CHICAGO HEIGHTS, ILLINOIS

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Elevation: 211 meters Latitude: 41 30N Longitude: 087 40W

WEATHER

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Number of Records: 366,605; Date Range: 7/17/01 - 3/22/16

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WEATHER ALMANAC - 31 AUGUST, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	22.9 ^°C	29.7 ^°C (3:55 pm)	15.1 ^°C (3:55 am)
Dewpoint	19.2 ^°C	21.2 ^°C (11:35 am)	15.1 ^°C (3:55 am)
Humidity	81.3 ^%	100 ^% (12:15 am)	54 ^% (3:55 pm)
Barometer	1017.6 ^hPa	1019.3 hPa (9:55 am)	1016.3 hPa (5:15 pm)
Wind Speed	3.9 ^km/h	11.1 ^km/h (12:55 pm)

Weather Element	Average
Visibility	10.6 ^km
Wind Direction	ESE (98.2 °)

Weather Element	Total
Precipitation	---
Cooling Degree Days	4.1 (Base 18.3)
Growing Degree Days	12.4 (Base 10)

Averaged from 65 records on 31 August, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 31 AUGUST, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Events	Conditions
12:15 AM	17.6 ^°C	17.6 ^°C	100 ^%	1017.6 hPa	1.3 ^km	Calm			Mist
12:35 AM	16.8 ^°C	16.7 ^°C	99 ^%	1017.3 hPa	0.8 ^km	Calm		Fog	Fog
12:55 AM	16.1 ^°C	16.1 ^°C	100 ^%	1017.3 hPa	0.3 ^km	Calm		Fog	Fog
1:15 AM	16.1 ^°C	16.1 ^°C	100 ^%	1017.3 hPa	0.8 ^km	Calm		Fog	Fog
1:55 AM	15.3 ^°C	15.3 ^°C	100 ^%	1017.3 hPa	0.3 ^km	Calm		Fog	Fog
2:15 AM	15.8 ^°C	15.8 ^°C	100 ^%	1017.3 hPa	0.3 ^km	Calm		Fog	Fog
2:55 AM	15.6 ^°C	15.6 ^°C	100 ^%	1017.3 hPa	0.3 ^km	Calm		Fog	Fog
3:15 AM	15.6 ^°C	15.6 ^°C	100 ^%	1017.3 hPa	0.3 ^km	Calm		Fog	Fog
3:35 AM	15.4 ^°C	15.4 ^°C	100 ^%	1017.3 hPa	1.3 ^km	Calm			Overcast
3:55 AM	15.1 ^°C	15.1 ^°C	100 ^%	1017.3 hPa	4.8 ^km	Calm			Mostly Cloudy
4:15 AM	16.1 ^°C	16.1 ^°C	100 ^%	1017.3 hPa	6.4 ^km	Calm			Overcast
4:55 AM	17.4 ^°C	17.4 ^°C	100 ^%	1017.3 hPa	6.4 ^km	Calm			Overcast
5:15 AM	17.6 ^°C	17.6 ^°C	100 ^%	1017.3 hPa	6.4 ^km	Calm			Overcast
5:55 AM	16.9 ^°C	16.9 ^°C	100 ^%	1017.6 hPa	6.4 ^km	Calm			Overcast
6:15 AM	17.2 ^°C	17.2 ^°C	100 ^%	1017.9 hPa	0.3 ^km	Calm		Fog	Fog
6:35 AM	17.4 ^°C	17.4 ^°C	100 ^%	1018.3 hPa	0.3 ^km	Calm		Fog	Fog
6:55 AM	17.5 ^°C	17.5 ^°C	100 ^%	1018.6 hPa	0.3 ^km	Calm		Fog	Fog
7:15 AM	17.7 ^°C	17.7 ^°C	100 ^%	1018.6 hPa	0.3 ^km	Calm		Fog	Fog
7:55 AM	18.2 ^°C	18.2 ^°C	100 ^%	1018.6 hPa	0.3 ^km	Calm			Overcast
8:15 AM	18.7 ^°C	18.7 ^°C	100 ^%	1018.6 hPa	0.3 ^km	Calm		Fog	Fog
8:55 AM	19.9 ^°C	19.9 ^°C	100 ^%	1019 hPa	1.9 ^km	Calm			Overcast
9:15 AM	20.6 ^°C	20.6 ^°C	100 ^%	1019 hPa	6.4 ^km	South (170°)	5.6 ^km/h		Scattered Clouds
9:55 AM	22.2 ^°C	20.3 ^°C	89 ^%	1019.3 hPa	8 ^km	Calm			Clear
10:15 AM	23 ^°C	20.5 ^°C	86 ^%	1019.3 hPa	11.3 ^km	Calm			Clear
10:35 AM	24.5 ^°C	20.7 ^°C	79 ^%	1019.3 hPa	11.3 ^km	South (180°)	5.6 ^km/h		Clear
10:55 AM	25 ^°C	20.5 ^°C	76 ^%	1019.3 hPa	11.3 ^km	Calm			Clear
11:15 AM	25.7 ^°C	21.1 ^°C	76 ^%	1019.3 hPa	11.3 ^km	Calm			Clear
11:35 AM	26 ^°C	21.2 ^°C	75 ^%	1019 hPa	11.3 ^km	Calm			Clear
11:55 AM	26.4 ^°C	20.7 ^°C	71 ^%	1019 hPa	16.1 ^km	Calm			Clear
12:15 PM	27.3 ^°C	21 ^°C	68 ^%	1018.6 hPa	16.1 ^km	SW (220°)	5.6 ^km/h		Clear
12:35 PM	27.3 ^°C	20.1 ^°C	65 ^%	1018.6 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h		Clear
12:55 PM	27.8 ^°C	20.2 ^°C	63 ^%	1018.6 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h		Clear
1:15 PM	28.1 ^°C	20.8 ^°C	64 ^%	1018.3 hPa	16.1 ^km	SSE (160°)	7.4 ^km/h		Clear
1:35 PM	28.3 ^°C	20.4 ^°C	62 ^%	1017.9 hPa	16.1 ^km	South (170°)	7.4 ^km/h		Clear
1:55 PM	28.7 ^°C	20.6 ^°C	61 ^%	1017.9 hPa	16.1 ^km	South (190°)	7.4 ^km/h		Scattered Clouds
2:15 PM	28.8 ^°C	20.4 ^°C	60 ^%	1017.6 hPa	16.1 ^km	SSW (210°)	11.1 ^km/h		Scattered Clouds
2:35 PM	28.7 ^°C	20.3 ^°C	60 ^%	1017.6 hPa	16.1 ^km	South (190°)	9.3 ^km/h		Mostly Cloudy
2:55 PM	28.8 ^°C	20.6 ^°C	61 ^%	1017.3 hPa	16.1 ^km	SE (140°)	9.3 ^km/h		Mostly Cloudy
3:15 PM	29.2 ^°C	20.4 ^°C	59 ^%	1017.3 hPa	16.1 ^km	SW (220°)	9.3 ^km/h		Scattered Clouds
3:35 PM	29.5 ^°C	20.3 ^°C	57 ^%	1016.9 hPa	16.1 ^km	SW (230°)	9.3 ^km/h		Scattered Clouds
3:55 PM	29.7 ^°C	19.5 ^°C	54 ^%	1016.9 hPa	16.1 ^km	SW (230°)	11.1 ^km/h		Scattered Clouds
4:15 PM	29.5 ^°C	19.6 ^°C	55 ^%	1016.6 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h		Clear
4:35 PM	29.6 ^°C	19.6 ^°C	55 ^%	1016.6 hPa	16.1 ^km	SSW (210°)	9.3 ^km/h		Clear
4:55 PM	29.5 ^°C	19.4 ^°C	54 ^%	1016.6 hPa	16.1 ^km	SW (220°)	9.3 ^km/h		Clear
5:15 PM	29.2 ^°C	19.6 ^°C	56 ^%	1016.3 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h		Clear
5:35 PM	29.2 ^°C	19.7 ^°C	56 ^%	1016.6 hPa	16.1 ^km	SW (220°)	9.3 ^km/h		Clear
5:55 PM	28.7 ^°C	19.6 ^°C	58 ^%	1016.6 hPa	16.1 ^km	SSW (210°)	9.3 ^km/h		Clear
6:15 PM	28.5 ^°C	19.8 ^°C	59 ^%	1016.6 hPa	16.1 ^km	SSW (210°)	5.6 ^km/h		Clear
6:35 PM	27.6 ^°C	20.4 ^°C	65 ^%	1016.3 hPa	16.1 ^km	SSW (200°)	5.6 ^km/h		Clear
6:55 PM	26.8 ^°C	20.6 ^°C	69 ^%	1016.3 hPa	16.1 ^km	South (180°)	5.6 ^km/h		Clear
7:15 PM	25.8 ^°C	20.6 ^°C	73 ^%	1016.3 hPa	16.1 ^km	South (190°)	7.4 ^km/h		Scattered Clouds
7:35 PM	24.7 ^°C	20.5 ^°C	77 ^%	1016.6 hPa	16.1 ^km	SSW (200°)	5.6 ^km/h		Scattered Clouds
7:55 PM	24 ^°C	20.3 ^°C	80 ^%	1016.6 hPa	16.1 ^km	South (190°)	5.6 ^km/h		Clear
8:15 PM	23.5 ^°C	20.2 ^°C	82 ^%	1016.9 hPa	16.1 ^km	South (180°)	7.4 ^km/h		Clear
8:35 PM	23 ^°C	20.2 ^°C	84 ^%	1017.3 hPa	16.1 ^km	South (180°)	7.4 ^km/h		Clear
8:55 PM	23.1 ^°C	20.4 ^°C	85 ^%	1017.3 hPa	16.1 ^km	Calm			Clear
9:15 PM	23 ^°C	20.4 ^°C	85 ^%	1017.3 hPa	16.1 ^km	South (180°)	5.6 ^km/h		Clear
9:35 PM	23 ^°C	20.6 ^°C	86 ^%	1017.6 hPa	16.1 ^km	Calm			Clear
9:55 PM	22.7 ^°C	20.5 ^°C	87 ^%	1017.6 hPa	16.1 ^km	Calm			Clear
10:15 PM	22.6 ^°C	20.5 ^°C	88 ^%	1017.6 hPa	16.1 ^km	SSW (200°)	5.6 ^km/h		Clear
10:35 PM	21.4 ^°C	19.8 ^°C	91 ^%	1017.6 hPa	11.3 ^km	South (190°)	5.6 ^km/h		Clear
10:55 PM	22 ^°C	20 ^°C	88 ^%	1017.6 hPa	11.3 ^km	South (180°)	5.6 ^km/h		Clear
11:15 PM	21.8 ^°C	20 ^°C	89 ^%	1017.6 hPa	11.3 ^km	South (180°)	5.6 ^km/h		Clear
11:35 PM	21.8 ^°C	20 ^°C	89 ^%	1017.6 hPa	16.1 ^km	Calm			Clear
11:55 PM	21.7 ^°C	20 ^°C	90 ^%	1017.9 hPa	11.3 ^km	Calm			Clear

Hourly data recorded from KIGQ, located 0 kilometers away from Chicago Heights, Illinois