Thunder Bay January Weather Averages Ontario, Canada

January Weather Averages for Thunder Bay

High Temp	-9°C	17°F
Low Temp	-16°C	4°F
Avg Temp	-12°C	10°F
Sunshine Hours	77 hours
Rainfall	31.24 mm	1.23 In
Rain days	7 days
Pressure	1018 mb	31 In

Thunder Bay January Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	-8°C / 18°F	-14°C / 7°F	-11°C / 12°F	25 hours	17.10 mm / 0.67 In	5 days	1016 mb / 30 In
2009	-12°C / 10°F	-19°C / -2°F	-16°C / 4°F	43 hours	21.80 mm / 0.86 In	8 days	1017 mb / 31 In
2010	-8°C / 17°F	-14°C / 7°F	-11°C / 12°F	78 hours	32.35 mm / 1.27 In	4 days	1020 mb / 31 In
2011	-12°C / 10°F	-19°C / -2°F	-16°C / 4°F	13 hours	20.30 mm / 0.80 In	6 days	1019 mb / 31 In
2012	-6°C / 21°F	-13°C / 8°F	-9°C / 15°F	63 hours	40.70 mm / 1.60 In	12 days	1013 mb / 30 In
2013	-8°C / 17°F	-15°C / 5°F	-12°C / 11°F	93 hours	42.00 mm / 1.65 In	10 days	1017 mb / 30 In
2014	-13°C / 8°F	-21°C / -7°F	-17°C / 1°F	65 hours	33.08 mm / 1.30 In	7 days	1013 mb / 30 In
2015	-9°C / 15°F	-18°C / 0°F	-13°C / 8°F	73 hours	29.50 mm / 1.16 In	5 days	1020 mb / 31 In
2016	-7°C / 19°F	-13°C / 8°F	-10°C / 14°F	15 hours	30.80 mm / 1.21 In	7 days	1015 mb / 30 In
2017	-6°C / 22°F	-11°C / 11°F	-9°C / 16°F	66 hours	37.00 mm / 1.46 In	5 days	1015 mb / 30 In
2018	-8°C / 18°F	-16°C / 3°F	-12°C / 10°F	83 hours	32.90 mm / 1.30 In	9 days	1021 mb / 31 In
2019	-11°C / 12°F	-19°C / -2°F	-15°C / 6°F	91 hours	37.40 mm / 1.47 In	9 days	1021 mb / 31 In
2020	-6°C / 21°F	-13°C / 8°F	-9°C / 15°F	84 hours	42.30 mm / 1.67 In	8 days	1018 mb / 31 In
2021	-6°C / 22°F	-12°C / 10°F	-9°C / 17°F	102 hours	6.60 mm / 0.26 In	4 days	1019 mb / 31 In
2022	-12°C / 11°F	-22°C / -7°F	-17°C / 2°F	99 hours	35.40 mm / 1.39 In	13 days	1021 mb / 31 In
2023	-6°C / 20°F	-13°C / 8°F	-10°C / 14°F	100 hours	28.70 mm / 1.13 In	8 days	1017 mb / 31 In
2024	-6°C / 21°F	-11°C / 11°F	-9°C / 16°F	67 hours	22.96 mm / 0.90 In	11 days	1017 mb / 31 In
2025	-8°C / 17°F	-15°C / 5°F	-12°C / 11°F	167 hours	37.31 mm / 1.47 In	1 days	1017 mb / 31 In

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