Portsmouth Rhode Island Weather Almanac
Friday, April 25, 2025
Partly Cloudy, Record Breaking High Temps
		Climate Normal Period								Climate Record Period
		1991 - 2020								1893 - 2025
		April 25, 2025								Record					Record
Observed Daily Data		2025		2024		Norm		Depart		Highest					Lowest
Maximum Temperature		71		52		58		+13		72		in	1982		38		in	1919
Minimum Temperature		51		34		42		+9		51		in	2025		29		in	1919
Average Temperature		61		43		50		+11		61		in	2025		34		in	1919
Month Avg Max Temperature		56.0		54.8		54.3		+1.7		61.9		in	1976		47.2		in	1907
Month Avg Min Temperature		40.2		40.1		38.7		+1.5		43.2		in	2010		32.6		in	1943
Month Average Temperature		48.4		47.7		46.8		+1.6		52.2		in	2010		40.7		in	1907
High Heat Index												in
Low Wind Chill		50		25		36		+14							19		in	1919
Heating Degree Days		4		22		15		-11		31		in	1919		4		in	2025
Month Heating DD		416		432		455		-39		608		in	1907		321		in	2010
Season Heating DD		4779		4664		5105		-326		6180		in	1904		4205		in	2012
Cooling Degree Days		0		0		0		+0		0		in			0		in	All
Month Cooling DD						0				13		in	1976
Year Cooling DD						0				13		in	1976
Maximum Dew Point		57		34		46		+11		58		in	1961		29		in	1956
Minimum Dew Point		44		19		33		+11		46		in	1905		9		in	2004
Average  Dew Point		51		27		40		+11		51		in	1905		21		in	1989
Month Avg Max Dew Point		46.8		43.7		42.1		+4.7		48.0		in	1987		33.0		in	1965
Month Avg Min Dew Point		32.1		33.3		28.8		+3.3		36.4		in	2010		18.4		in	1982
Month Average Dew Point		39.4		38.5		35.4		+4.0		41.5		in	2010		27.0		in	1982
Precipitation		.00		.00		.14		-.14		1.79		in	1931
One Hour Rain		.00		.00						.45		in	2018
Half Hour Rain		.00		.00						.24		in	2018
Hourly Rain Rate		.00		.00						1.94		in	2017
Month Precipitation		2.52		3.98		3.57		-1.05		11.90		in	1983		.47		in	1963
Year Precipitation		11.78		22.82		15.03		-3.25		31.17		in	1983		7.48		in	1985
Snow		0.0		0.0		0.0		+0.0		0.0		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 25, 2025								Record					Record
Observed Daily Data		2025		2024		Norm		Depart		Highest					Lowest
Maximum Humidity		90%		84%		89%		+1%		100%		in	2018		64%		in	1959
Minimum Humidity		55%		33%		48%		+7%		91%		in	1986		17%		in	1989
Average Humidity		73%		59%		69%		+4%		96%		in	1986		46%		in	1982
Maximum Barometer		30.22		30.40		30.04		+00.18		30.56		in	1957		29.41		in	1983
Minimum Barometer		30.11		30.12		29.78		+00.33		30.25		in	2004		29.01		in	1983
Average Barometer		30.17		30.26		29.91		+00.26		30.40		in	1957		29.21		in	1983
Average Wind		7.9		10.3		7.6		+0.3		18.0		in	1986		2.6		in	1981
Direction		SSW		N		SW				NNE					N
High Wind Gust		24		33		25		-1		53		in	1928		14		in	1981
Direction		SSW		N		SSW				NW					N
Maximum Water Temp		50.7		48.4		49.6		+1.1		55.4		in	2007		43.0		in	2020
Minimum Water Temp		48.9		45.7		46.7		+2.2		51.3		in	2012		39.6		in	2020
Average Water Temp		49.8		47.1		48.2		+1.6		52.5		in	2012		41.3		in	2020
Sunrise/ AM Twilight		6:39:23 AM						5:19:05 AM
Sunset / PM Twilight		7:36:51 PM						8:06:59 PM
Length Of Day		13:47:41
Special Conditions		None
Comments		Record High Temperatures
Hour-by-Hour Weather For April 25, 2025
Climate Weather for April 25
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