Big Sky, MT Weather

    17:00 Thursday
    Light rain
    Light rain with partly cloudy skies
    20° Feels like 20°
    Rainfall 30% 0.1 mm
    • Today 27 Aug. Thunderstorm with partly cloudy skies 90% 3.5 mm 24° / 11° Strong southwest wind 15 - 55 km/h
    • Tomorrow 28 Aug. Light rain with partly cloudy skies 90% 0.9 mm 18° / 10° Moderate southwest wind 9 - 29 km/h
    • Saturday 29 Aug. Light rain with partly cloudy skies 90% 6.5 mm 18° / 6° Moderate west wind 12 - 41 km/h
    • Sunday 30 Aug. Light rain with partly cloudy skies 80% 4.9 mm 15° / 6° Strong west wind 19 - 59 km/h
    • Monday 31 Aug. Clear 20° / 5° Moderate southwest wind 12 - 39 km/h
    • Tuesday 1 Sept. Thunderstorm with partly cloudy skies 90% 3.6 mm 18° / 8° Moderate southwest wind 10 - 43 km/h
    • Wednesday 2 Sept. Scattered clouds 18° / 6° Very strong southwest wind 24 - 77 km/h

    Weather Forecast for Big Sky, MT Today

    , 27 August

    Tomorrow

    , 28 August
    17:00 Scattered clouds 22° Scattered clouds
    Feels Like 22°
    Moderate southwest wind Southwest 13 - 44 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 20% 0 mm
    • Humidity Humidity 30%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 38%
    • Feels Like Feels Like 22 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1016 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 44 km/h
    • Snowline Snowline 15092 ft
    18:00 Light rain with partly cloudy skies 30% 0.004 mm 20° Light rain
    Feels Like 20°
    Strong southwest wind Southwest 13 - 51 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 30% 0.004 mm
    • Humidity Humidity 35%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 41%
    • Feels Like Feels Like 20 °C
    • Visibility Visibility 12 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1016 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 51 km/h
    • Snowline Snowline 15420 ft
    19:00 Scattered clouds 19° Scattered clouds
    Feels Like 19°
    Moderate south wind South 7 - 40 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 42%
    • Dew Point Dew Point 6 °C
    • Clouds Clouds 28%
    • Feels Like Feels Like 19 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1016 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Snowline Snowline 15420 ft
    20:00 Scattered clouds 15° Scattered clouds
    Feels Like 15°
    Moderate south wind South 4 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point 8 °C
    • Clouds Clouds 16%
    • Feels Like Feels Like 15 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1017 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 15092 ft
    21:00 Scattered clouds 13° Scattered clouds
    Feels Like 13°
    Moderate southeast wind Southeast 3 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 74%
    • Dew Point Dew Point 9 °C
    • Clouds Clouds 26%
    • Feels Like Feels Like 13 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1017 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Snowline Snowline 15092 ft
    22:00 Clear skies 12° Clear
    Feels Like 12°
    Moderate southeast wind Southeast 4 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 81%
    • Dew Point Dew Point 9 °C
    • Clouds Clouds 8%
    • Feels Like Feels Like 12 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 15092 ft
    23:00 Scattered clouds 11° Scattered clouds
    Feels Like 11°
    Moderate south wind South 5 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 86%
    • Dew Point Dew Point 9 °C
    • Clouds Clouds 22%
    • Feels Like Feels Like 11 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1018 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Snowline Snowline 15092 ft
    24:00 Scattered clouds 11° Scattered clouds
    Feels Like 11°
    Moderate south wind South 5 - 28 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 81%
    • Dew Point Dew Point 8 °C
    • Clouds Clouds 37%
    • Feels Like Feels Like 11 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1018 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 15092 ft

    Air quality in Big Sky today

    Detail
    50
    Moderate O₃ (130 µg/m³)

    Sunrise and Sunset

    Sunrise 06:41 Sunset 20:11
    First light 06:10 Midday 13:27 Last light 20:42
    Day length 13h 30m

    Remaining daylight 2h 39m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    27 Full Moon
    28 Full Moon
    29 Full Moon
    30 Last Quarter
    31 Last Quarter
    1 Last Quarter
    2 Last Quarter
    3 Last Quarter
    4 Last Quarter
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 New Moon

    What is the weather like in Big Sky, MT in August?

    • Avg. Temp.
      Avg. Temp.: 15 °C Max.: 23 °C Min: 7 °C
    • Rainy Days
      Rainy Days: 10 days
    • Accumulated Rainfall
      Accumulated Rainfall: 47 mm
    • Average Wind Speed
      Average Wind Speed: 7 km/h

    Weather graphs

    Videos

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