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 - 27 MAY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	22.5 ^°C	28.3 ^°C (2:53 pm)	17.8 ^°C (2:53 am)
Dewpoint	16 ^°C	17.2 ^°C (4:53 am)	13.9 ^°C (6:53 pm)
Humidity	68.4 ^%	87 ^% (2:53 am)	44 ^% (5:53 pm)
Barometer	1017.6 ^hPa	1020 hPa (11:53 pm)	1014.9 hPa (12:53 am)
Wind Speed	10.5 ^km/h	20.4 ^km/h (5:53 pm)
Wind Gust		37 ^km/h (7:53 am)

Weather Element	Average
Visibility	15.3 ^km
Wind Direction	SSE (163.7 °)

Weather Element	Total
Precipitation	0.25 ^mm
Cooling Degree Days	4.7 (Base 18.3)
Growing Degree Days	13.1 (Base 10)

Averaged from 30 records on 27 May, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 27 MAY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:53 AM	20 ^°C	16.1 ^°C	78 ^%	1014.9 hPa	16.1 ^km	South (190°)	7.4 ^km/h				Clear
1:53 AM	19.4 ^°C	16.1 ^°C	81 ^%	1014.9 hPa	16.1 ^km	SSE (150°)	7.4 ^km/h				Clear
2:53 AM	17.8 ^°C	15.6 ^°C	87 ^%	1015.2 hPa	16.1 ^km	Calm					Clear
3:53 AM	20 ^°C	16.7 ^°C	81 ^%	1015.6 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h				Scattered Clouds
4:53 AM	21.1 ^°C	17.2 ^°C	78 ^%	1015.6 hPa	16.1 ^km	SW (220°)	11.1 ^km/h				Mostly Cloudy
5:53 AM	20 ^°C	17.2 ^°C	84 ^%	1015.9 hPa	16.1 ^km	SSW (200°)	7.4 ^km/h				Mostly Cloudy
6:53 AM	20.6 ^°C	17.2 ^°C	81 ^%	1017.6 hPa	16.1 ^km	SSW (210°)	13 ^km/h			Thunderstorm	Scattered Clouds
7:03 AM	21.1 ^°C	17.2 ^°C	78 ^%	1017.9 hPa	16.1 ^km	SSW (210°)	11.1 ^km/h	29.6 ^km/h			Partly Cloudy
7:13 AM	21.1 ^°C	17.2 ^°C	78 ^%	1018.3 hPa	16.1 ^km	SSW (210°)	14.8 ^km/h	31.5 ^km/h	0 mm	Rain-Thunderstorm	Light Rain
7:23 AM	21.1 ^°C	17.2 ^°C	78 ^%	1018.3 hPa	16.1 ^km	SW (220°)	13 ^km/h	35.2 ^km/h	0 mm	Rain	Light Rain
7:53 AM	20 ^°C	16.1 ^°C	78 ^%	1018.6 hPa	16.1 ^km	SW (220°)	14.8 ^km/h	37 ^km/h	0.25 mm	Rain	Light Rain
8:09 AM	19.4 ^°C	15.6 ^°C	79 ^%	1019 hPa	16.1 ^km	SW (220°)	14.8 ^km/h	35.2 ^km/h	0 mm	Thunderstorm	Overcast
8:24 AM	19.4 ^°C	15.6 ^°C	79 ^%	1019 hPa	16.1 ^km	SSW (210°)	13 ^km/h		0 mm	Rain	Light Rain
8:53 AM	19.4 ^°C	15.6 ^°C	79 ^%	1017.9 hPa	16.1 ^km	Variable	7.4 ^km/h		0 mm		Overcast
9:53 AM	21.7 ^°C	16.1 ^°C	70 ^%	1017.3 hPa	16.1 ^km	North
10:43 AM	23.3 ^°C	16.1 ^°C	64 ^%	1018.3 hPa	4 ^km	SSW (200°)	11.1 ^km/h				Haze
10:53 AM	22.8 ^°C	16.1 ^°C	66 ^%	1017.9 hPa	16.1 ^km	WSW (250°)	18.5 ^km/h				Clear
11:53 AM	25.6 ^°C	15 ^°C	52 ^%	1017.6 hPa	16.1 ^km	WSW (240°)	11.1 ^km/h				Clear
12:53 PM	27.2 ^°C	16.7 ^°C	52 ^%	1017.3 hPa	16.1 ^km	North					Clear
1:53 PM	27.2 ^°C	16.7 ^°C	52 ^%	1017.3 hPa	14.5 ^km	West (270°)	13 ^km/h				Scattered Clouds
2:53 PM	28.3 ^°C	16.7 ^°C	49 ^%	1017.6 hPa	16.1 ^km	West (260°)	14.8 ^km/h				Partly Cloudy
3:53 PM	28.3 ^°C	15.6 ^°C	46 ^%	1017.6 hPa	16.1 ^km	WNW (300°)	16.7 ^km/h				Scattered Clouds
4:53 PM	27.8 ^°C	15.6 ^°C	47 ^%	1017.3 hPa	16.1 ^km	West (280°)	9.3 ^km/h				Partly Cloudy
5:53 PM	27.8 ^°C	14.4 ^°C	44 ^%	1017.3 hPa	16.1 ^km	NW (320°)	20.4 ^km/h				Mostly Cloudy
6:53 PM	26.7 ^°C	13.9 ^°C	45 ^%	1017.6 hPa	16.1 ^km	NW (320°)	14.8 ^km/h				Partly Cloudy
7:53 PM	25.6 ^°C	14.4 ^°C	50 ^%	1017.9 hPa	16.1 ^km	North (10°)	16.7 ^km/h				Clear
8:53 PM	23.3 ^°C	15 ^°C	59 ^%	1018.6 hPa	16.1 ^km	Calm					Clear
9:53 PM	20.6 ^°C	15.6 ^°C	73 ^%	1019 hPa	14.5 ^km	Calm					Clear
10:53 PM	20 ^°C	15.6 ^°C	76 ^%	1019.6 hPa	11.3 ^km	Calm					Clear
11:53 PM	17.8 ^°C	15.6 ^°C	87 ^%	1020 hPa	11.3 ^km	Calm					Clear

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