CHESTERFIELD, MISSOURI

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Elevation: 170 meters Latitude: 38 41N Longitude: 090 31W

WEATHER

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Number of Records: 221,284; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 18 MARCH, 2013

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	4.7 ^°C	10 ^°C (5:51 pm)	2.8 ^°C (1:51 am)
Dewpoint	0.9 ^°C	2.2 ^°C (9:51 am)	-6.1 ^°C (10:51 pm)
Humidity	78.9 ^%	93 ^% (2:51 am)	43 ^% (6:51 pm)
Barometer	1008.5 ^hPa	1017.3 hPa (11:51 pm)	1005.4 hPa (5:40 am)
Wind Speed	16.9 ^km/h	37 ^km/h (3:42 pm)
Wind Gust		51.8 ^km/h (3:42 pm)

Weather Element	Average
Visibility	10.1 ^km
Wind Direction	WSW (249.7 °)

Weather Element	Total
Precipitation	1.02 ^mm
Heating Degree Days	11.9 (Base 18.3)

Averaged from 39 records on 18 March, 2013

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WEATHER BY HOUR - 18 MARCH, 2013

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
1:51 AM	2.8 ^°C	1.1 ^°C	89 ^%	1007.8 hPa	11.3 ^km	ENE (70°)	14.8 ^km/h		0.76 mm		Light Drizzle
2:51 AM	2.8 ^°C	1.7 ^°C	93 ^%	1007.1 hPa	12.9 ^km	East (80°)	11.1 ^km/h		0 mm		Light Drizzle
3:33 AM	3 ^°C	2 ^°C	93 ^%	1006.1 hPa	4.8 ^km	NE (40°)	9.3 ^km/h		0 mm		Light Drizzle
3:51 AM	3.3 ^°C	1.7 ^°C	89 ^%	1006.8 hPa	4.8 ^km	NE (40°)	9.3 ^km/h		0 mm		Light Drizzle
4:10 AM	3 ^°C	2 ^°C	93 ^%	1005.8 hPa	4 ^km	North (360°)	9.3 ^km/h		0 mm		Light Drizzle
4:51 AM	2.8 ^°C	1.7 ^°C	93 ^%	1006.8 hPa	4 ^km	Calm			0.25 mm		Light Drizzle
5:15 AM	3 ^°C	2 ^°C	93 ^%	1005.8 hPa	4.8 ^km	Calm			0 mm		Light Drizzle
5:40 AM	3 ^°C	2 ^°C	93 ^%	1005.4 hPa	6.4 ^km	North (10°)	5.6 ^km/h		0 mm		Light Drizzle
5:51 AM	2.8 ^°C	1.7 ^°C	93 ^%	1006.4 hPa	6.4 ^km	North (360°)	5.6 ^km/h		0 mm		Light Drizzle
6:51 AM	2.8 ^°C	1.7 ^°C	93 ^%	1006.8 hPa	6.4 ^km	WNW (290°)	7.4 ^km/h		0 mm		Overcast
6:57 AM	3 ^°C	2 ^°C	93 ^%	1006.1 hPa	4.8 ^km	WNW (290°)	7.4 ^km/h				Overcast
7:11 AM	3 ^°C	2 ^°C	93 ^%	1006.1 hPa	0.8 ^km	WNW (300°)	5.6 ^km/h			Fog	Fog
7:51 AM	2.8 ^°C	1.7 ^°C	93 ^%	1007.5 hPa	0.8 ^km	WNW (300°)	7.4 ^km/h			Fog	Fog
8:40 AM	3 ^°C	2 ^°C	93 ^%	1006.1 hPa	2.4 ^km	WNW (300°)	11.1 ^km/h				Overcast
8:51 AM	2.8 ^°C	1.7 ^°C	93 ^%	1006.8 hPa	2.4 ^km	NW (310°)	13 ^km/h				Overcast
9:07 AM	3 ^°C	2 ^°C	93 ^%	1006.4 hPa	1.6 ^km	West (280°)	11.1 ^km/h				Overcast
9:19 AM	3 ^°C	2 ^°C	93 ^%	1006.4 hPa	3.2 ^km	WNW (290°)	13 ^km/h				Overcast
9:33 AM	3 ^°C	2 ^°C	93 ^%	1006.4 hPa	4.8 ^km	West (280°)	14.8 ^km/h				Overcast
9:47 AM	4 ^°C	2 ^°C	87 ^%	1006.4 hPa	6.4 ^km	WNW (300°)	13 ^km/h				Overcast
9:51 AM	3.9 ^°C	2.2 ^°C	89 ^%	1007.1 hPa	6.4 ^km	WNW (290°)	13 ^km/h				Overcast
9:56 AM	4 ^°C	2 ^°C	87 ^%	1006.4 hPa	8 ^km	WNW (290°)	14.8 ^km/h				Overcast
10:33 AM	4 ^°C	2 ^°C	87 ^%	1007.8 hPa	14.5 ^km	West (280°)	25.9 ^km/h	40.7 ^km/h			Overcast
10:51 AM	4.4 ^°C	1.7 ^°C	83 ^%	1009.1 hPa	14.5 ^km	West (280°)	27.8 ^km/h				Overcast
11:04 AM	5 ^°C	2 ^°C	81 ^%	1008.1 hPa	16.1 ^km	WNW (290°)	29.6 ^km/h	46.3 ^km/h			Overcast
11:38 AM	6 ^°C	2 ^°C	76 ^%	1008.1 hPa	16.1 ^km	WNW (290°)	29.6 ^km/h	42.6 ^km/h			Overcast
11:51 AM	5.6 ^°C	1.7 ^°C	76 ^%	1009.1 hPa	16.1 ^km	WNW (290°)	24.1 ^km/h	38.9 ^km/h			Overcast
12:51 PM	6.1 ^°C	2.2 ^°C	76 ^%	1009.5 hPa	16.1 ^km	WNW (300°)	29.6 ^km/h	44.4 ^km/h			Overcast
1:51 PM	7 ^°C	2 ^°C	71 ^%	1008.8 hPa	16.1 ^km	WNW (290°)	29.6 ^km/h	46.3 ^km/h			Overcast
2:51 PM	7.2 ^°C	2.2 ^°C	71 ^%	1009.8 hPa	16.1 ^km	WNW (300°)	27.8 ^km/h	46.3 ^km/h			Overcast
3:42 PM	8 ^°C	2 ^°C	66 ^%	1009.5 hPa	16.1 ^km	West (280°)	37 ^km/h	51.8 ^km/h			Mostly Cloudy
3:51 PM	7.8 ^°C	1.1 ^°C	63 ^%	1010.2 hPa	16.1 ^km	West (280°)	31.5 ^km/h	46.3 ^km/h			Mostly Cloudy
4:51 PM	9.4 ^°C	1.1 ^°C	56 ^%	1010.5 hPa	16.1 ^km	WNW (290°)	24.1 ^km/h	42.6 ^km/h			Scattered Clouds
5:51 PM	10 ^°C	0.6 ^°C	52 ^%	1010.2 hPa	16.1 ^km	WNW (300°)	20.4 ^km/h	35.2 ^km/h			Scattered Clouds
6:51 PM	9.4 ^°C	-2.8 ^°C	43 ^%	1011.5 hPa	14.5 ^km	WNW (300°)	25.9 ^km/h	44.4 ^km/h			Partly Cloudy
7:51 PM	7.8 ^°C	-1.7 ^°C	51 ^%	1012.2 hPa	16.1 ^km	West (280°)	20.4 ^km/h				Partly Cloudy
8:51 PM	6.7 ^°C	-3.3 ^°C	49 ^%	1013.5 hPa	16.1 ^km	WNW (290°)	18.5 ^km/h	38.9 ^km/h			Clear
9:51 PM	6.1 ^°C	-3.9 ^°C	49 ^%	1014.6 hPa	16.1 ^km	NW (310°)	18.5 ^km/h				Clear
10:51 PM	5 ^°C	-6.1 ^°C	45 ^%	1015.9 hPa	16.1 ^km	WNW (300°)	24.1 ^km/h	40.7 ^km/h			Clear
11:51 PM	3.3 ^°C	-5 ^°C	55 ^%	1017.3 hPa	16.1 ^km	NW (310°)	14.8 ^km/h				Clear

Hourly data recorded from KSTL, located 0 kilometers away from Chesterfield, Missouri