HYANNIS, MASSACHUSETTS

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Elevation: 1 meter Latitude: 41 40N Longitude: 070 18W

WEATHER

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DAILY WEATHER AVERAGE - 17 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	3.9 ^°C	7.6 ^°C	-0.7 ^°C	14 ^°C (2000)	-10.6 ^°C (2013)
Dewpoint	-0.1 ^°C	4.2 ^°C	-4.8 ^°C	14 ^°C (2000)	-18.9 ^°C (2009)
Humidity	77.6 ^%	92.2 ^%	59.8 ^%		32 ^% (2009)
Barometer	1014.2 ^hPa	1020.7 ^hPa	1007.5 ^hPa	1031.8 ^hPa (2005)	986.8 ^hPa (2003)
Wind Speed	16.7 ^km/h	28 ^km/h		64.9 ^km/h (2000)
Wind Gust		46 ^km/h		87.1 ^km/h (2000)
Precipitation	14.73 ^mm			42.93 ^mm (2000)

Weather Element	Average
Visibility	12.9 ^km
Wind Direction	SSW (208.1 °)

Weather Element	Total
Heating Degree Days	14.9 (Base 18.3)
Growing Degree Days	0.1 (Base 10)

Total Years on Record: 21

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