ST. HELENA, SOUTH DAKOTA

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Elevation: 378 meters Latitude: 42 51N Longitude: 097 29W

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DAILY WEATHER AVERAGE - 13 OCTOBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	10.5 ^°C	16.7 ^°C	3.7 ^°C	26 ^°C (1996)	(2014)
Dewpoint	3.2 ^°C	6.6 ^°C	0.3 ^°C	13 ^°C (2000)	-7 ^°C (2015)
Humidity	63.6 ^%	86.7 ^%	38.7 ^%		24 ^% (2002)
Barometer	1016.6 ^hPa	1019.3 ^hPa	1012.5 ^hPa	1031.5 ^hPa (2002)	998.3 ^hPa (2001)
Wind Speed	16.7 ^km/h	33.2 ^km/h		59.2 ^km/h (1997)
Wind Gust		46.2 ^km/h		85.1 ^km/h (1997)
Precipitation	3.05 ^mm			7.87 ^mm (2007)

Weather Element	Average
Visibility	15.4 ^km
Wind Direction	SSW (208.2 °)

Weather Element	Total
Heating Degree Days	8.2 (Base 18.3)
Growing Degree Days	3.9 (Base 10)

Total Years on Record: 20

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