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 - 22 JANUARY, 2013

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	-9.1 ^°C	-7.8 ^°C (4:51 pm)	-10 ^°C (2:51 am)
Dewpoint	-15 ^°C	-12.8 ^°C (12:51 pm)	-19.4 ^°C (4:51 am)
Humidity	63.7 ^%	80 ^% (10:51 pm)	47 ^% (1:51 am)
Barometer	1031.5 ^hPa	1034.2 hPa (10:51 am)	1029.5 hPa (3:51 am)
Wind Speed	5.8 ^km/h	14.8 ^km/h (4:51 am)

Weather Element	Average
Visibility	11.9 ^km
Wind Direction	S (181.9 °)

Weather Element	Total
Precipitation	0.76 ^mm
Heating Degree Days	27.2 (Base 18.3)

Averaged from 31 records on 22 January, 2013

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 22 JANUARY, 2013

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Events	Conditions
1:51 AM	-9.4 ^°C	-18.9 ^°C	47 ^%	1030.8 hPa	16.1 ^km	NW (320°)	11.1 ^km/h			Mostly Cloudy
2:51 AM	-10 ^°C	-18.9 ^°C	49 ^%	1031.2 hPa	16.1 ^km	NW (320°)	9.3 ^km/h			Mostly Cloudy
3:51 AM	-10 ^°C	-19 ^°C	49 ^%	1029.5 hPa	16.1 ^km	NW (320°)	9.3 ^km/h			Mostly Cloudy
4:51 AM	-10 ^°C	-19.4 ^°C	47 ^%	1031.8 hPa	16.1 ^km	NW (310°)	14.8 ^km/h			Mostly Cloudy
5:51 AM	-10 ^°C	-18.9 ^°C	49 ^%	1031.8 hPa	16.1 ^km	NW (320°)	9.3 ^km/h			Mostly Cloudy
6:51 AM	-10 ^°C	-18.3 ^°C	52 ^%	1031.8 hPa	16.1 ^km	North (10°)	9.3 ^km/h			Mostly Cloudy
7:51 AM	-10 ^°C	-18.3 ^°C	52 ^%	1032.2 hPa	16.1 ^km	North (350°)	7.4 ^km/h			Mostly Cloudy
8:51 AM	-10 ^°C	-18.3 ^°C	52 ^%	1033.2 hPa	16.1 ^km	NNW (330°)	5.6 ^km/h			Overcast
9:51 AM	-9.4 ^°C	-18.3 ^°C	49 ^%	1033.5 hPa	16.1 ^km	SSW (210°)	5.6 ^km/h			Overcast
10:51 AM	-8.9 ^°C	-17.8 ^°C	49 ^%	1034.2 hPa	12.9 ^km	WSW (240°)	5.6 ^km/h	0 mm	Snow	Light Snow
10:56 AM	-9 ^°C	-17 ^°C	53 ^%	1032.2 hPa	4 ^km	Calm		0 mm	Snow	Light Snow
11:16 AM	-9 ^°C	-16 ^°C	58 ^%	1032.2 hPa	3.2 ^km	Calm		0 mm	Snow	Light Snow
11:45 AM	-9 ^°C	-14 ^°C	68 ^%	1031.8 hPa	2.4 ^km	WNW (300°)	5.6 ^km/h	0.25 mm	Snow	Light Snow
11:51 AM	-8.9 ^°C	-13.9 ^°C	68 ^%	1033.9 hPa	2.4 ^km	West (260°)	7.4 ^km/h	0.25 mm	Snow	Light Snow
12:22 PM	-9 ^°C	-13 ^°C	73 ^%	1031.2 hPa	1.6 ^km	West (260°)	5.6 ^km/h	0 mm	Snow	Light Snow
12:51 PM	-8.9 ^°C	-12.8 ^°C	74 ^%	1032.2 hPa	1.6 ^km	West (260°)	9.3 ^km/h	0.25 mm	Snow	Light Snow
12:56 PM	-9 ^°C	-13 ^°C	73 ^%	1030.1 hPa	3.2 ^km	West (260°)	7.4 ^km/h	0 mm	Snow	Light Snow
1:03 PM	-9 ^°C	-13 ^°C	73 ^%	1030.1 hPa	4.8 ^km	West (270°)	9.3 ^km/h	0 mm	Snow	Light Snow
1:13 PM	-9 ^°C	-13 ^°C	73 ^%	1030.1 hPa	8 ^km	West (260°)	5.6 ^km/h	0 mm	Snow	Light Snow
1:51 PM	-8.3 ^°C	-12.8 ^°C	71 ^%	1031.5 hPa	9.7 ^km	Calm		0 mm	Snow	Light Snow
1:57 PM	-9 ^°C	-13 ^°C	73 ^%	1029.8 hPa	9.7 ^km	NNW (340°)	7.4 ^km/h	0 mm	Snow	Light Snow
2:51 PM	-8.3 ^°C	-12.8 ^°C	71 ^%	1031.8 hPa	14.5 ^km	NNW (340°)	5.6 ^km/h	0 mm	Snow	Light Snow
3:51 PM	-8.3 ^°C	-12.8 ^°C	71 ^%	1031.2 hPa	16.1 ^km	Calm		0 mm		Overcast
4:51 PM	-7.8 ^°C	-12.8 ^°C	68 ^%	1030.8 hPa	16.1 ^km	Calm				Overcast
5:51 PM	-7.8 ^°C	-12.8 ^°C	68 ^%	1030.8 hPa	16.1 ^km	Calm				Mostly Cloudy
6:51 PM	-7.8 ^°C	-12.8 ^°C	68 ^%	1030.5 hPa	16.1 ^km	ENE (60°)	5.6 ^km/h			Overcast
7:51 PM	-7.8 ^°C	-12.8 ^°C	68 ^%	1030.5 hPa	16.1 ^km	East (100°)	5.6 ^km/h			Mostly Cloudy
8:51 PM	-9.4 ^°C	-13.3 ^°C	74 ^%	1030.8 hPa	16.1 ^km	NE (50°)	5.6 ^km/h			Scattered Clouds
9:51 PM	-9.4 ^°C	-12.8 ^°C	77 ^%	1030.5 hPa	16.1 ^km	East (80°)	5.6 ^km/h			Partly Cloudy
10:51 PM	-10 ^°C	-12.8 ^°C	80 ^%	1030.8 hPa	16.1 ^km	ENE (70°)	7.4 ^km/h			Clear
11:51 PM	-9.4 ^°C	-12.8 ^°C	77 ^%	1030.8 hPa	16.1 ^km	Calm				Partly Cloudy

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