Weather Forecast for Big Sky
Montana, United States of America
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Current Weather - Big Sky: 5°C
Current Weather - Big Sky: 5°C
Montana, United States of America
Sunny
Feels like 3°C
Wind
10 km/h SSW
Humidity
38%
Pressure
1032 mb
UV Index
1
Visibility
16 km
Partly Cloudy
Saturday, January 10, 2026
High
-1°C
Low
-8°C
Rain Chance
0%
Hourly Forecast
-5°C
-6°C
Day Statistics
Maximum Wind
10 km/h
Humidity
69%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
08:03 AM
Sunset
05:03 PM
Moonrise
12:39 AM
Moonset
11:31 AM
Moon Phase
Last Quarter
Moon Illumination
56%
Air Quality
PM2.5
2.8
μg/m³
PM10
3
μg/m³
NO₂
2.8
μg/m³
O₃
75.6
μg/m³
SO₂
1.1
μg/m³
CO
156.9
μg/m³
Sunny
Sunday, January 11, 2026
High
3°C
Low
-7°C
Rain Chance
0%
Hourly Forecast
-6°C
-6°C
-6°C
-6°C
-6°C
-6°C
-5°C
-5°C
-5°C
-3°C
-2°C
-1°C
1°C
1°C
2°C
2°C
1°C
1°C
-0°C
-1°C
-2°C
-3°C
-3°C
-4°C
Day Statistics
Maximum Wind
10 km/h
Humidity
53%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
08:03 AM
Sunset
05:04 PM
Moonrise
01:46 AM
Moonset
11:50 AM
Moon Phase
Waning Crescent
Moon Illumination
47%
Air Quality
PM2.5
2.6
μg/m³
PM10
2.8
μg/m³
NO₂
2.5
μg/m³
O₃
78.7
μg/m³
SO₂
1.1
μg/m³
CO
163.6
μg/m³
Partly Cloudy
Monday, January 12, 2026
High
2°C
Low
-4°C
Rain Chance
0%
Hourly Forecast
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-3°C
-2°C
-1°C
-0°C
1°C
2°C
1°C
1°C
1°C
-1°C
-2°C
-2°C
-2°C
-3°C
-3°C
Day Statistics
Maximum Wind
13 km/h
Humidity
52%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
08:02 AM
Sunset
05:05 PM
Moonrise
02:52 AM
Moonset
12:11 PM
Moon Phase
Waning Crescent
Moon Illumination
37%
Air Quality
PM2.5
4.4
μg/m³
PM10
4.8
μg/m³
NO₂
2.9
μg/m³
O₃
91.8
μg/m³
SO₂
1.3
μg/m³
CO
148
μg/m³
Sunny
Tuesday, January 13, 2026
High
4°C
Low
-6°C
Rain Chance
0%
Hourly Forecast
-4°C
-5°C
-5°C
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-3°C
-1°C
1°C
2°C
3°C
4°C
4°C
3°C
1°C
-0°C
-2°C
-2°C
-3°C
-3°C
-3°C
Day Statistics
Maximum Wind
10 km/h
Humidity
81%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
08:02 AM
Sunset
05:07 PM
Moonrise
03:59 AM
Moonset
12:39 PM
Moon Phase
Waning Crescent
Moon Illumination
28%
Air Quality
PM2.5
5.1
μg/m³
PM10
5.5
μg/m³
NO₂
3.1
μg/m³
O₃
92.9
μg/m³
SO₂
1.3
μg/m³
CO
126.9
μg/m³
Sunny
Wednesday, January 14, 2026
High
5°C
Low
-5°C
Rain Chance
0%
Hourly Forecast
-3°C
-2°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-2°C
-1°C
1°C
3°C
3°C
4°C
3°C
2°C
0°C
-1°C
-2°C
-3°C
-4°C
-5°C
-5°C
Day Statistics
Maximum Wind
8 km/h
Humidity
76%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
08:01 AM
Sunset
05:08 PM
Moonrise
05:04 AM
Moonset
01:14 PM
Moon Phase
Waning Crescent
Moon Illumination
20%
Air Quality
PM2.5
2.7
μg/m³
PM10
3.3
μg/m³
NO₂
2.1
μg/m³
O₃
95.8
μg/m³
SO₂
1.2
μg/m³
CO
132.2
μg/m³
Patchy light snow
Thursday, January 15, 2026
High
-4°C
Low
-9°C
Rain Chance
75%
Hourly Forecast
-5°C
-5°C
-4°C
-4°C
-4°C
-4°C
-4°C
-5°C
-5°C
-5°C
-5°C
-4°C
-4°C
-4°C
-4°C
-5°C
-5°C
-6°C
-7°C
-8°C
-8°C
-9°C
-10°C
-11°C
Day Statistics
Maximum Wind
19 km/h
Humidity
77%
Precipitation
1 mm
UV Index
1
Visibility
9 km
Rain Chance
75%
Snow Chance
56%
Sun & Moon
Sunrise
08:01 AM
Sunset
05:09 PM
Moonrise
06:05 AM
Moonset
01:58 PM
Moon Phase
Waning Crescent
Moon Illumination
13%
Patchy heavy snow
Friday, January 16, 2026
High
-11°C
Low
-14°C
Rain Chance
76%
Hourly Forecast
-12°C
-12°C
-12°C
-12°C
-12°C
-11°C
-11°C
-11°C
-12°C
-12°C
-12°C
-11°C
-11°C
-12°C
-12°C
-12°C
-13°C
-13°C
-13°C
-13°C
-13°C
-13°C
-14°C
-14°C
Day Statistics
Maximum Wind
15 km/h
Humidity
90%
Precipitation
2 mm
UV Index
1
Visibility
7 km
Rain Chance
76%
Snow Chance
74%
Sun & Moon
Sunrise
08:00 AM
Sunset
05:11 PM
Moonrise
06:59 AM
Moonset
02:52 PM
Moon Phase
Waning Crescent
Moon Illumination
8%
Solar Radiation Data
Shortwave Radiation
315.48
Diffuse Radiation
131.03
DNI
0
GTI
120.96
Weather Alerts
Wind Advisory issued January 10 at 2:21AM MST until January 11 at 5:00PM MST by NWS Billings MT
* WHAT...Southwest winds occasionally gusting 50 to 60 mph. * WHERE...Beartooth Foothills and Livingston Area. * WHEN...Until 5 PM MST Sunday. * IMPACTS...Strong crosswinds will make travel difficult along Interstate 90 from Livingston to Big Timber and roads along the Beartooth Foothills. * ADDITIONAL DETAILS...This is an extended period of gusty winds along the foothills. Strong winds may continue Sunday night into Tuesday.
Winds this strong can make driving difficult, especially for high profile vehicles.
Wind Advisory issued January 10 at 10:55AM MST until January 11 at 5:00PM MST by NWS Billings MT
* WHAT...Southwest winds occasionally gusting 50 to 60 mph. * WHERE...Beartooth Foothills and Livingston Area. * WHEN...Until 5 PM MST Sunday. * IMPACTS...Strong crosswinds will make travel difficult along Interstate 90 from Livingston to Big Timber and roads along the Beartooth Foothills. * ADDITIONAL DETAILS...Expect winds to increase this afternoon and evening, and continue into Sunday. Strong winds may continue Sunday night into Tuesday.
Winds this strong can make driving difficult, especially for high profile vehicles.
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