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 - 18 DECEMBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	-3.8 ^°C	-2.2 ^°C (1:51 pm)	-7.2 ^°C (5:51 am)
Dewpoint	-8.2 ^°C	-6.1 ^°C (10:07 pm)	-10.6 ^°C (6:51 am)
Humidity	72.6 ^%	81 ^% (5:51 am)	66 ^% (1:51 pm)
Barometer	1025.4 ^hPa	1027.4 hPa (9:51 am)	1023.4 hPa (3:43 pm)
Wind Speed	9 ^km/h	13 ^km/h (12:51 am)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	WNW (282.9 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	23.1 (Base 18.3)

Averaged from 28 records on 18 December, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 18 DECEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:51 AM	-4.4 ^°C	-9.4 ^°C	69 ^%	1026.4 hPa	16.1 ^km	NNW (340°)	13 ^km/h	Overcast
1:51 AM	-5 ^°C	-9.4 ^°C	72 ^%	1026.4 hPa	16.1 ^km	WNW (300°)	9.3 ^km/h	Overcast
2:37 AM	-5.6 ^°C	-9.4 ^°C	75 ^%	1025.1 hPa	16.1 ^km	NNW (340°)	11.1 ^km/h	Scattered Clouds
2:51 AM	-6.1 ^°C	-9.4 ^°C	78 ^%	1026.1 hPa	16.1 ^km	North (350°)	9.3 ^km/h	Partly Cloudy
3:51 AM	-6.7 ^°C	-10 ^°C	78 ^%	1026.1 hPa	16.1 ^km	Calm		Partly Cloudy
4:51 AM	-6.7 ^°C	-10 ^°C	78 ^%	1026.1 hPa	16.1 ^km	NW (310°)	9.3 ^km/h	Partly Cloudy
5:51 AM	-7.2 ^°C	-10 ^°C	81 ^%	1026.1 hPa	16.1 ^km	West (270°)	7.4 ^km/h	Scattered Clouds
6:51 AM	-7.2 ^°C	-10.6 ^°C	77 ^%	1026.1 hPa	16.1 ^km	West (260°)	5.6 ^km/h	Partly Cloudy
7:51 AM	-6.7 ^°C	-9.4 ^°C	81 ^%	1026.8 hPa	16.1 ^km	West (260°)	9.3 ^km/h	Mostly Cloudy
8:51 AM	-5.6 ^°C	-9.4 ^°C	75 ^%	1027.1 hPa	16.1 ^km	WNW (290°)	9.3 ^km/h	Mostly Cloudy
9:51 AM	-5 ^°C	-8.9 ^°C	74 ^%	1027.4 hPa	16.1 ^km	West (260°)	9.3 ^km/h	Mostly Cloudy
10:51 AM	-3.9 ^°C	-8.9 ^°C	69 ^%	1026.8 hPa	16.1 ^km	WSW (250°)	11.1 ^km/h	Overcast
11:51 AM	-3.3 ^°C	-8.3 ^°C	69 ^%	1025.4 hPa	16.1 ^km	West (280°)	9.3 ^km/h	Overcast
12:51 PM	-2.8 ^°C	-7.8 ^°C	69 ^%	1024.7 hPa	16.1 ^km	NW (310°)	11.1 ^km/h	Overcast
1:51 PM	-2.2 ^°C	-7.8 ^°C	66 ^%	1024.4 hPa	16.1 ^km	NW (320°)	5.6 ^km/h	Overcast
2:51 PM	-2.2 ^°C	-7.8 ^°C	66 ^%	1024.4 hPa	16.1 ^km	NW (310°)	9.3 ^km/h	Overcast
3:43 PM	-2.2 ^°C	-7.2 ^°C	69 ^%	1023.4 hPa	16.1 ^km	WNW (290°)	11.1 ^km/h	Overcast
3:51 PM	-2.2 ^°C	-7.2 ^°C	69 ^%	1024.4 hPa	14.5 ^km	WNW (290°)	7.4 ^km/h	Overcast
4:51 PM	-2.2 ^°C	-7.2 ^°C	69 ^%	1024.7 hPa	16.1 ^km	North (360°)	9.3 ^km/h	Overcast
5:51 PM	-2.2 ^°C	-7.2 ^°C	69 ^%	1025.1 hPa	16.1 ^km	NNW (340°)	11.1 ^km/h	Overcast
6:51 PM	-2.2 ^°C	-7.2 ^°C	69 ^%	1025.1 hPa	16.1 ^km	North (10°)	11.1 ^km/h	Overcast
7:51 PM	-2.2 ^°C	-7.2 ^°C	69 ^%	1025.4 hPa	16.1 ^km	NW (320°)	7.4 ^km/h	Overcast
8:01 PM	-2.2 ^°C	-7.2 ^°C	69 ^%	1024 hPa	16.1 ^km	NW (310°)	9.3 ^km/h	Overcast
8:51 PM	-2.2 ^°C	-6.7 ^°C	72 ^%	1025.4 hPa	16.1 ^km	NW (310°)	9.3 ^km/h	Overcast
9:51 PM	-2.2 ^°C	-6.7 ^°C	72 ^%	1025.4 hPa	16.1 ^km	NW (320°)	7.4 ^km/h	Overcast
10:07 PM	-2.2 ^°C	-6.1 ^°C	75 ^%	1024.4 hPa	16.1 ^km	NW (310°)	7.4 ^km/h	Overcast
10:51 PM	-2.2 ^°C	-6.1 ^°C	75 ^%	1025.4 hPa	16.1 ^km	NW (310°)	9.3 ^km/h	Overcast
11:51 PM	-2.8 ^°C	-6.1 ^°C	78 ^%	1025.7 hPa	16.1 ^km	WNW (300°)	13 ^km/h	Overcast

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