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 - 31 AUGUST, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	26.7 ^°C	32.8 ^°C (2:53 pm)	21.7 ^°C (5:53 am)
Dewpoint	21.6 ^°C	23 ^°C (3:51 pm)	20 ^°C (5:53 am)
Humidity	74.7 ^%	91 ^% (3:53 am)	52 ^% (2:53 pm)
Barometer	1016.6 ^hPa	1017.9 hPa (7:53 am)	1015.6 hPa (1:53 am)
Wind Speed	8.5 ^km/h	18.5 ^km/h (12:53 pm)

Weather Element	Average
Visibility	15.4 ^km
Wind Direction	SSE (143.4 °)

Weather Element	Total
Precipitation	0.25 ^mm
Cooling Degree Days	8.9 (Base 18.3)
Growing Degree Days	17.3 (Base 10)

Averaged from 29 records on 31 August, 2015

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WEATHER BY HOUR - 31 AUGUST, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Events	Conditions
12:53 AM	24.4 ^°C	21.7 ^°C	85 ^%	1015.9 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h			Overcast
1:53 AM	23.3 ^°C	21.1 ^°C	87 ^%	1015.6 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h			Clear
2:53 AM	22.8 ^°C	21.1 ^°C	90 ^%	1015.9 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h			Clear
3:53 AM	22.2 ^°C	20.6 ^°C	91 ^%	1015.9 hPa	12.9 ^km	Calm				Clear
4:53 AM	22.2 ^°C	20.6 ^°C	91 ^%	1016.3 hPa	12.9 ^km	SSE (150°)	5.6 ^km/h			Clear
5:53 AM	21.7 ^°C	20 ^°C	90 ^%	1016.6 hPa	12.9 ^km	SSE (160°)	5.6 ^km/h			Clear
6:53 AM	21.7 ^°C	20 ^°C	90 ^%	1017.3 hPa	9.7 ^km	SSE (160°)	5.6 ^km/h			Mostly Cloudy
7:53 AM	23.3 ^°C	20.6 ^°C	85 ^%	1017.9 hPa	14.5 ^km	SSE (160°)	11.1 ^km/h			Mostly Cloudy
8:53 AM	25.6 ^°C	20.6 ^°C	74 ^%	1017.9 hPa	16.1 ^km	South (180°)	13 ^km/h			Clear
9:53 AM	26.7 ^°C	21.1 ^°C	71 ^%	1017.9 hPa	16.1 ^km	SSW (200°)	9.3 ^km/h			Clear
10:53 AM	29.4 ^°C	21.1 ^°C	61 ^%	1017.9 hPa	16.1 ^km	Variable	9.3 ^km/h			Clear
11:53 AM	30 ^°C	21.1 ^°C	59 ^%	1017.9 hPa	16.1 ^km	WSW (250°)	7.4 ^km/h			Clear
12:53 PM	31.7 ^°C	21.7 ^°C	55 ^%	1016.9 hPa	16.1 ^km	SE (140°)	18.5 ^km/h			Clear
1:53 PM	32.2 ^°C	21.7 ^°C	54 ^%	1016.6 hPa	16.1 ^km	SSW (210°)	11.1 ^km/h			Clear
2:53 PM	32.8 ^°C	21.7 ^°C	52 ^%	1016.3 hPa	16.1 ^km	SSE (150°)	14.8 ^km/h			Scattered Clouds
3:51 PM	32 ^°C	23 ^°C	59 ^%	1016.3 hPa	16.1 ^km	SE (130°)	14.8 ^km/h		Thunderstorm	Thunderstorm
3:53 PM	32.2 ^°C	22.8 ^°C	57 ^%	1015.9 hPa	16.1 ^km	SE (130°)	13 ^km/h		Thunderstorm	Thunderstorm
4:37 PM	30.6 ^°C	22.2 ^°C	61 ^%	1016.3 hPa	16.1 ^km	SE (130°)	7.4 ^km/h		Thunderstorm	Mostly Cloudy
4:46 PM	30 ^°C	21.7 ^°C	61 ^%	1016.3 hPa	16.1 ^km	North		0 mm	Rain-Thunderstorm	Light Thunderstorms and Rain
4:53 PM	28.9 ^°C	20 ^°C	58 ^%	1015.9 hPa	16.1 ^km	North (360°)	9.3 ^km/h	0 mm	Rain-Thunderstorm	Light Thunderstorms and Rain
5:26 PM	27.8 ^°C	22.8 ^°C	74 ^%	1016.3 hPa	16.1 ^km	SE (130°)	5.6 ^km/h	0 mm	Thunderstorm	Overcast
5:53 PM	26.1 ^°C	22.2 ^°C	79 ^%	1015.9 hPa	16.1 ^km	SSE (150°)	16.7 ^km/h	0.25 mm	Rain-Thunderstorm	Light Rain
6:13 PM	26.1 ^°C	21.7 ^°C	77 ^%	1016.3 hPa	16.1 ^km	South (170°)	7.4 ^km/h	0 mm		Scattered Clouds
6:53 PM	25.6 ^°C	22.2 ^°C	81 ^%	1015.9 hPa	14.5 ^km	ESE (120°)	7.4 ^km/h	0 mm		Clear
7:53 PM	25.6 ^°C	22.8 ^°C	84 ^%	1016.3 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h			Clear
8:53 PM	25.6 ^°C	22.8 ^°C	84 ^%	1016.6 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h			Clear
9:53 PM	25 ^°C	22.2 ^°C	84 ^%	1017.3 hPa	16.1 ^km	SSE (150°)	7.4 ^km/h			Clear
10:53 PM	25 ^°C	22.2 ^°C	84 ^%	1016.9 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h			Clear
11:53 PM	23.9 ^°C	21.7 ^°C	87 ^%	1017.3 hPa	16.1 ^km	Calm				Clear

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