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 - 21 JANUARY, 2013

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	-6.4 ^°C	-3.3 ^°C (12:51 pm)	-9.4 ^°C (11:51 pm)
Dewpoint	-16.6 ^°C	-11.7 ^°C (1:51 am)	-20.6 ^°C (1:51 pm)
Humidity	46.4 ^%	68 ^% (4:05 am)	28 ^% (1:51 pm)
Barometer	1029.1 ^hPa	1030.8 hPa (10:51 pm)	1027.1 hPa (3:42 am)
Wind Speed	20.9 ^km/h	33.3 ^km/h (3:51 am)
Wind Gust		50.1 ^km/h (3:51 am)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	WNW (307.6 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	24.7 (Base 18.3)

Averaged from 25 records on 21 January, 2013

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WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 21 JANUARY, 2013

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
1:51 AM	-5 ^°C	-11.7 ^°C	60 ^%	1027.8 hPa	16.1 ^km	NW (310°)	14.8 ^km/h				Mostly Cloudy
2:51 AM	-5.6 ^°C	-11.7 ^°C	63 ^%	1027.8 hPa	16.1 ^km	NW (310°)	14.8 ^km/h				Mostly Cloudy
3:42 AM	-6 ^°C	-12 ^°C	63 ^%	1027.1 hPa	16.1 ^km	NNW (330°)	27.8 ^km/h	38.9 ^km/h			Mostly Cloudy
3:51 AM	-6.1 ^°C	-12.2 ^°C	63 ^%	1028.4 hPa	16.1 ^km	NW (320°)	33.3 ^km/h	50.1 ^km/h	0 mm	Snow	Light Snow
4:05 AM	-7 ^°C	-12 ^°C	68 ^%	1027.1 hPa	16.1 ^km	NW (320°)	18.5 ^km/h	37 ^km/h	0 mm	Snow	Light Snow
4:51 AM	-6.7 ^°C	-12.2 ^°C	65 ^%	1028.4 hPa	16.1 ^km	WNW (300°)	11.1 ^km/h		0 mm		Scattered Clouds
5:51 AM	-6.7 ^°C	-12.8 ^°C	62 ^%	1028.4 hPa	16.1 ^km	WNW (290°)	16.7 ^km/h				Mostly Cloudy
6:51 AM	-6.7 ^°C	-15 ^°C	52 ^%	1028.8 hPa	16.1 ^km	WNW (300°)	24.1 ^km/h	38.9 ^km/h			Mostly Cloudy
7:51 AM	-6.7 ^°C	-16.1 ^°C	48 ^%	1028.8 hPa	16.1 ^km	WNW (300°)	16.7 ^km/h				Mostly Cloudy
8:51 AM	-5.6 ^°C	-15.6 ^°C	46 ^%	1029.1 hPa	16.1 ^km	WNW (300°)	24.1 ^km/h	38.9 ^km/h			Scattered Clouds
9:51 AM	-5 ^°C	-16.1 ^°C	42 ^%	1029.1 hPa	16.1 ^km	WNW (290°)	27.8 ^km/h	50.1 ^km/h			Scattered Clouds
10:51 AM	-3.9 ^°C	-17.2 ^°C	36 ^%	1029.1 hPa	16.1 ^km	WNW (300°)	27.8 ^km/h	44.4 ^km/h			Scattered Clouds
11:51 AM	-3.9 ^°C	-18.9 ^°C	31 ^%	1028.4 hPa	16.1 ^km	NW (310°)	33.3 ^km/h	46.3 ^km/h			Scattered Clouds
12:51 PM	-3.3 ^°C	-18.9 ^°C	30 ^%	1028.1 hPa	16.1 ^km	WNW (300°)	25.9 ^km/h	44.4 ^km/h			Scattered Clouds
1:51 PM	-4.4 ^°C	-20.6 ^°C	28 ^%	1028.8 hPa	16.1 ^km	WNW (290°)	27.8 ^km/h	40.7 ^km/h			Mostly Cloudy
2:51 PM	-5.6 ^°C	-18.9 ^°C	35 ^%	1029.1 hPa	16.1 ^km	NW (320°)	22.2 ^km/h	35.2 ^km/h			Mostly Cloudy
3:51 PM	-6.7 ^°C	-20 ^°C	35 ^%	1029.8 hPa	16.1 ^km	NW (320°)	20.4 ^km/h	35.2 ^km/h			Mostly Cloudy
4:51 PM	-7.2 ^°C	-18.9 ^°C	40 ^%	1029.8 hPa	16.1 ^km	West (280°)	25.9 ^km/h				Mostly Cloudy
5:51 PM	-7.2 ^°C	-19.4 ^°C	38 ^%	1030.1 hPa	16.1 ^km	WNW (300°)	14.8 ^km/h				Overcast
6:51 PM	-7.8 ^°C	-19.4 ^°C	40 ^%	1030.5 hPa	16.1 ^km	NW (320°)	20.4 ^km/h				Overcast
7:51 PM	-8 ^°C	-19 ^°C	42 ^%	1028.4 hPa	16.1 ^km	NW (320°)	14.8 ^km/h				Mostly Cloudy
8:51 PM	-8.3 ^°C	-19.4 ^°C	41 ^%	1030.5 hPa	16.1 ^km	NNW (330°)	16.7 ^km/h				Mostly Cloudy
9:51 PM	-8.9 ^°C	-19.4 ^°C	43 ^%	1030.5 hPa	16.1 ^km	NW (320°)	16.7 ^km/h				Mostly Cloudy
10:51 PM	-8.3 ^°C	-19.4 ^°C	41 ^%	1030.8 hPa	16.1 ^km	NW (310°)	16.7 ^km/h				Mostly Cloudy
11:51 PM	-9.4 ^°C	-18.9 ^°C	47 ^%	1030.8 hPa	16.1 ^km	WNW (300°)	11.1 ^km/h				Partly Cloudy

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