ST. LOUIS - GATEWAY ARCH, MISSOURI

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

WEATHER

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Number of Records: 202,393; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 21 SEPTEMBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	22.1 ^°C	26.1 ^°C (12:53 pm)	15.6 ^°C (11:53 pm)
Dewpoint	12.3 ^°C	21.1 ^°C (2:53 am)	6.7 ^°C (12:53 pm)
Humidity	57.2 ^%	91 ^% (3:53 am)	29 ^% (12:53 pm)
Barometer	1016.6 ^hPa	1021.7 hPa (11:53 pm)	1012.2 hPa (12:53 am)
Wind Speed	18.8 ^km/h	31.5 ^km/h (1:53 pm)
Wind Gust		48.1 ^km/h (1:53 pm)

Weather Element	Average
Visibility	15.9 ^km
Wind Direction	WNW (282 °)

Weather Element	Total
Precipitation	0.25 ^mm
Cooling Degree Days	2.6 (Base 18.3)
Growing Degree Days	10.9 (Base 10)

Averaged from 25 records on 21 September, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 21 SEPTEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Conditions
12:53 AM	23.9 ^°C	19.4 ^°C	76 ^%	1012.2 hPa	16.1 ^km	Variable	5.6 ^km/h			Partly Cloudy
1:53 AM	23.3 ^°C	20 ^°C	82 ^%	1012.2 hPa	16.1 ^km	WSW (240°)	7.4 ^km/h			Partly Cloudy
2:53 AM	22.8 ^°C	21.1 ^°C	90 ^%	1012.2 hPa	14.5 ^km	Variable	7.4 ^km/h		0.25 mm	Mostly Cloudy
3:53 AM	22.2 ^°C	20.6 ^°C	91 ^%	1012.2 hPa	14.5 ^km	WSW (240°)	9.3 ^km/h			Clear
4:53 AM	22.8 ^°C	20.6 ^°C	87 ^%	1012.9 hPa	14.5 ^km	WNW (290°)	13 ^km/h			Partly Cloudy
5:53 AM	22.2 ^°C	19.4 ^°C	84 ^%	1013.9 hPa	16.1 ^km	NNW (330°)	22.2 ^km/h			Mostly Cloudy
6:32 AM	20 ^°C	13.3 ^°C	65 ^%	1015.2 hPa	16.1 ^km	North (350°)	25.9 ^km/h	40.7 ^km/h		Scattered Clouds
6:53 AM	19.4 ^°C	12.2 ^°C	63 ^%	1015.2 hPa	16.1 ^km	NNW (340°)	27.8 ^km/h			Clear
7:53 AM	19.4 ^°C	11.7 ^°C	61 ^%	1016.3 hPa	16.1 ^km	NNW (340°)	13 ^km/h			Clear
8:53 AM	21.1 ^°C	11.1 ^°C	53 ^%	1016.9 hPa	16.1 ^km	NW (320°)	13 ^km/h			Clear
9:53 AM	22.2 ^°C	10 ^°C	46 ^%	1017.3 hPa	16.1 ^km	NNW (330°)	16.7 ^km/h			Clear
10:53 AM	23.9 ^°C	9.4 ^°C	40 ^%	1017.3 hPa	16.1 ^km	WNW (300°)	14.8 ^km/h			Clear
11:53 AM	25.6 ^°C	7.8 ^°C	32 ^%	1017.3 hPa	16.1 ^km	NW (320°)	18.5 ^km/h	33.3 ^km/h		Clear
12:53 PM	26.1 ^°C	6.7 ^°C	29 ^%	1016.6 hPa	16.1 ^km	NW (310°)	27.8 ^km/h	44.4 ^km/h		Clear
1:53 PM	26.1 ^°C	8.3 ^°C	32 ^%	1016.3 hPa	16.1 ^km	NW (320°)	31.5 ^km/h	48.1 ^km/h		Clear
2:53 PM	26.1 ^°C	8.3 ^°C	32 ^%	1016.3 hPa	16.1 ^km	NW (320°)	31.5 ^km/h	42.6 ^km/h		Clear
3:53 PM	26.1 ^°C	8.9 ^°C	34 ^%	1016.3 hPa	16.1 ^km	NW (320°)	27.8 ^km/h	37 ^km/h		Clear
4:53 PM	24.4 ^°C	8.9 ^°C	37 ^%	1016.9 hPa	16.1 ^km	NW (320°)	27.8 ^km/h	42.6 ^km/h		Partly Cloudy
5:53 PM	22.8 ^°C	8.9 ^°C	41 ^%	1017.6 hPa	16.1 ^km	NW (320°)	25.9 ^km/h	40.7 ^km/h		Scattered Clouds
6:53 PM	21.7 ^°C	8.9 ^°C	44 ^%	1017.9 hPa	16.1 ^km	NW (320°)	24.1 ^km/h	37 ^km/h		Scattered Clouds
7:53 PM	20.6 ^°C	10 ^°C	51 ^%	1019 hPa	16.1 ^km	North (350°)	18.5 ^km/h			Clear
8:53 PM	18.3 ^°C	10.6 ^°C	61 ^%	1020 hPa	16.1 ^km	North (350°)	13 ^km/h			Clear
9:53 PM	17.8 ^°C	10.6 ^°C	63 ^%	1020.7 hPa	16.1 ^km	North (360°)	18.5 ^km/h			Clear
10:53 PM	17.2 ^°C	10.6 ^°C	65 ^%	1021.3 hPa	16.1 ^km	North (10°)	18.5 ^km/h			Clear
11:53 PM	15.6 ^°C	10.6 ^°C	72 ^%	1021.7 hPa	16.1 ^km	North (350°)	11.1 ^km/h			Clear

Hourly data recorded from KCPS, located 0 kilometers away from St. Louis - Gateway Arch, Missouri