October
Weather in Montana for October 2025
Your guide to Montana weather in October - trends and predictions
In general, the average temperature in Montana at the beginning of October is 16.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.1 °F by the end of October.
Montana experiences moderate rainfall in October, with an average of 10 rainy days and a total precipitation of 77.8 mm.
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Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
13°/3°
Temperatures
10 km/h
Avg max wind
62 %
Avg humidity
Montana Weather October
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Temperatures trend during October in Montana
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October weather in Montana day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Overcast | 18° /2° | 0 mm | 4 | |
| Oct. 2 |  Sunny | 14° /7° | 0 mm | 4 | |
| Oct. 3 | Sunny | 15° /1° | 0 mm | 5 | |
| Oct. 4 |  Moderate or heavy rain shower | 19° /4° | 2.5 mm | 4 | |
| Oct. 5 | Overcast | 13° /5° | 1 mm | 3 | |
| Oct. 6 |  Partly cloudy | 18° /3° | 0 mm | 5 | |
| Oct. 7 | Sunny | 20° /6° | 0 mm | 6 | |
| Oct. 8 | Sunny | 22° /6° | 0 mm | 6 | |
| Oct. 9 | Overcast | 19° /8° | 0 mm | 4 | |
| Oct. 10 | Partly cloudy | 15° /6° | 0 mm | 5 | |
| Oct. 11 |  Cloudy | 17° /4° | 0 mm | 4 | |
| Oct. 12 | Sunny | 20° /4° | 0 mm | 6 | |
| Oct. 13 | Sunny | 19° /5° | 0 mm | 5 | |
| Oct. 14 | Partly cloudy | 20° /6° | 0 mm | 6 | |
| Oct. 15 | Overcast | 18° /7° | 0 mm | 4 | |
| Oct. 16 |  Heavy rain at times | 11° /7° | 3.7 mm | 3 | |
| Oct. 17 | Moderate or heavy rain shower | 7° /1° | 9.2 mm | 2 | |
| Oct. 18 | Partly cloudy | 9° /-1° | 0.3 mm | 3 | |
| Oct. 19 | Overcast | 11° /5° | 0 mm | 3 | |
| Oct. 20 | Overcast | 17° /5° | 0 mm | 4 | |
| Oct. 21 | Moderate or heavy rain shower | 11° /5° | 17.4 mm | 3 | |
| Oct. 22 |  Patchy rain possible | 8° /2° | 4.7 mm | 2 | |
| Oct. 23 | Overcast | 8° /-2° | 0 mm | 2 | |
| Oct. 24 | Patchy rain possible | 5° /0° | 0.3 mm | 2 | |
| Oct. 25 | Partly cloudy | 8° /-3° | 0 mm | 3 | |
| Oct. 26 | Partly cloudy | 13° /-1° | 0 mm | 4 | |
| Oct. 27 | Moderate rain at times | 12° /2° | 14.4 mm | 3 | |
| Oct. 28 | Moderate or heavy rain shower | 5° /1° | 24.3 mm | 2 | |
| Oct. 29 | Overcast | 5° /0° | 0 mm | 2 | |
| Oct. 30 |  Mist | 0° /-3° | 0 mm | 1 | |
| Oct. 31 | Overcast | 7° /-3° | 0 mm | 2 | |
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Important Notice
Our weather forecast for Montana 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 Montana forecast closer to your planned date for the most up-to-date weather information.
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Montana in October - FAQ
What are the expected maximum and minimum temperatures in Montana during October?
Prepare for cooler days with highs just around 13° and colder nights, dipping below 3°.
How much rainfall should be expected in Montana during October?
Moderate rainfall is anticipated in Montana during October, with a total of 77.8 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Montana during October?
The average wind speed in Montana during October is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Montana
Explore the daily rainfall trends and prepare for Montanas October weather 💧
UV exposure in Montana during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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