		29.87		30.07		29.84		+00.03		30.38		in	2003		28.99		in	1997
Average Barometer		29.99		30.14		29.97		+00.02		30.56		in	1990		29.29		in	1997
Average Wind		11.3		7.8		7.7		+3.6		18.0		in	2000		3.9		in	1965
Direction		SSW		SE		N				N					E
High Wind Gust		29		21		25		+4		47		in	2022		13		in	1992
Direction		SSW		SE		SSW				ESE					NE
Maximum Water Temp		49.1		49.3		47.8		+1.3		52.9		in	2012		42.3		in	2020
Minimum Water Temp		47.5		46.4		45.2		+2.3		50.5		in	2012		39.7		in	2020
Average Water Temp		48.3		47.9		46.5		+1.8		51.7		in	2012		41.0		in	2020
Sunrise/ AM Twilight		6:49:34 AM						5:28:20 AM
Sunset / PM Twilight		7:30:19 PM						7:59:57 PM
Length Of Day		13:32:23
Special Conditions		None
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