CHESTERFIELD, MISSOURI

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

WEATHER

Monthly - Summary

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Number of Records: 192,794; Date Range: 1/1/95 - 5/20/13

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WEATHER ALMANAC - 22 FEBRUARY, 2013

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	0.3 ^°C	2.2 ^°C (8:51 am)	-5 ^°C (11:51 pm)
Dewpoint	-3.5 ^°C	-0.6 ^°C (2:51 am)	-8.9 ^°C (9:51 pm)
Humidity	76.2 ^%	92 ^% (2:51 am)	61 ^% (4:51 pm)
Barometer	1014.2 ^hPa	1019.6 hPa (9:51 pm)	1009.1 hPa (3:40 am)
Wind Speed	15.4 ^km/h	25.9 ^km/h (2:59 pm)
Wind Gust		38.9 ^km/h (12:51 pm)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	WSW (237.5 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	19.7 (Base 18.3)

Averaged from 36 records on 22 February, 2013

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WEATHER BY HOUR - 22 FEBRUARY, 2013

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
1:11 AM	1 ^°C	-1 ^°C	87 ^%	1009.8 hPa	6.4 ^km	SSE (150°)	11.1 ^km/h		0 mm	Snow	Light Snow
1:18 AM	1 ^°C	-1 ^°C	87 ^%	1009.8 hPa	8 ^km	SE (140°)	13 ^km/h		0 mm	Snow	Light Snow
1:51 AM	0.6 ^°C	-1.1 ^°C	89 ^%	1010.8 hPa	8 ^km	South (180°)	9.3 ^km/h		0 mm	Snow	Light Snow
2:35 AM	1 ^°C	-1 ^°C	87 ^%	1009.8 hPa	6.4 ^km	South (190°)	7.4 ^km/h		0 mm	Snow	Light Snow
2:51 AM	0.6 ^°C	-0.6 ^°C	92 ^%	1010.8 hPa	4.8 ^km	South (180°)	5.6 ^km/h		0 mm	Snow	Light Snow
3:40 AM	1 ^°C	-1 ^°C	87 ^%	1009.1 hPa	6.4 ^km	South (180°)	5.6 ^km/h		0 mm		Overcast
3:51 AM	1.1 ^°C	-0.6 ^°C	89 ^%	1010.5 hPa	8 ^km	South (190°)	5.6 ^km/h		0 mm		Overcast
4:51 AM	1.1 ^°C	-0.6 ^°C	89 ^%	1010.8 hPa	14.5 ^km	SW (220°)	13 ^km/h				Overcast
5:51 AM	1.1 ^°C	-0.6 ^°C	89 ^%	1011.5 hPa	12.9 ^km	SW (220°)	13 ^km/h		0 mm	Snow	Light Snow
6:06 AM	1 ^°C	-1 ^°C	87 ^%	1010.5 hPa	14.5 ^km	SSW (210°)	11.1 ^km/h		0 mm	Snow	Light Snow
6:37 AM	2 ^°C	-1 ^°C	81 ^%	1010.8 hPa	14.5 ^km	SSW (210°)	13 ^km/h		0 mm	Snow	Light Snow
6:51 AM	1.7 ^°C	-0.6 ^°C	85 ^%	1012.5 hPa	14.5 ^km	SW (220°)	13 ^km/h		0 mm	Snow	Light Snow
7:15 AM	2 ^°C	-1 ^°C	81 ^%	1011.5 hPa	14.5 ^km	SSW (210°)	14.8 ^km/h		0 mm	Snow	Light Snow
7:51 AM	1.7 ^°C	-1.1 ^°C	82 ^%	1012.9 hPa	14.5 ^km	SSW (210°)	11.1 ^km/h		0 mm		Light Drizzle
8:51 AM	2.2 ^°C	-1.1 ^°C	79 ^%	1013.9 hPa	16.1 ^km	SSW (210°)	13 ^km/h		0 mm		Overcast
9:51 AM	2.2 ^°C	-1.7 ^°C	76 ^%	1014.2 hPa	16.1 ^km	WSW (240°)	24.1 ^km/h				Overcast
10:31 AM	2 ^°C	-2 ^°C	75 ^%	1013.9 hPa	16.1 ^km	WSW (240°)	22.2 ^km/h				Overcast
10:51 AM	1.7 ^°C	-2.8 ^°C	72 ^%	1015.2 hPa	16.1 ^km	West (260°)	24.1 ^km/h				Overcast
11:51 AM	1.1 ^°C	-2.8 ^°C	75 ^%	1015.9 hPa	16.1 ^km	WSW (250°)	20.4 ^km/h				Overcast
12:51 PM	0.6 ^°C	-3.3 ^°C	75 ^%	1015.9 hPa	16.1 ^km	West (260°)	20.4 ^km/h	38.9 ^km/h			Overcast
1:43 PM	1 ^°C	-4 ^°C	70 ^%	1015.2 hPa	16.1 ^km	WSW (250°)	22.2 ^km/h				Overcast
1:51 PM	1.1 ^°C	-4.4 ^°C	67 ^%	1016.3 hPa	16.1 ^km	WSW (250°)	24.1 ^km/h				Overcast
2:31 PM	1 ^°C	-4 ^°C	70 ^%	1015.6 hPa	16.1 ^km	West (260°)	20.4 ^km/h				Overcast
2:51 PM	1.1 ^°C	-5 ^°C	64 ^%	1016.6 hPa	16.1 ^km	West (260°)	24.1 ^km/h	37 ^km/h			Overcast
2:59 PM	1 ^°C	-5 ^°C	65 ^%	1015.6 hPa	16.1 ^km	West (270°)	25.9 ^km/h	35.2 ^km/h			Overcast
3:40 PM	1 ^°C	-5 ^°C	65 ^%	1015.9 hPa	16.1 ^km	WSW (250°)	24.1 ^km/h				Mostly Cloudy
3:51 PM	0.6 ^°C	-5 ^°C	66 ^%	1016.9 hPa	16.1 ^km	West (270°)	16.7 ^km/h	33.3 ^km/h			Mostly Cloudy
3:58 PM	1 ^°C	-5 ^°C	65 ^%	1015.9 hPa	16.1 ^km	West (270°)	25.9 ^km/h	35.2 ^km/h			Mostly Cloudy
4:51 PM	0.6 ^°C	-6.1 ^°C	61 ^%	1016.9 hPa	16.1 ^km	West (280°)	25.9 ^km/h				Partly Cloudy
5:51 PM	-1.1 ^°C	-6.7 ^°C	66 ^%	1017.6 hPa	16.1 ^km	WNW (290°)	14.8 ^km/h				Partly Cloudy
6:51 PM	-1.7 ^°C	-7.8 ^°C	64 ^%	1018.3 hPa	16.1 ^km	WNW (300°)	7.4 ^km/h				Partly Cloudy
7:51 PM	-2.8 ^°C	-7.8 ^°C	69 ^%	1018.6 hPa	16.1 ^km	NW (310°)	9.3 ^km/h				Clear
8:51 PM	-3.9 ^°C	-8.3 ^°C	72 ^%	1019.3 hPa	16.1 ^km	WNW (300°)	5.6 ^km/h				Clear
9:51 PM	-4.4 ^°C	-8.9 ^°C	71 ^%	1019.6 hPa	16.1 ^km	West (280°)	14.8 ^km/h				Clear
10:51 PM	-4.4 ^°C	-8.9 ^°C	71 ^%	1019.6 hPa	16.1 ^km	West (270°)	9.3 ^km/h				Clear
11:51 PM	-5 ^°C	-8.9 ^°C	74 ^%	1019.3 hPa	14.5 ^km	West (270°)	11.1 ^km/h				Partly Cloudy

Hourly data recorded from KSTL, located 14.63 kilometers away from Chesterfield, Missouri