PORTSMOUTH, VIRGINIA

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

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DAILY WEATHER AVERAGE - 21 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	24.5 ^°C	28.8 ^°C	20.5 ^°C	34.4 ^°C (1995)	16.7 ^°C (1998)
Dewpoint	19.3 ^°C	21.2 ^°C	17.1 ^°C	23.3 ^°C (2014)	10.6 ^°C (1995)
Humidity	75.1 ^%	94 ^%	54.2 ^%		30 ^% (1995)
Barometer	1017.3 ^hPa	1019 ^hPa	1015.6 ^hPa	1025.4 ^hPa (1998)	1006.8 ^hPa (1997)
Wind Speed	9.3 ^km/h	19.6 ^km/h		35.2 ^km/h (1999)
Wind Gust		35.2 ^km/h		44.4 ^km/h (2015)
Precipitation	21.34 ^mm			39.62 ^mm (2015)

Weather Element	Average
Visibility	14.6 ^km
Wind Direction	ESE (122.4 °)

Weather Element	Total
Cooling Degree Days	6.3 (Base 18.3)
Growing Degree Days	14.7 (Base 10)

Total Years on Record: 10

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