Weather in Great Falls in October

Great Falls, United States averages a high of 13.9°C (57°F) and low of 3.3°C (37.9°F) in October, with 6 rain days and 8.3 hours of daily sunshine. Travel score: 70.8/100 (Good). The best time to visit Great Falls is August.

High
14°C57°F
Low
3°C38°F
🌧️
6
rain days
☀️
8.3
hrs/day sunshine
💧
58%
humidity
71Good

October in Great Falls is cool and mostly dry — good for most activities.

What are the average temperatures in Great Falls?

JanFebMarAprMayJunJulAugSepOct14°3°NovDec

How much does it rain in Great Falls in October?

Great Falls receives an average of 31.5mm of rainfall across 6 rainy days in October. The annual total is 396.9mm.

JanFebMarAprMayJunJulAugSepOct6dNovDec

What should I pack for Great Falls in October?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 14°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 3°C
🧣
Warm scarf
Protect against cold winds

🎉Visiting United States in October?

Don't miss any public holidays — check before you book!

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What is the weather like in other months in Great Falls?

Data based on 1994–2024 averages · Last updated: 2024-12-31