PORTSMOUTH, VIRGINIA

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Elevation: 4 meters Latitude: 36 54N Longitude: 076 12W

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DAILY WEATHER AVERAGE - 30 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	6 ^°C	10.1 ^°C	2.2 ^°C	18.9 ^°C (2015)	-4.4 ^°C (1995)
Dewpoint	0.4 ^°C	3.8 ^°C	-3.6 ^°C	16.7 ^°C (2015)	-13.9 ^°C (1995)
Humidity	70.1 ^%	87.6 ^%	48.7 ^%		29 ^% (1995)
Barometer	1016.6 ^hPa	1021 ^hPa	1012.2 ^hPa	1031.2 ^hPa (1995)	992.6 ^hPa (1997)
Wind Speed	15.1 ^km/h	26.7 ^km/h		37 ^km/h (1997)
Wind Gust		42 ^km/h		61.2 ^km/h (1998)
Precipitation	11.18 ^mm			33.78 ^mm (2015)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	S (182 °)

Weather Element	Total
Heating Degree Days	12.2 (Base 18.3)
Growing Degree Days	5 (Base 10)

Total Years on Record: 10

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