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Weather in October in Montana

Are you planning a trip a to Montana in October and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Montana in October?

Montana is a region in the United States of America. October in Montana generally has temperatures that range from cold to mild, with precipitation levels ranging from low to moderate.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is cold in Big Sky at 10°C to mild in Hardin at 18°C. Nighttime temperatures generally drop to 2°C in Hardin and -2°C in Big Sky.

Precipitation

In October, precipitation varies across different areas. From low snow/rainfall in Chester with an average of 17 mm to moderate snow/rainfall in Big Sky with 59 mm.

For a closer look at October's conditions in Montana, see the map below. For a more detailed look at Montana's yearly weather, check out our Montana climate page.

Where to go in Montana in October

Find more information for the most popular destinations in the Montana on the map below. Click on a destination dot for more detailes.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in October for the 5 most popular destinations in Montana?

Whitefish

In October Whitefish generally has moderate temperatures with maximum daytime temperatures around 13°C, minimum nighttime temperatures around -1°C and moderate monthly snow/rainfall. So on average the conditions are unpleasant that month.

Whitefish
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
22°C 
4°C 
31 mm 
9 days 
13°C 
-1°C 
36 mm 
12 days 
4°C 
-5°C 
48 mm 
15 days 
poor 
Climate in Whitefish

Billings

In October Billings generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 2°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Billings
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
25°C 
8°C 
256 hours 
37 mm 
7 days 
17°C 
2°C 
203 hours 
45 mm 
8 days 
9°C 
-4°C 
128 hours 
15 mm 
5 days 
Climate in Billings

Great Falls

In October Great Falls generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 2°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Great Falls
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
23°C 
7°C 
255 hours 
35 mm 
7 days 
15°C 
2°C 
202 hours 
31 mm 
7 days 
7°C 
-4°C 
126 hours 
18 mm 
6 days 
Climate in Great Falls

Helena

In October Helena generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 1°C and low monthly rainfall. So on average the conditions are pleasant that month.

Helena
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
22°C 
6°C 
254 hours 
34 mm 
9 days 
14°C 
1°C 
202 hours 
27 mm 
12 days 
6°C 
-5°C 
118 hours 
26 mm 
13 days 
Climate in Helena

Red Lodge

In October Red Lodge generally has moderate temperatures with maximum daytime temperatures around 13°C, minimum nighttime temperatures around 1°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.

Red Lodge
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
21°C 
7°C 
38 mm 
9 days 
13°C 
1°C 
59 mm 
11 days 
7°C 
-5°C 
30 mm 
8 days 
Climate in Red Lodge

Is your destination not in the list? Have a look at other destinations in Montana, in the United States of America.

Is October the best time to visit Montana?

In our view, October might not be the best time to travel to Montana with often unpleasant weather in Whitefish.

Generally speaking, June, July, August and September provide perfect weather in Whitefish. In contrast, January, February, March, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Montana. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.