Big Sky Weather History Montana, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
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Mon 15 Dec, 2025 Weather in Big Sky

Sunrise: 07:58 AM Sunset: 04:43 PM	Moonrise: 03:57 AM Moonset: 01:46 PM	Max: 1.5 °c	Min: -1.6 °c	Avg: -0.5 °c	Precip: 0.00 mm	Max Wind: 13.7 kph

	Mon 15 0:00 am	Mon 15 3:00 am	Mon 15 6:00 am	Mon 15 9:00 am	Mon 15 12:00 pm	Mon 15 3:00 pm	Mon 15 6:00 pm	Mon 15 9:00 pm
Icon
Temp	-1.0°c	-1.4°c	-1.4°c	-0.8°c	1.1°c	0.9°c	-0.7°c	-1.1°c
Wind	9.7 kmph	9.7 kmph	10.8 kmph	10.8 kmph	12.2 kmph	13.3 kmph	13.7 kmph	11.2 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	3%	4%	60%	54%	31%	56%	100%	94%
Humidity	59%	69%	75%	73%	61%	60%	93%	89%
Pressure	1025 mb	1026 mb	1026 mb	1026 mb	1022 mb	1020 mb	1023 mb	1023 mb

Big Sky Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-4°C / 25°F	-13°C / 8°F	-9°C / 16°F	114 hours	49.77 mm / 1.96 In	12 days	1024 mb / 31 In
February	-4°C / 25°F	-14°C / 7°F	-9°C / 16°F	81 hours	66.38 mm / 2.61 In	14 days	1021 mb / 31 In
March	0°C / 33°F	-10°C / 14°F	-5°C / 24°F	118 hours	74.59 mm / 2.94 In	12 days	1017 mb / 31 In
April	4°C / 39°F	-7°C / 20°F	-1°C / 29°F	134 hours	109.98 mm / 4.33 In	14 days	1015 mb / 30 In
May	9°C / 49°F	-2°C / 28°F	4°C / 38°F	157 hours	110.40 mm / 4.35 In	13 days	1014 mb / 30 In
June	17°C / 62°F	3°C / 37°F	10°C / 50°F	207 hours	101.71 mm / 4.00 In	13 days	1013 mb / 30 In
July	23°C / 73°F	8°C / 46°F	15°C / 60°F	282 hours	47.12 mm / 1.86 In	9 days	1015 mb / 30 In
August	22°C / 71°F	7°C / 45°F	14°C / 58°F	279 hours	56.15 mm / 2.21 In	9 days	1015 mb / 30 In
September	17°C / 63°F	4°C / 39°F	10°C / 50°F	255 hours	78.78 mm / 3.10 In	6 days	1016 mb / 30 In
October	7°C / 45°F	-4°C / 26°F	1°C / 35°F	198 hours	80.05 mm / 3.15 In	9 days	1018 mb / 31 In
November	0°C / 32°F	-10°C / 14°F	-5°C / 23°F	158 hours	68.03 mm / 2.68 In	10 days	1021 mb / 31 In
December	-5°C / 23°F	-14°C / 7°F	-9°C / 15°F	118 hours	55.51 mm / 2.19 In	12 days	1022 mb / 31 In

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