ST. LOUIS - GATEWAY ARCH, MISSOURI

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Elevation: 137 meters Latitude: 38 37N Longitude: 090 11W

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DAILY WEATHER AVERAGE - 26 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.3 ^°C	24.9 ^°C	11.2 ^°C	32.8 ^°C (1998)	2 ^°C (2000)
Dewpoint	11.9 ^°C	14.5 ^°C	9.3 ^°C	21 ^°C (2005)	0 ^°C (1995)
Humidity	75.4 ^%	94.6 ^%	46.4 ^%		18 ^% (1995)
Barometer	1015.9 ^hPa	1018.3 ^hPa	1012.9 ^hPa	1025.4 ^hPa (2000)	1002 ^hPa (1996)
Wind Speed	8.2 ^km/h	21.6 ^km/h		57.5 ^km/h (2003)
Wind Gust		40.6 ^km/h		68.6 ^km/h (2003)
Precipitation	30.48 ^mm			148.08 ^mm (2003)

Weather Element	Average
Visibility	13.2 ^km
Wind Direction	ESE (114.1 °)

Total Years on Record: 20

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