Weather Forecast for Big Sky
Montana, United States of America
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Current Weather - Big Sky: 14°C
Current Weather - Big Sky: 14°C
Montana, United States of America
Overcast
Feels like 11°C
Wind
4 km/h SSW
Humidity
43%
Pressure
1019 mb
UV Index
0
Visibility
10 km
Overcast
Friday, August 21, 2026
High
27°C
Low
12°C
Rain Chance
6%
Hourly Forecast
20°C
24°C
26°C
27°C
27°C
27°C
27°C
27°C
27°C
26°C
23°C
18°C
16°C
16°C
15°C
Day Statistics
Maximum Wind
11 km/h
Humidity
31%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
06:33 AM
Sunset
08:22 PM
Moonrise
05:04 PM
Moonset
12:08 AM
Moon Phase
First Quarter
Moon Illumination
69%
Air Quality
PM2.5
2.1
μg/m³
PM10
2.6
μg/m³
NO₂
3.9
μg/m³
O₃
84.1
μg/m³
SO₂
0.3
μg/m³
CO
102
μg/m³
Overcast
Saturday, August 22, 2026
High
26°C
Low
13°C
Rain Chance
36%
Hourly Forecast
14°C
13°C
13°C
14°C
14°C
13°C
13°C
13°C
15°C
19°C
22°C
24°C
25°C
26°C
25°C
24°C
25°C
25°C
24°C
19°C
16°C
16°C
16°C
13°C
Day Statistics
Maximum Wind
19 km/h
Humidity
43%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
06:34 AM
Sunset
08:21 PM
Moonrise
05:53 PM
Moonset
12:58 AM
Moon Phase
Waxing Gibbous
Moon Illumination
78%
Air Quality
PM2.5
3.6
μg/m³
PM10
6
μg/m³
NO₂
4.1
μg/m³
O₃
73.5
μg/m³
SO₂
0.2
μg/m³
CO
99.6
μg/m³
Overcast
Sunday, August 23, 2026
High
24°C
Low
10°C
Rain Chance
17%
Hourly Forecast
12°C
12°C
12°C
12°C
11°C
11°C
11°C
10°C
13°C
17°C
20°C
22°C
23°C
24°C
24°C
24°C
24°C
24°C
23°C
21°C
17°C
13°C
12°C
11°C
Day Statistics
Maximum Wind
27 km/h
Humidity
45%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:36 AM
Sunset
08:19 PM
Moonrise
06:32 PM
Moonset
01:56 AM
Moon Phase
Waxing Gibbous
Moon Illumination
86%
Air Quality
PM2.5
3.7
μg/m³
PM10
7.6
μg/m³
NO₂
2.8
μg/m³
O₃
81.7
μg/m³
SO₂
0.2
μg/m³
CO
92.8
μg/m³
Overcast
Monday, August 24, 2026
High
23°C
Low
8°C
Rain Chance
4%
Hourly Forecast
10°C
10°C
9°C
9°C
9°C
8°C
8°C
8°C
12°C
16°C
18°C
20°C
21°C
22°C
23°C
23°C
23°C
23°C
22°C
19°C
15°C
13°C
11°C
11°C
Day Statistics
Maximum Wind
16 km/h
Humidity
28%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
4%
Snow Chance
0%
Sun & Moon
Sunrise
06:37 AM
Sunset
08:17 PM
Moonrise
07:03 PM
Moonset
02:59 AM
Moon Phase
Waxing Gibbous
Moon Illumination
93%
Air Quality
PM2.5
3.1
μg/m³
PM10
5.4
μg/m³
NO₂
5
μg/m³
O₃
76.5
μg/m³
SO₂
0.3
μg/m³
CO
95.5
μg/m³
Sunny
Tuesday, August 25, 2026
High
24°C
Low
8°C
Rain Chance
4%
Hourly Forecast
12°C
10°C
11°C
13°C
9°C
8°C
9°C
8°C
12°C
17°C
20°C
22°C
23°C
23°C
24°C
24°C
24°C
23°C
23°C
20°C
17°C
15°C
14°C
13°C
Day Statistics
Maximum Wind
10 km/h
Humidity
41%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
4%
Snow Chance
0%
Sun & Moon
Sunrise
06:38 AM
Sunset
08:15 PM
Moonrise
07:28 PM
Moonset
04:05 AM
Moon Phase
Full Moon
Moon Illumination
97%
Air Quality
PM2.5
3.1
μg/m³
PM10
3.7
μg/m³
NO₂
11.3
μg/m³
O₃
54.6
μg/m³
SO₂
0.4
μg/m³
CO
105.7
μg/m³
Overcast
Wednesday, August 26, 2026
High
26°C
Low
11°C
Rain Chance
7%
Hourly Forecast
13°C
13°C
13°C
13°C
12°C
12°C
11°C
13°C
15°C
17°C
19°C
22°C
24°C
25°C
25°C
26°C
25°C
25°C
24°C
21°C
18°C
15°C
15°C
14°C
Day Statistics
Maximum Wind
24 km/h
Humidity
31%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
06:39 AM
Sunset
08:14 PM
Moonrise
07:48 PM
Moonset
05:11 AM
Moon Phase
Full Moon
Moon Illumination
100%
Sunny
Thursday, August 27, 2026
High
24°C
Low
11°C
Rain Chance
3%
Hourly Forecast
13°C
13°C
12°C
12°C
11°C
11°C
11°C
13°C
16°C
19°C
20°C
22°C
23°C
23°C
24°C
24°C
24°C
23°C
23°C
19°C
16°C
13°C
12°C
11°C
Day Statistics
Maximum Wind
27 km/h
Humidity
23%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
3%
Snow Chance
0%
Sun & Moon
Sunrise
06:40 AM
Sunset
08:12 PM
Moonrise
08:06 PM
Moonset
06:17 AM
Moon Phase
Full Moon
Moon Illumination
100%
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