Oak Forest Weather History Illinois, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Mon 10 Aug, 2026 Weather in Oak Forest

Sunrise: 05:54 AM Sunset: 07:58 PM	Moonrise: 02:34 AM Moonset: 06:41 PM	Max: 28.7 °c	Min: 21.4 °c	Avg: 24.6 °c	Precip: 14.75 mm	Max Wind: 18.5 kph

	Mon 10 0:00 am	Mon 10 3:00 am	Mon 10 6:00 am	Mon 10 9:00 am	Mon 10 12:00 pm	Mon 10 3:00 pm	Mon 10 6:00 pm	Mon 10 9:00 pm
Icon
Temp	22.5°c	22.2°c	22.3°c	23.8°c	26.9°c	27.7°c	28.2°c	23.6°c
Wind	18.0 kmph	10.4 kmph	10.8 kmph	5.0 kmph	4.7 kmph	9.6 kmph	10.8 kmph	7.9 kmph
Precip	0.10 mm	0.20 mm	0.10 mm	0.10 mm	0.10 mm	0.80 mm	0.00 mm	0.10 mm
Cloud	81%	78%	83%	82%	93%	76%	2%	89%
Humidity	89%	89%	90%	90%	88%	77%	72%	86%
Pressure	1012 mb	1011 mb	1012 mb	1014 mb	1013 mb	1012 mb	1012 mb	1012 mb

Oak Forest Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-1°C / 30°F	-7°C / 19°F	-4°C / 24°F	115 hours	54.48 mm / 2.14 In	8 days	1020 mb / 31 In
February	1°C / 34°F	-6°C / 21°F	-2°C / 28°F	118 hours	61.33 mm / 2.41 In	7 days	1019 mb / 31 In
March	9°C / 48°F	0°C / 33°F	4°C / 40°F	141 hours	103.17 mm / 4.06 In	7 days	1018 mb / 31 In
April	14°C / 58°F	5°C / 42°F	10°C / 49°F	140 hours	153.86 mm / 6.06 In	9 days	1014 mb / 30 In
May	21°C / 69°F	11°C / 53°F	16°C / 61°F	169 hours	137.67 mm / 5.42 In	9 days	1015 mb / 30 In
June	26°C / 79°F	17°C / 62°F	21°C / 71°F	200 hours	162.12 mm / 6.38 In	9 days	1013 mb / 30 In
July	28°C / 82°F	19°C / 67°F	24°C / 74°F	208 hours	113.78 mm / 4.48 In	8 days	1015 mb / 30 In
August	27°C / 81°F	18°C / 65°F	23°C / 73°F	229 hours	100.24 mm / 3.95 In	8 days	1015 mb / 30 In
September	24°C / 76°F	15°C / 59°F	19°C / 67°F	225 hours	76.13 mm / 3.00 In	6 days	1017 mb / 31 In
October	17°C / 62°F	9°C / 48°F	13°C / 55°F	176 hours	104.30 mm / 4.11 In	7 days	1016 mb / 30 In
November	9°C / 48°F	2°C / 36°F	5°C / 42°F	171 hours	70.87 mm / 2.79 In	6 days	1019 mb / 31 In
December	3°C / 37°F	-3°C / 27°F	0°C / 32°F	120 hours	65.65 mm / 2.58 In	7 days	1019 mb / 31 In

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