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, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	4.3 ^°C	8.3 ^°C (12:51 pm)	-0.6 ^°C (11:51 pm)
Dewpoint	-2.2 ^°C	-1.1 ^°C (12:51 am)	-4.4 ^°C (11:51 pm)
Humidity	63.5 ^%	76 ^% (11:51 pm)	48 ^% (1:51 pm)
Barometer	1022.4 ^hPa	1027.4 hPa (11:51 pm)	1018.3 hPa (12:51 am)
Wind Speed	15.1 ^km/h	31.5 ^km/h (12:51 pm)
Wind Gust		46.3 ^km/h (1:51 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	WSW (230.8 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	14.5 (Base 18.3)

Averaged from 24 records on 21 January, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 21 JANUARY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:51 AM	5 ^°C	-1.1 ^°C	65 ^%	1018.3 hPa	16.1 ^km	WSW (250°)	18.5 ^km/h		Clear
1:51 AM	4.4 ^°C	-1.1 ^°C	68 ^%	1018.3 hPa	16.1 ^km	WSW (250°)	18.5 ^km/h		Clear
2:51 AM	3.3 ^°C	-1.7 ^°C	70 ^%	1018.3 hPa	16.1 ^km	WSW (250°)	14.8 ^km/h		Clear
3:51 AM	3.3 ^°C	-1.7 ^°C	70 ^%	1018.3 hPa	16.1 ^km	WSW (250°)	13 ^km/h		Clear
4:51 AM	2.8 ^°C	-2.2 ^°C	70 ^%	1018.6 hPa	16.1 ^km	WSW (250°)	13 ^km/h		Clear
5:51 AM	2.8 ^°C	-2.2 ^°C	70 ^%	1019.3 hPa	16.1 ^km	WSW (250°)	14.8 ^km/h		Clear
6:51 AM	2.2 ^°C	-2.2 ^°C	73 ^%	1019.6 hPa	16.1 ^km	WSW (250°)	14.8 ^km/h		Clear
7:51 AM	2.8 ^°C	-2.2 ^°C	70 ^%	1020.3 hPa	16.1 ^km	WSW (250°)	18.5 ^km/h		Clear
8:51 AM	4.4 ^°C	-1.7 ^°C	65 ^%	1020.7 hPa	16.1 ^km	West (270°)	20.4 ^km/h		Partly Cloudy
9:51 AM	6.7 ^°C	-1.7 ^°C	55 ^%	1021.3 hPa	16.1 ^km	WNW (290°)	22.2 ^km/h		Partly Cloudy
10:51 AM	6.7 ^°C	-1.7 ^°C	55 ^%	1022 hPa	16.1 ^km	WNW (290°)	24.1 ^km/h	37 ^km/h	Scattered Clouds
11:51 AM	7.2 ^°C	-1.7 ^°C	53 ^%	1022 hPa	16.1 ^km	NW (310°)	25.9 ^km/h	37 ^km/h	Partly Cloudy
12:51 PM	8.3 ^°C	-1.7 ^°C	50 ^%	1021.7 hPa	16.1 ^km	West (280°)	31.5 ^km/h	40.7 ^km/h	Partly Cloudy
1:51 PM	8.3 ^°C	-2.2 ^°C	48 ^%	1021.7 hPa	16.1 ^km	WNW (290°)	27.8 ^km/h	46.3 ^km/h	Partly Cloudy
2:51 PM	8.3 ^°C	-1.7 ^°C	50 ^%	1022.4 hPa	16.1 ^km	NW (310°)	25.9 ^km/h	37 ^km/h	Partly Cloudy
3:51 PM	7.8 ^°C	-1.7 ^°C	51 ^%	1023.4 hPa	16.1 ^km	WNW (300°)	16.7 ^km/h		Partly Cloudy
4:51 PM	6.1 ^°C	-2.2 ^°C	56 ^%	1024 hPa	16.1 ^km	WNW (300°)	13 ^km/h		Scattered Clouds
5:51 PM	4.4 ^°C	-2.2 ^°C	63 ^%	1024.4 hPa	16.1 ^km	NW (310°)	9.3 ^km/h		Scattered Clouds
6:51 PM	3.3 ^°C	-2.8 ^°C	65 ^%	1025.1 hPa	16.1 ^km	West (270°)	5.6 ^km/h		Partly Cloudy
7:51 PM	3.3 ^°C	-2.8 ^°C	65 ^%	1026.1 hPa	16.1 ^km	WNW (300°)	5.6 ^km/h		Partly Cloudy
8:51 PM	2.2 ^°C	-2.8 ^°C	70 ^%	1026.8 hPa	16.1 ^km	NNE (20°)	7.4 ^km/h		Clear
9:51 PM	1.1 ^°C	-3.3 ^°C	73 ^%	1027.1 hPa	16.1 ^km	Calm			Clear
10:51 PM	0.6 ^°C	-3.9 ^°C	72 ^%	1026.8 hPa	16.1 ^km	Calm			Partly Cloudy
11:51 PM	-0.6 ^°C	-4.4 ^°C	76 ^%	1027.4 hPa	16.1 ^km	Calm			Clear

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