Waterloo December Weather Averages Illinois, United States of America

December Weather Averages for Waterloo

High Temp	7°C	45°F
Low Temp	0°C	32°F
Avg Temp	3°C	38°F
Sunshine Hours	168 hours
Rainfall	91.92 mm	3.62 In
Rain days	6 days
Pressure	1020 mb	31 In

Waterloo December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	5°C / 41°F	-4°C / 26°F	1°C / 33°F	196 hours	73.50 mm / 2.89 In	6 days	1021 mb / 31 In
2009	4°C / 40°F	-2°C / 28°F	0°C / 33°F	157 hours	140.53 mm / 5.53 In	7 days	1018 mb / 31 In
2010	2°C / 36°F	-5°C / 23°F	-1°C / 29°F	129 hours	38.76 mm / 1.53 In	6 days	1021 mb / 31 In
2011	8°C / 46°F	1°C / 34°F	4°C / 39°F	185 hours	84.43 mm / 3.32 In	10 days	1022 mb / 31 In
2012	9°C / 48°F	2°C / 35°F	5°C / 41°F	155 hours	66.55 mm / 2.62 In	8 days	1017 mb / 31 In
2013	4°C / 39°F	-4°C / 25°F	0°C / 32°F	163 hours	96.30 mm / 3.79 In	6 days	1021 mb / 31 In
2014	6°C / 42°F	0°C / 32°F	3°C / 37°F	127 hours	81.10 mm / 3.19 In	8 days	1023 mb / 31 In
2015	11°C / 51°F	4°C / 39°F	7°C / 45°F	180 hours	192.02 mm / 7.56 In	6 days	1016 mb / 30 In
2016	5°C / 41°F	-3°C / 27°F	1°C / 34°F	207 hours	47.00 mm / 1.85 In	6 days	1024 mb / 31 In
2017	6°C / 43°F	-1°C / 29°F	2°C / 35°F	187 hours	29.26 mm / 1.15 In	2 days	1023 mb / 31 In
2018	8°C / 46°F	1°C / 34°F	4°C / 39°F	166 hours	170.45 mm / 6.71 In	8 days	1019 mb / 31 In
2019	8°C / 47°F	1°C / 33°F	4°C / 40°F	193 hours	46.96 mm / 1.85 In	6 days	1019 mb / 31 In
2020	7°C / 45°F	0°C / 32°F	3°C / 38°F	221 hours	42.32 mm / 1.67 In	4 days	1019 mb / 31 In
2021	14°C / 57°F	4°C / 39°F	8°C / 47°F	216 hours	67.20 mm / 2.65 In	5 days	1015 mb / 30 In
2022	6°C / 44°F	-2°C / 29°F	2°C / 36°F	107 hours	94.50 mm / 3.72 In	8 days	1019 mb / 31 In
2023	10°C / 50°F	3°C / 37°F	6°C / 43°F	176 hours	61.13 mm / 2.41 In	4 days	1019 mb / 31 In
2024	7°C / 44°F	1°C / 34°F	4°C / 39°F	125 hours	212.15 mm / 8.35 In	4 days	1022 mb / 31 In

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