Dekalb January Weather Averages Illinois, United States of America

January Weather Averages for Dekalb

High Temp	-2°C	28°F
Low Temp	-9°C	15°F
Avg Temp	-6°C	22°F
Sunshine Hours	107 hours
Rainfall	55.21 mm	2.17 In
Rain days	8 days
Pressure	1020 mb	31 In

Dekalb January Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	-1°C / 30°F	-10°C / 14°F	-5°C / 22°F	98 hours	71.17 mm / 2.80 In	12 days	1019 mb / 31 In
2009	-6°C / 22°F	-15°C / 6°F	-10°C / 14°F	102 hours	28.20 mm / 1.11 In	8 days	1020 mb / 31 In
2010	-4°C / 25°F	-10°C / 13°F	-7°C / 19°F	128 hours	28.70 mm / 1.13 In	5 days	1021 mb / 31 In
2011	-4°C / 25°F	-11°C / 13°F	-7°C / 19°F	75 hours	24.47 mm / 0.96 In	6 days	1019 mb / 31 In
2012	1°C / 34°F	-7°C / 19°F	-3°C / 27°F	133 hours	47.55 mm / 1.87 In	6 days	1016 mb / 30 In
2013	0°C / 32°F	-8°C / 18°F	-4°C / 25°F	153 hours	114.60 mm / 4.51 In	6 days	1021 mb / 31 In
2014	-6°C / 20°F	-16°C / 2°F	-11°C / 12°F	72 hours	55.23 mm / 2.17 In	14 days	1018 mb / 31 In
2015	-3°C / 26°F	-11°C / 13°F	-7°C / 20°F	138 hours	40.10 mm / 1.58 In	9 days	1023 mb / 31 In
2016	-2°C / 29°F	-9°C / 16°F	-5°C / 22°F	80 hours	28.60 mm / 1.13 In	6 days	1018 mb / 31 In
2017	0°C / 33°F	-5°C / 23°F	-2°C / 28°F	78 hours	76.94 mm / 3.03 In	9 days	1017 mb / 31 In
2018	-2°C / 29°F	-9°C / 16°F	-5°C / 22°F	173 hours	51.69 mm / 2.03 In	6 days	1024 mb / 31 In
2019	-4°C / 25°F	-11°C / 11°F	-8°C / 18°F	105 hours	75.27 mm / 2.96 In	10 days	1022 mb / 31 In
2020	0°C / 33°F	-6°C / 21°F	-3°C / 27°F	67 hours	92.50 mm / 3.64 In	9 days	1020 mb / 31 In
2021	-2°C / 29°F	-8°C / 18°F	-5°C / 24°F	55 hours	69.57 mm / 2.74 In	12 days	1019 mb / 31 In
2022	-4°C / 24°F	-14°C / 7°F	-9°C / 16°F	113 hours	25.60 mm / 1.01 In	6 days	1023 mb / 31 In
2023	2°C / 36°F	-4°C / 25°F	-1°C / 30°F	95 hours	66.00 mm / 2.60 In	10 days	1016 mb / 30 In
2024	-2°C / 28°F	-8°C / 17°F	-5°C / 23°F	78 hours	103.96 mm / 4.09 In	10 days	1019 mb / 31 In
2025	-3°C / 27°F	-9°C / 15°F	-6°C / 20°F	172 hours	9.60 mm / 0.38 In	1 days	1022 mb / 31 In

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