Rockford December Weather Averages Illinois, United States of America

December Weather Averages for Rockford

High Temp	1°C	35°F
Low Temp	-5°C	23°F
Avg Temp	-2°C	29°F
Sunshine Hours	124 hours
Rainfall	63.85 mm	2.51 In
Rain days	7 days
Pressure	1019 mb	31 In

Rockford December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	-3°C / 27°F	-12°C / 11°F	-7°C / 20°F	107 hours	147.63 mm / 5.81 In	12 days	1019 mb / 31 In
2009	-1°C / 30°F	-8°C / 18°F	-4°C / 24°F	67 hours	107.66 mm / 4.24 In	13 days	1017 mb / 31 In
2010	-4°C / 25°F	-10°C / 13°F	-7°C / 19°F	62 hours	49.50 mm / 1.95 In	8 days	1020 mb / 31 In
2011	3°C / 38°F	-3°C / 27°F	0°C / 32°F	186 hours	54.39 mm / 2.14 In	6 days	1020 mb / 31 In
2012	3°C / 37°F	-3°C / 27°F	0°C / 32°F	114 hours	66.54 mm / 2.62 In	8 days	1016 mb / 30 In
2013	-3°C / 26°F	-11°C / 12°F	-7°C / 20°F	79 hours	43.10 mm / 1.70 In	13 days	1020 mb / 31 In
2014	1°C / 34°F	-4°C / 26°F	-1°C / 30°F	130 hours	27.00 mm / 1.06 In	3 days	1023 mb / 31 In
2015	5°C / 42°F	0°C / 32°F	3°C / 37°F	91 hours	159.71 mm / 6.29 In	9 days	1015 mb / 30 In
2016	-2°C / 28°F	-8°C / 17°F	-5°C / 22°F	82 hours	47.00 mm / 1.85 In	7 days	1022 mb / 31 In
2017	-1°C / 31°F	-7°C / 20°F	-4°C / 25°F	170 hours	23.20 mm / 0.91 In	5 days	1021 mb / 31 In
2018	2°C / 36°F	-3°C / 26°F	-1°C / 31°F	180 hours	74.78 mm / 2.94 In	7 days	1019 mb / 31 In
2019	4°C / 39°F	-3°C / 26°F	0°C / 32°F	171 hours	38.22 mm / 1.50 In	5 days	1017 mb / 30 In
2020	2°C / 35°F	-5°C / 24°F	-2°C / 29°F	182 hours	68.02 mm / 2.68 In	6 days	1017 mb / 31 In
2021	6°C / 43°F	-2°C / 28°F	2°C / 35°F	202 hours	57.60 mm / 2.27 In	7 days	1015 mb / 30 In
2022	1°C / 34°F	-6°C / 21°F	-3°C / 27°F	69 hours	64.80 mm / 2.55 In	8 days	1018 mb / 31 In
2023	6°C / 42°F	0°C / 32°F	3°C / 37°F	110 hours	72.09 mm / 2.84 In	7 days	1018 mb / 31 In
2024	1°C / 33°F	-4°C / 25°F	-2°C / 29°F	86 hours	67.99 mm / 2.68 In	2 days	1021 mb / 31 In

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