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Weather in Big Sky, Montana for October 2027

Your guide to Big Sky weather in October - trends and predictions

    Snow Forecast ❄️

  • Big Sky typically experiences moderate snowfall in October, with an average of 8 snowy days.

    • More

  • Is October a good time to visit Big Sky? check out the best time to travel to Big Sky page.

  • ✨ Is October a good time to visit Big Sky? – Ask the AI Weatherman

Average dry days
21
Dry days
Average rainy days
2
Rainy days
Average snowy days
8
Snow days
Average temperatures
9°/0°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
60 %
Avg humidity

Big Sky Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Cloudy
14°
2
Thundery outbreaks possible
16°
3
Cloudy
16°
4
Heavy snow
14°
5
Moderate or heavy snow with thunder
10°
6
Mist
12°
7
Sunny
16°
8
Sunny
15°
9
Sunny
17°
10
Thundery outbreaks possible
14°
11
Thundery outbreaks possible
6°
12
Moderate or heavy snow showers
1°
13
Overcast
5°
14
Thundery outbreaks possible
7°
15
Heavy snow
5°
16
Light snow
7°
17
Overcast
9°
18
Patchy rain possible
8°
19
Moderate or heavy snow with thunder
8°
20
Light snow
6°
21
Cloudy
10°
22
Sunny
13°
23
Light snow
7°
24
Overcast
7°
25
Overcast
7°
26
Light snow
4°
27
Moderate or heavy snow with thunder
-1°
28
Partly cloudy
1°
29
Overcast
7°
30
Mist
6°
31
Light rain
5°

Temperatures trend during October in Big Sky

See the weather trend as well as the moving average line

October weather in Big Sky day by day

Click on a date for more information
September November
Date Weather Temperatures Rain Snow More
Oct. 1 Cloudy
Cloudy
 14° /4° 0 mm 0 cm
Oct. 2 Thundery outbreaks possible
Thundery outbreaks possible
 16° /6° 0 mm 0 cm
Oct. 3 Cloudy
Cloudy
 16° /6° 0 mm 0 cm
Oct. 4 Heavy snow
Heavy snow
 14° /3° 34.1 mm 21 cm
Oct. 5 Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
 10° /2° 20.2 mm 12.8 cm
Oct. 6 Mist
Mist
 12° /3° 0 mm 0 cm
Oct. 7 Sunny
Sunny
 16° /3° 0 mm 0 cm
Oct. 8 Sunny
Sunny
 15° /5° 0 mm 0 cm
Oct. 9 Sunny
Sunny
 17° /6° 0 mm 0 cm
Oct. 10 Thundery outbreaks possible
Thundery outbreaks possible
 14° /6° 7.8 mm 0 cm
Oct. 11 Thundery outbreaks possible
Thundery outbreaks possible
 6° /1° 20.2 mm 10.8 cm
Oct. 12 Moderate or heavy snow showers
Moderate or heavy snow showers
 1° /-6° 11.9 mm 8.5 cm
Oct. 13 Overcast
Overcast
 5° /-5° 0 mm 0 cm
Oct. 14 Thundery outbreaks possible
Thundery outbreaks possible
 7° /-5° 0.6 mm 0 cm
Oct. 15 Heavy snow
Heavy snow
 5° /-3° 24.5 mm 10.9 cm
Oct. 16 Light snow
Light snow
 7° /-1° 5.1 mm 3.7 cm
Oct. 17 Overcast
Overcast
 9° /-1° 0 mm 0 cm
Oct. 18 Patchy rain possible
Patchy rain possible
 8° /-2° 1.1 mm 0.8 cm
Oct. 19 Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
 8° /-1° 10.1 mm 5.5 cm
Oct. 20 Light snow
Light snow
 6° /-1° 7.2 mm 4.1 cm
Oct. 21 Cloudy
Cloudy
 10° /0° 0.2 mm 0 cm
Oct. 22 Sunny
Sunny
 13° /2° 0.2 mm 0 cm
Oct. 23 Light snow
Light snow
 7° /-2° 12.9 mm 2.6 cm
Oct. 24 Overcast
Overcast
 7° /-4° 0 mm 0 cm
Oct. 25 Overcast
Overcast
 7° /-2° 0.8 mm 0.3 cm
Oct. 26 Light snow
Light snow
 4° /-3° 3.2 mm 1.2 cm
Oct. 27 Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
 -1° /-9° 9.8 mm 6.3 cm
Oct. 28 Partly cloudy
Partly cloudy
 1° /-11° 0 mm 0 cm
Oct. 29 Overcast
Overcast
 7° /-8° 0 mm 0 cm
Oct. 30 Mist
Mist
 6° /-6° 0.1 mm 0 cm
Oct. 31 Light rain
Light rain
 5° /-3° 4.4 mm 0.7 cm
Next
Important Notice
Our weather forecast for Big Sky in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Big Sky forecast closer to your planned date for the most up-to-date weather information.
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Big Sky in October - FAQ

What are the expected maximum and minimum temperatures in Big Sky during October?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 0°.

How much rainfall should be expected in Big Sky during October?
Significant rainfall exceeding 173.7 mm is expected in Big Sky during October, occurring over more than 2 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Big Sky in October 2027?
Big Sky experiences an average snowfall of 91.6 cm during October, occurring over 8 days.

What are the typical wind conditions in Big Sky during October?
The average wind speed in Big Sky during October is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

Big Sky snow forecast October 2027

Track daily snowfall levels and discover Big Sky’s snowy potential this October ❄️
On average, Big Sky sees 8 snowy days during October, with approximately 91.6 cm of total snowfall.

October rainfall patterns in Big Sky

Explore the daily rainfall trends and prepare for Big Skys October weather 💧
Typically, Big Sky has 2 rainy days in October with a total of 173.7 mm of rainfall.
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Location coordinates Where is Big Sky?

Get accurate weather forecasts for Big Sky, located at latitude 45.285 and longitude -111.368. Stay updated with localized weather information tailored for Big Sky.

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