The weather in October in Montana

It's cool in October in Montana with an average temperature of 14°C. Temperatures this month range from a low of 7°C to a high of 18°C. At night, you can expect temperatures between -2°C and 6°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in October for Montana, United States. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 37°C in 2022, Montana reached the highest temperature in October over the past 10 years. The lowest daytime temperature in this month was -12°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of -20°C to a highest value of 17°C.

Precipitation and snowfall

In October, there is an average of 34 mm of precipitation, spread over 8 days. Of the total precipitation, about 23 cm falls as snow in October. The wind speed is around 4 Bft, mostly coming from the Southwest.

Daily weather in October for Montana

Click on any day in October to get detailed info about the usual weather on that day in Montana. Check out the historical temperatures and precipitation over the past 10 years on this day.

October weather comparison

  Montana New York
Average temperature 14°C 21°C
Max. temperature 18°C 26°C
Min. temperature -2°C -5°C
Total precipitation 34 mm 119 mm
Rainy days 8 days 13 days
Total snowfall 23 cm 0 cm
Snowy days 11 days 0 days

Start of October

The month of October starts in Montana with cool temps, averaging around 16°C during the day and nights around 5°C.

Mid October

By mid-October, daytime temps stay steady at around 16°C, with nights around 4°C. Not much precipitation expected during this period. It’s mostly dry and sunny.

End of October

By the end of October, the average daytime temperature in Montana is around 11°C, while nighttime temps are about 1°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.

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UV index

The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Check out the climate of Montana for all months and discover the best travel time

The climate in Montana is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in Montana to get the full picture of the climate.

Temperature charts

These charts show the average temperatures in October in Montana, United States. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in October in Montana

Temperature in October in Montana over the years

Precipitation charts

These charts show the average amount of precipitation in October in Montana, United States. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in October in Montana

Total precipitation in October in Montana over the years

Daily Snowfall in October in Montana

Snowfall in October in Montana per year

Daily UV index in October in Montana

This chart shows the average daily UV index in October in Montana, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in October in Montana

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Average weather in Montana by month

Click on a month below to see detailed weather info for Montana. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.