NAPERVILLE, ILLINOIS

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Elevation: 209 meters Latitude: 41 49N Longitude: 088 04W

WEATHER

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Number of Records: 214,646; 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	-12.6 ^°C	-10 ^°C (1:51 am)	-15 ^°C (10:51 pm)
Dewpoint	-21.2 ^°C	-17.2 ^°C (2:51 am)	-23.9 ^°C (8:51 pm)
Humidity	49.8 ^%	59 ^% (2:51 am)	40 ^% (4:51 pm)
Barometer	1023.4 ^hPa	1026.1 hPa (8:51 pm)	1021 hPa (4:51 am)
Wind Speed	27.4 ^km/h	35.2 ^km/h (4:51 am)
Wind Gust		44.4 ^km/h (12:51 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	WNW (290 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	30.8 (Base 18.3)

Averaged from 23 records on 21 January, 2013

WEATHER CONDITIONS BREAKOUT

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	Conditions
1:51 AM	-10 ^°C	-18.3 ^°C	52 ^%	1022.4 hPa	16.1 ^km	West (280°)	20.4 ^km/h			Mostly Cloudy
2:51 AM	-10.5 ^°C	-17.2 ^°C	59 ^%	1022 hPa	16.1 ^km	WNW (300°)	27.8 ^km/h			Mostly Cloudy
3:51 AM	-10.5 ^°C	-17.8 ^°C	56 ^%	1021.3 hPa	16.1 ^km	West (280°)	22.2 ^km/h			Overcast
4:51 AM	-10.5 ^°C	-18.3 ^°C	54 ^%	1021 hPa	16.1 ^km	West (280°)	35.2 ^km/h			Mostly Cloudy
5:51 AM	-11.1 ^°C	-18.9 ^°C	53 ^%	1021 hPa	16.1 ^km	WNW (290°)	24.1 ^km/h			Mostly Cloudy
6:51 AM	-11.7 ^°C	-18.9 ^°C	56 ^%	1021 hPa	16.1 ^km	WNW (300°)	22.2 ^km/h			Mostly Cloudy
7:51 AM	-12.8 ^°C	-19.4 ^°C	59 ^%	1021.7 hPa	16.1 ^km	WNW (290°)	27.8 ^km/h	38.9 ^km/h		Scattered Clouds
8:51 AM	-12.8 ^°C	-20 ^°C	56 ^%	1022 hPa	16.1 ^km	WNW (290°)	29.6 ^km/h			Scattered Clouds
9:51 AM	-13.3 ^°C	-20.5 ^°C	56 ^%	1022.4 hPa	16.1 ^km	West (280°)	29.6 ^km/h	42.6 ^km/h		Mostly Cloudy
10:51 AM	-13.3 ^°C	-20.5 ^°C	56 ^%	1023 hPa	16.1 ^km	WNW (290°)	25.9 ^km/h			Mostly Cloudy
11:51 AM	-12.8 ^°C	-20.5 ^°C	53 ^%	1023 hPa	16.1 ^km	WNW (290°)	33.3 ^km/h	40.7 ^km/h	0 mm	Mostly Cloudy
12:51 PM	-12.8 ^°C	-21.7 ^°C	48 ^%	1022.4 hPa	16.1 ^km	West (280°)	33.3 ^km/h	44.4 ^km/h		Scattered Clouds
1:51 PM	-12.8 ^°C	-21.7 ^°C	48 ^%	1022.7 hPa	16.1 ^km	WNW (290°)	27.8 ^km/h	40.7 ^km/h		Partly Cloudy
2:51 PM	-12.2 ^°C	-22.8 ^°C	42 ^%	1024 hPa	16.1 ^km	WNW (290°)	27.8 ^km/h	40.7 ^km/h		Partly Cloudy
3:51 PM	-11.8 ^°C	-22.8 ^°C	41 ^%	1024.4 hPa	16.1 ^km	West (280°)	33.3 ^km/h	44.4 ^km/h		Partly Cloudy
4:51 PM	-12.2 ^°C	-23.3 ^°C	40 ^%	1024.4 hPa	16.1 ^km	WNW (290°)	25.9 ^km/h	37 ^km/h		Partly Cloudy
5:51 PM	-12.8 ^°C	-23.3 ^°C	42 ^%	1024.7 hPa	16.1 ^km	West (280°)	29.6 ^km/h			Partly Cloudy
6:51 PM	-13.3 ^°C	-22.8 ^°C	46 ^%	1025.1 hPa	16.1 ^km	WNW (290°)	27.8 ^km/h	37 ^km/h		Clear
7:51 PM	-13 ^°C	-23 ^°C	44 ^%	1023.4 hPa	16.1 ^km	WNW (290°)	24.1 ^km/h	37 ^km/h		Clear
8:51 PM	-13.9 ^°C	-23.9 ^°C	44 ^%	1026.1 hPa	16.1 ^km	WNW (300°)	27.8 ^km/h			Clear
9:51 PM	-14.4 ^°C	-23.9 ^°C	45 ^%	1026.1 hPa	16.1 ^km	WNW (300°)	27.8 ^km/h	38.9 ^km/h		Partly Cloudy
10:51 PM	-15 ^°C	-23.9 ^°C	48 ^%	1026.1 hPa	16.1 ^km	WNW (300°)	24.1 ^km/h			Partly Cloudy
11:51 PM	-15 ^°C	-23.9 ^°C	48 ^%	1026.1 hPa	16.1 ^km	NW (310°)	20.4 ^km/h	29.6 ^km/h		Scattered Clouds

Hourly data recorded from KORD, located 0 kilometers away from Naperville, Illinois