Big Sky December Weather Averages Montana, United States of America

December Weather Averages for Big Sky

High Temp	-5°C	23°F
Low Temp	-14°C	7°F
Avg Temp	-9°C	15°F
Sunshine Hours	118 hours
Rainfall	55.51 mm	2.19 In
Rain days	12 days
Pressure	1022 mb	31 In

Big Sky December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	-7°C / 19°F	-17°C / 2°F	-12°C / 11°F	57 hours	66.44 mm / 2.62 In	13 days	1020 mb / 31 In
2009	-9°C / 16°F	-18°C / -1°F	-14°C / 7°F	41 hours	17.90 mm / 0.70 In	13 days	1025 mb / 31 In
2010	-4°C / 25°F	-14°C / 7°F	-8°C / 17°F	18 hours	59.21 mm / 2.33 In	13 days	1020 mb / 31 In
2011	-4°C / 25°F	-15°C / 5°F	-10°C / 15°F	192 hours	36.85 mm / 1.45 In	8 days	1027 mb / 31 In
2012	-4°C / 24°F	-13°C / 9°F	-9°C / 17°F	99 hours	77.11 mm / 3.04 In	16 days	1017 mb / 31 In
2013	-6°C / 21°F	-16°C / 3°F	-11°C / 12°F	112 hours	57.00 mm / 2.24 In	16 days	1026 mb / 31 In
2014	-3°C / 26°F	-11°C / 11°F	-8°C / 18°F	122 hours	45.10 mm / 1.78 In	13 days	1022 mb / 31 In
2015	-6°C / 21°F	-14°C / 7°F	-10°C / 14°F	39 hours	67.28 mm / 2.65 In	17 days	1019 mb / 31 In
2016	-9°C / 16°F	-19°C / -3°F	-14°C / 7°F	32 hours	64.10 mm / 2.52 In	15 days	1024 mb / 31 In
2017	-5°C / 24°F	-13°C / 9°F	-9°C / 16°F	185 hours	61.12 mm / 2.41 In	13 days	1027 mb / 31 In
2018	-6°C / 22°F	-14°C / 6°F	-10°C / 14°F	218 hours	29.50 mm / 1.16 In	8 days	1025 mb / 31 In
2019	-4°C / 24°F	-12°C / 11°F	-8°C / 17°F	212 hours	26.40 mm / 1.04 In	7 days	1021 mb / 31 In
2020	-3°C / 26°F	-12°C / 10°F	-8°C / 17°F	190 hours	35.12 mm / 1.38 In	13 days	1024 mb / 31 In
2021	-5°C / 23°F	-14°C / 7°F	-10°C / 15°F	58 hours	65.80 mm / 2.59 In	20 days	1015 mb / 30 In
2022	-8°C / 18°F	-15°C / 5°F	-11°C / 12°F	67 hours	64.20 mm / 2.53 In	18 days	1021 mb / 31 In
2023	0°C / 32°F	-10°C / 13°F	-6°C / 21°F	207 hours	45.14 mm / 1.78 In	4 days	1023 mb / 31 In
2024	-1°C / 29°F	-7°C / 20°F	-4°C / 25°F	100 hours	136.36 mm / 5.37 In	0 days	1022 mb / 31 In

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