Monmouth December Weather Averages Illinois, United States of America

December Weather Averages for Monmouth

High Temp	3°C	38°F
Low Temp	-3°C	26°F
Avg Temp	0°C	32°F
Sunshine Hours	149 hours
Rainfall	62.34 mm	2.45 In
Rain days	6 days
Pressure	1019 mb	31 In

Monmouth December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	0°C / 32°F	-9°C / 15°F	-4°C / 24°F	151 hours	141.25 mm / 5.56 In	10 days	1020 mb / 31 In
2009	0°C / 32°F	-6°C / 21°F	-3°C / 27°F	107 hours	97.85 mm / 3.85 In	11 days	1018 mb / 31 In
2010	-1°C / 30°F	-8°C / 17°F	-5°C / 24°F	85 hours	43.30 mm / 1.70 In	8 days	1021 mb / 31 In
2011	5°C / 41°F	-2°C / 28°F	1°C / 34°F	201 hours	67.24 mm / 2.65 In	6 days	1021 mb / 31 In
2012	5°C / 41°F	-2°C / 28°F	1°C / 34°F	119 hours	75.22 mm / 2.96 In	5 days	1016 mb / 30 In
2013	-1°C / 31°F	-9°C / 16°F	-5°C / 24°F	131 hours	33.30 mm / 1.31 In	10 days	1021 mb / 31 In
2014	3°C / 37°F	-3°C / 27°F	0°C / 32°F	129 hours	27.60 mm / 1.09 In	3 days	1023 mb / 31 In
2015	7°C / 45°F	1°C / 34°F	4°C / 39°F	150 hours	150.77 mm / 5.94 In	7 days	1015 mb / 30 In
2016	1°C / 33°F	-6°C / 21°F	-3°C / 27°F	138 hours	34.71 mm / 1.37 In	7 days	1023 mb / 31 In
2017	2°C / 35°F	-5°C / 23°F	-2°C / 28°F	187 hours	19.90 mm / 0.78 In	4 days	1022 mb / 31 In
2018	4°C / 40°F	-2°C / 28°F	1°C / 34°F	197 hours	111.06 mm / 4.37 In	5 days	1019 mb / 31 In
2019	6°C / 42°F	-2°C / 28°F	2°C / 35°F	196 hours	29.82 mm / 1.17 In	3 days	1017 mb / 31 In
2020	4°C / 39°F	-3°C / 26°F	0°C / 32°F	195 hours	53.63 mm / 2.11 In	4 days	1018 mb / 31 In
2021	9°C / 49°F	0°C / 31°F	4°C / 39°F	235 hours	56.40 mm / 2.22 In	3 days	1015 mb / 30 In
2022	3°C / 37°F	-5°C / 22°F	-1°C / 29°F	94 hours	42.50 mm / 1.67 In	5 days	1019 mb / 31 In
2023	7°C / 45°F	1°C / 34°F	4°C / 39°F	122 hours	84.37 mm / 3.32 In	7 days	1018 mb / 31 In
2024	2°C / 36°F	-3°C / 27°F	0°C / 31°F	94 hours	69.82 mm / 2.75 In	3 days	1022 mb / 31 In

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