ST. LOUIS - GATEWAY ARCH, MISSOURI

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Elevation: 450 feet Latitude: 38 37N Longitude: 090 11W

WEATHER

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DAILY WEATHER AVERAGE - AUGUST 27

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	76 ^°F	87.7 ^°F	65.9 ^°F	93.9 ^°F (1995)	53.1 ^°F (2015)
Dewpoint	65.3 ^°F	68.9 ^°F	61.9 ^°F	82 ^°F (2004)	32 ^°F (1995)
Humidity	74.2 ^%	93.4 ^%	48.6 ^%		11 ^% (1995)
Barometer	29.99 ⁱⁿ	30.03 ⁱⁿ	29.94 ⁱⁿ	30.18 ⁱⁿ (2015)	29.80 ⁱⁿ (2000)
Wind Speed	4 ^mph	9.9 ^mph		17.3 ^mph (2011)
Wind Gust		19.2 ^mph		20.7 ^mph (2011)
Precipitation	0.60 ⁱⁿ			2.10 ⁱⁿ (2000)

Weather Element	Average
Visibility	7.5 ^mi
Wind Direction	E (95.4 °)

Weather Element	Total
Cooling Degree Days	11.8 (Base 18.3)
Growing Degree Days	26.8 (Base 10)

Total Years on Record: 21

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