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Weather Forecast for Big Sky (Montana)
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Forecast Overview
Sun Dec 22 
30°F 12°F -1°C -11°C Mostly cloudy skies.
detailsMon Dec 23 
30°F 12°F -1°C -11°C Chance of snow in the morning and in the afternoon.
detailsTue Dec 24 28°F 9°F -2°C -13°C Overcast skies.
detailsWed Dec 25 
27°F 7°F -3°C -14°C Chance of snow at various times.
detailsThu Dec 26 
18°F 5°F -8°C -15°C Chance of snow in the morning and in the afternoon.
detailsFri Dec 27 
23°F 3°F -5°C -16°C Chance of light snow after 5 pm.
detailsSat Dec 28 27°F 9°F -3°C -13°C Chance of snow until 2 pm.
detailsSun Dec 29 
30°F 7°F -1°C -14°C Chance of light snow in the afternoon.
detailsMon Dec 30 30°F 5°F -1°C -15°C Chance of snow at various times.
detailsTue Dec 31 19°F -2°F -7°C -19°C Chance of light snow in the afternoon.
detailsWed Jan 1 19°F -8°F -7°C -22°C Mostly cloudy skies.
detailsThu Jan 2 
28°F 1°F -2°C -17°C Considerable cloudiness.
detailsFri Jan 3 28°F 3°F -2°C -16°C Overcast skies.
detailsSat Jan 4 25°F 3°F -4°C -16°C Chance of snow after 5 pm.
details
Detailed Forecast
| Sunday, December 22 | sunrise: 08:02 sunset: 16:46 |
| Low around 13°F (-11°C), high around 30°F (-1°C). Mostly cloudy skies. Wind: 6 mph (10 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 |  | Mostly clear. | 19°F (-7°C) | 6 mph (10 km/h) | 89% | 0.451% |
| 02:00 05:00 | | Overcast. | 15°F (-9°C) | 5 mph (8 km/h) | 94% | 0.451% |
| 05:00 08:00 | | Overcast. | 15°F (-9°C) | 5 mph (7 km/h) | 96% | 0.451% |
| 08:00 11:00 | | Mostly cloudy. | 26°F (-3°C) | 5 mph (8 km/h) | 86% | 0.451% |
| 11:00 14:00 | | Partly cloudy. | 29°F (-1°C) | 6 mph (9 km/h) | 79% | 0.451% |
| 14:00 17:00 | | Overcast. | 20°F (-7°C) | 5 mph (8 km/h) | 96% | 0.451% |
| 17:00 20:00 | | Mostly cloudy. | 22°F (-5°C) | 4 mph (6 km/h) | 95% | 0.451% |
| 20:00 23:00 | | Partly cloudy. | 14°F (-10°C) | 6 mph (9 km/h) | 98% | 0.451% |
| Monday, December 23 | sunrise: 08:02 sunset: 16:46 |
| Low around 11°F (-11°C), high around 31°F (-1°C). Chance of snow from morning till evening (between 5 am and 5 pm). Estimated precipitation: 0.26 in (6.5625 mm). Overcast skies. Wind: 6 mph (10 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 15°F (-9°C) | 6 mph (10 km/h) | 99% | 0.451% |
| 02:00 05:00 | | Overcast. | 17°F (-8°C) | 6 mph (10 km/h) | 98% | 0.451% |
| 05:00 08:00 | | Chance of light snow. Precipitation: 0.01 in (0.3125 mm). | 20°F (-7°C) | 5 mph (8 km/h) | 97% | 0.451% |
| 08:00 11:00 | | Chance of snow. Precipitation: 0.07 in (1.8125 mm). | 28°F (-2°C) | 5 mph (8 km/h) | 96% | 0.451% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0.03 in (0.875 mm). | 31°F (-1°C) | 5 mph (8 km/h) | 93% | 0.451% |
| 14:00 17:00 | | Chance of snow. Precipitation: 0.05 in (1.25 mm). | 19°F (-7°C) | 4 mph (6 km/h) | 97% | 0.451% |
| 17:00 20:00 | | Mostly cloudy. Precipitation: 0.09 in (2.3125 mm). | 13°F (-10°C) | 4 mph (7 km/h) | 99% | 0.451% |
| 20:00 23:00 | | Overcast. | 17°F (-8°C) | 5 mph (7 km/h) | 99% | 0.451% |
| Tuesday, December 24 | sunrise: 08:03 sunset: 16:47 |
| Low around 9°F (-13°C), high around 28°F (-2°C). Overcast skies. Wind: 8 mph (13 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 12°F (-11°C) | 5 mph (8 km/h) | 100% | 0.451% |
| 02:00 05:00 | | Overcast. | 13°F (-11°C) | 5 mph (8 km/h) | 100% | 0.451% |
| 05:00 08:00 | | Overcast. | 12°F (-11°C) | 6 mph (9 km/h) | 98% | 0.451% |
| 08:00 11:00 | | Overcast. | 23°F (-5°C) | 8 mph (13 km/h) | 90% | 0.451% |
| 11:00 14:00 | | Overcast. | 28°F (-2°C) | 8 mph (13 km/h) | 85% | 0.451% |
| 14:00 17:00 | | Overcast. | 22°F (-6°C) | 6 mph (9 km/h) | 91% | 0.451% |
| 17:00 20:00 | | Overcast. | 17°F (-8°C) | 5 mph (9 km/h) | 86% | 0.451% |
| 20:00 23:00 | | Overcast. | 21°F (-6°C) | 4 mph (7 km/h) | 82% | 0.451% |
| Wednesday, December 25 | sunrise: 08:03 sunset: 16:47 |
| Low around 6°F (-14°C), high around 26°F (-3°C). Chance of snow early in the morning (between 2 am and 8 am) and in the afternoon (between 11 am and 2 pm). Estimated precipitation: 0.16 in (4.125 mm). Mostly cloudy skies. Wind: 6 mph (10 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 14°F (-10°C) | 3 mph (6 km/h) | 82% | 0.45% |
| 02:00 05:00 | | Chance of snow. Precipitation: 0.05 in (1.3125 mm). | 23°F (-5°C) | 3 mph (4 km/h) | 97% | 0.45% |
| 05:00 08:00 | | Chance of snow. Precipitation: 0.08 in (2 mm). | 23°F (-5°C) | 4 mph (6 km/h) | 97% | 0.45% |
| 08:00 11:00 | | Overcast. Precipitation: 0.02 in (0.625 mm). | 24°F (-5°C) | 5 mph (7 km/h) | 86% | 0.45% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0.01 in (0.1875 mm). | 26°F (-4°C) | 4 mph (6 km/h) | 81% | 0.45% |
| 14:00 17:00 | | Clear. | 12°F (-11°C) | 5 mph (7 km/h) | 96% | 0.45% |
| 17:00 20:00 | | Partly cloudy. | 7°F (-14°C) | 5 mph (9 km/h) | 98% | 0.45% |
| 20:00 23:00 | | Overcast. | 8°F (-14°C) | 6 mph (10 km/h) | 98% | 0.45% |
| Thursday, December 26 | sunrise: 08:03 sunset: 16:48 |
| Low around 6°F (-15°C), high around 18°F (-8°C). Chance of snow from 8 am to 5 pm. Estimated precipitation: 0.13 in (3.25 mm). Overcast skies. Wind: 9 mph (15 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 7°F (-14°C) | 7 mph (11 km/h) | 97% | 0.45% |
| 02:00 05:00 | | Overcast. | 8°F (-13°C) | 8 mph (12 km/h) | 96% | 0.45% |
| 05:00 08:00 | | Overcast. | 9°F (-13°C) | 8 mph (12 km/h) | 96% | 0.45% |
| 08:00 11:00 | | Chance of light snow. Precipitation: 0.02 in (0.5625 mm). | 16°F (-9°C) | 9 mph (15 km/h) | 92% | 0.45% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0.04 in (0.9375 mm). | 17°F (-8°C) | 7 mph (12 km/h) | 92% | 0.45% |
| 14:00 17:00 | | Chance of snow. Precipitation: 0.04 in (1.125 mm). | 16°F (-9°C) | 5 mph (8 km/h) | 96% | 0.45% |
| 17:00 20:00 | | Overcast. Precipitation: 0.02 in (0.625 mm). | 14°F (-10°C) | 5 mph (8 km/h) | 96% | 0.45% |
| 20:00 23:00 | | Partly cloudy. | 9°F (-13°C) | 5 mph (7 km/h) | 96% | 0.45% |
| Friday, December 27 | sunrise: 08:04 sunset: 16:49 |
| Low around 4°F (-16°C), high around 23°F (-5°C). Chance of light snow in the evening and during the night (after 5 pm). Estimated precipitation: 0.01 in (0.1875 mm). Considerable cloudiness. Wind: 8 mph (13 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Partly cloudy. | 5°F (-15°C) | 5 mph (8 km/h) | 97% | 0.45% |
| 02:00 05:00 | | Partly cloudy. | 5°F (-15°C) | 5 mph (7 km/h) | 98% | 0.45% |
| 05:00 08:00 | | Mostly cloudy. Precipitation: 0 in (0.0625 mm). | 7°F (-14°C) | 5 mph (8 km/h) | 99% | 0.45% |
| 08:00 11:00 | | Sunny. | 21°F (-6°C) | 6 mph (10 km/h) | 88% | 0.45% |
| 11:00 14:00 | | Considerable cloudiness. | 23°F (-5°C) | 8 mph (12 km/h) | 83% | 0.45% |
| 14:00 17:00 | | Overcast. | 14°F (-10°C) | 8 mph (12 km/h) | 94% | 0.45% |
| 17:00 20:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 13°F (-11°C) | 8 mph (13 km/h) | 96% | 0.45% |
| 20:00 23:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 15°F (-10°C) | 8 mph (13 km/h) | 95% | 0.45% |
| Saturday, December 28 | sunrise: 08:04 sunset: 16:49 |
| Low around 9°F (-13°C), high around 27°F (-3°C). Chance of snow until late afternoon (2 pm). Estimated precipitation: 0.19 in (4.875 mm). Mostly cloudy skies. Wind: 9 mph (15 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Chance of snow. Precipitation: 0.09 in (2.1875 mm). | 17°F (-8°C) | 7 mph (11 km/h) | 96% | 0.45% |
| 02:00 05:00 | | Chance of snow. Precipitation: 0.05 in (1.1875 mm). | 19°F (-7°C) | 6 mph (10 km/h) | 96% | 0.45% |
| 05:00 08:00 | | Chance of light snow. Precipitation: 0.03 in (0.75 mm). | 20°F (-7°C) | 5 mph (8 km/h) | 97% | 0.45% |
| 08:00 11:00 | | Chance of light snow. Precipitation: 0.01 in (0.375 mm). | 25°F (-4°C) | 7 mph (12 km/h) | 88% | 0.449% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0.01 in (0.1875 mm). | 26°F (-3°C) | 9 mph (15 km/h) | 86% | 0.449% |
| 14:00 17:00 | | Partly cloudy. Precipitation: 0.01 in (0.1875 mm). | 19°F (-7°C) | 6 mph (9 km/h) | 92% | 0.449% |
| 17:00 20:00 | | Overcast. | 12°F (-11°C) | 4 mph (7 km/h) | 95% | 0.449% |
| 20:00 23:00 | | Overcast. | 9°F (-13°C) | 5 mph (8 km/h) | 99% | 0.449% |
| Sunday, December 29 | sunrise: 08:04 sunset: 16:50 |
| Low around 6°F (-14°C), high around 30°F (-1°C). Chance of light snow early in the afternoon (between 11 am and 2 pm). Estimated precipitation: 0.02 in (0.5625 mm). Mostly cloudy skies. Wind: 11 mph (18 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 10°F (-12°C) | 5 mph (8 km/h) | 99% | 0.449% |
| 02:00 05:00 | | Mostly cloudy. | 6°F (-14°C) | 5 mph (8 km/h) | 100% | 0.449% |
| 05:00 08:00 | | Overcast. | 14°F (-10°C) | 6 mph (9 km/h) | 98% | 0.449% |
| 08:00 11:00 | | Overcast. Precipitation: 0.02 in (0.4375 mm). | 26°F (-4°C) | 8 mph (13 km/h) | 94% | 0.449% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 28°F (-2°C) | 8 mph (14 km/h) | 95% | 0.449% |
| 14:00 17:00 | | Overcast. | 27°F (-3°C) | 8 mph (13 km/h) | 96% | 0.449% |
| 17:00 20:00 | | Mostly clear, with a few passing clouds. | 28°F (-2°C) | 8 mph (13 km/h) | 91% | 0.449% |
| 20:00 23:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 29°F (-1°C) | 11 mph (18 km/h) | 80% | 0.449% |
| Monday, December 30 | sunrise: 08:04 sunset: 16:51 |
| Low around 5°F (-15°C), high around 30°F (-1°C). Chance of snow most of the night and day, except late morning (from 8 am to 11 am) and evening (from 5 pm to 8 pm). Estimated precipitation: 0.36 in (9.0625 mm). Overcast skies. Wind: 7 mph (11 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Chance of light snow. Precipitation: 0.01 in (0.1875 mm). | 25°F (-4°C) | 7 mph (11 km/h) | 95% | 0.449% |
| 02:00 05:00 | | Chance of snow. Precipitation: 0.21 in (5.25 mm). | 26°F (-3°C) | 7 mph (11 km/h) | 97% | 0.449% |
| 05:00 08:00 | | Chance of snow. Precipitation: 0.09 in (2.1875 mm). | 19°F (-7°C) | 6 mph (10 km/h) | 95% | 0.449% |
| 08:00 11:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 23°F (-5°C) | 6 mph (10 km/h) | 84% | 0.449% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0.03 in (0.75 mm). | 23°F (-5°C) | 7 mph (11 km/h) | 87% | 0.449% |
| 14:00 17:00 | | Chance of light snow. Precipitation: 0.01 in (0.375 mm). | 18°F (-8°C) | 4 mph (6 km/h) | 97% | 0.449% |
| 17:00 20:00 | | Mostly cloudy. Precipitation: 0.01 in (0.1875 mm). | 10°F (-12°C) | 4 mph (6 km/h) | 99% | 0.448% |
| 20:00 23:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 6°F (-14°C) | 3 mph (5 km/h) | 99% | 0.448% |
| Tuesday, December 31 | sunrise: 08:04 sunset: 16:52 |
| Low around -3°F (-19°C), high around 20°F (-7°C). Chance of light snow early in the afternoon (between 11 am and 2 pm). Estimated precipitation: 0.02 in (0.5 mm). Mostly cloudy skies. Wind: 4 mph (7 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Considerable cloudiness. Precipitation: 0.01 in (0.1875 mm). | 6°F (-14°C) | 4 mph (7 km/h) | 98% | 0.448% |
| 02:00 05:00 | | Mostly cloudy. | 3°F (-16°C) | 4 mph (6 km/h) | 98% | 0.448% |
| 05:00 08:00 | | A few passing clouds. | -3°F (-19°C) | 4 mph (6 km/h) | 99% | 0.448% |
| 08:00 11:00 | | Overcast. | 17°F (-8°C) | 3 mph (5 km/h) | 89% | 0.448% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0 in (0.125 mm). | 20°F (-7°C) | 4 mph (6 km/h) | 76% | 0.448% |
| 14:00 17:00 | | Considerable cloudiness. Precipitation: 0 in (0.125 mm). | 5°F (-15°C) | 3 mph (5 km/h) | 96% | 0.448% |
| 17:00 20:00 | | Overcast. | 2°F (-17°C) | 3 mph (4 km/h) | 99% | 0.448% |
| 20:00 23:00 | | Considerable cloudiness. Precipitation: 0 in (0.0625 mm). | -3°F (-19°C) | 3 mph (4 km/h) | 100% | 0.448% |
| Wednesday, January 1 | sunrise: 08:04 sunset: 16:52 |
| Low around -8°F (-22°C), high around 20°F (-7°C). Mostly cloudy skies. Wind: 5 mph (7 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | -6°F (-21°C) | 3 mph (4 km/h) | 100% | 0.448% |
| 02:00 05:00 | | Overcast. | -8°F (-22°C) | 3 mph (5 km/h) | 100% | 0.448% |
| 05:00 08:00 | | Overcast. | -6°F (-21°C) | 4 mph (6 km/h) | 100% | 0.448% |
| 08:00 11:00 | | Overcast. | 14°F (-10°C) | 5 mph (7 km/h) | 81% | 0.448% |
| 11:00 14:00 | | Overcast. | 20°F (-7°C) | 4 mph (7 km/h) | 75% | 0.448% |
| 14:00 17:00 | | Overcast. | 13°F (-11°C) | 3 mph (5 km/h) | 94% | 0.448% |
| 17:00 20:00 | | Overcast. | 12°F (-11°C) | 3 mph (5 km/h) | 91% | 0.448% |
| 20:00 23:00 | | Mostly clear, with a few passing clouds. | 8°F (-14°C) | 3 mph (5 km/h) | 78% | 0.448% |
| Thursday, January 2 | sunrise: 08:04 sunset: 16:53 |
| Low around 2°F (-17°C), high around 28°F (-2°C). Considerable cloudiness. Wind: 6 mph (9 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Clear. | 3°F (-16°C) | 3 mph (5 km/h) | 76% | 0.448% |
| 02:00 05:00 | | Clear. | 3°F (-16°C) | 3 mph (5 km/h) | 73% | 0.448% |
| 05:00 08:00 | | Overcast. | 2°F (-17°C) | 3 mph (5 km/h) | 74% | 0.448% |
| 08:00 11:00 | | Overcast. | 23°F (-5°C) | 4 mph (6 km/h) | 73% | 0.448% |
| 11:00 14:00 | | Overcast. | 28°F (-2°C) | 5 mph (9 km/h) | 76% | 0.448% |
| 14:00 17:00 | | Overcast. | 13°F (-11°C) | 5 mph (8 km/h) | 95% | 0.448% |
| 17:00 20:00 | | Clear. | 5°F (-15°C) | 5 mph (9 km/h) | 93% | 0.448% |
| 20:00 23:00 | | Overcast. | 6°F (-14°C) | 6 mph (9 km/h) | 86% | 0.448% |
| Friday, January 3 | sunrise: 08:04 sunset: 16:54 |
| Low around 4°F (-16°C), high around 28°F (-2°C). Estimated precipitation: 0 in (0.0625 mm). Overcast skies. Wind: 6 mph (10 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Clear. | 4°F (-15°C) | 6 mph (10 km/h) | 85% | 0.448% |
| 02:00 05:00 | | Overcast. | 6°F (-14°C) | 6 mph (9 km/h) | 87% | 0.448% |
| 05:00 08:00 | | Overcast. | 7°F (-14°C) | 5 mph (9 km/h) | 88% | 0.448% |
| 08:00 11:00 | | Overcast. | 23°F (-5°C) | 6 mph (9 km/h) | 79% | 0.448% |
| 11:00 14:00 | | Overcast. | 28°F (-2°C) | 6 mph (9 km/h) | 81% | 0.448% |
| 14:00 17:00 | | Overcast. | 20°F (-7°C) | 4 mph (7 km/h) | 92% | 0.448% |
| 17:00 20:00 | | Overcast. | 18°F (-8°C) | 4 mph (7 km/h) | 88% | 0.448% |
| 20:00 23:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 16°F (-9°C) | 4 mph (7 km/h) | 90% | 0.448% |
| Saturday, January 4 | sunrise: 08:04 sunset: 16:55 |
| Low around 3°F (-16°C), high around 24°F (-4°C). Chance of snow in the evening and during the night (after 5 pm). Estimated precipitation: 0.07 in (1.75 mm). Overcast skies. Wind: 7 mph (10 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 4°F (-16°C) | 5 mph (8 km/h) | 92% | 0.448% |
| 02:00 05:00 | | Overcast. | 5°F (-15°C) | 5 mph (8 km/h) | 93% | 0.448% |
| 05:00 08:00 | | Overcast. | 11°F (-12°C) | 5 mph (8 km/h) | 93% | 0.448% |
| 08:00 11:00 | | Overcast. | 21°F (-6°C) | 7 mph (10 km/h) | 86% | 0.448% |
| 11:00 14:00 | | Overcast. | 24°F (-4°C) | 6 mph (10 km/h) | 85% | 0.448% |
| 14:00 17:00 | | Overcast. | 17°F (-8°C) | 4 mph (7 km/h) | 96% | 0.448% |
| 17:00 20:00 | | Chance of light snow. Precipitation: 0 in (0.125 mm). | 16°F (-9°C) | 4 mph (7 km/h) | 96% | 0.448% |
| 20:00 23:00 | | Chance of snow. Precipitation: 0.06 in (1.625 mm). | 17°F (-8°C) | 5 mph (8 km/h) | 96% | 0.448% |
Big Sky (latitude 45°17'N, longitude 111°22'W)
Local Time:
Big Sky is in the "America/Denver" timezone.
The "America/Denver" timezone uses a Standard Time (ST) / Daylight Saving Time (DST) alternation scheme, and it currently is in ST (since Sunday, 3 November 2024, 01:00 AM local time). During ST, the timezone abbreviation is MST and the offset to Universal Time (UTC, GMT or Zulu) is -7:00 hours.
Big Sky will exit standard time (entering DST) on Sunday, 9 March 2025, at 02:00 AM local time, when clocks will be turned forward 1 hour to Sunday, 9 March 2025, 03:00 AM local daylight time. During DST, the timezone abbreviation is MDT and the offset to UTC will be -6:00 hours.