Chicago December Weather Averages Illinois, United States of America

December Weather Averages for Chicago

High Temp	3°C	37°F
Low Temp	-2°C	29°F
Avg Temp	1°C	33°F
Sunshine Hours	121 hours
Rainfall	72.04 mm	2.84 In
Rain days	7 days
Pressure	1019 mb	31 In

Chicago December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	0°C / 32°F	-7°C / 19°F	-4°C / 26°F	107 hours	165.32 mm / 6.51 In	12 days	1019 mb / 31 In
2009	1°C / 33°F	-4°C / 25°F	-1°C / 30°F	86 hours	104.62 mm / 4.12 In	9 days	1017 mb / 31 In
2010	-1°C / 30°F	-6°C / 22°F	-3°C / 26°F	90 hours	67.93 mm / 2.67 In	11 days	1020 mb / 31 In
2011	4°C / 39°F	0°C / 32°F	2°C / 36°F	177 hours	52.08 mm / 2.05 In	5 days	1021 mb / 31 In
2012	5°C / 41°F	1°C / 33°F	3°C / 37°F	86 hours	74.91 mm / 2.95 In	7 days	1016 mb / 30 In
2013	-1°C / 31°F	-7°C / 20°F	-4°C / 26°F	95 hours	60.50 mm / 2.38 In	12 days	1020 mb / 31 In
2014	2°C / 36°F	-1°C / 30°F	1°C / 33°F	112 hours	35.50 mm / 1.40 In	4 days	1023 mb / 31 In
2015	6°C / 44°F	3°C / 37°F	4°C / 40°F	101 hours	155.44 mm / 6.12 In	11 days	1015 mb / 30 In
2016	0°C / 31°F	-6°C / 22°F	-3°C / 27°F	104 hours	55.33 mm / 2.18 In	8 days	1022 mb / 31 In
2017	1°C / 33°F	-4°C / 25°F	-2°C / 29°F	164 hours	19.70 mm / 0.78 In	7 days	1020 mb / 31 In
2018	3°C / 37°F	-1°C / 30°F	1°C / 34°F	170 hours	92.33 mm / 3.64 In	9 days	1019 mb / 31 In
2019	4°C / 40°F	-1°C / 31°F	2°C / 35°F	165 hours	50.61 mm / 1.99 In	3 days	1017 mb / 31 In
2020	3°C / 38°F	-1°C / 30°F	1°C / 34°F	163 hours	78.13 mm / 3.08 In	5 days	1017 mb / 31 In
2021	7°C / 45°F	1°C / 34°F	4°C / 39°F	185 hours	67.00 mm / 2.64 In	3 days	1015 mb / 30 In
2022	2°C / 36°F	-3°C / 27°F	0°C / 32°F	54 hours	63.50 mm / 2.50 In	6 days	1018 mb / 31 In
2023	7°C / 44°F	3°C / 37°F	5°C / 40°F	122 hours	86.06 mm / 3.39 In	7 days	1018 mb / 31 In
2024	2°C / 36°F	-2°C / 29°F	0°C / 32°F	68 hours	89.00 mm / 3.50 In	4 days	1021 mb / 31 In

Illinois

Hotels Near Chicago

Cities Near Chicago

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, autocomplete, time zone, astronomy and sports data into your new or existing project.

Get Started