October weather forecast
Fort Benton, MT

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Weather in October

October, the same as September, is another fresh autumn month in Fort Benton, Montana, with an average temperature varying between 39°F (3.9°C) and 54.9°F (12.7°C).

Temperature

October's arrival brings a noticeable temperature shift, dropping from a pleasant 70.7°F (21.5°C) in September to a fresh 54.9°F (12.7°C). In the month of October, Fort Benton witnesses a consistent average low-temperature of 39°F (3.9°C).

Humidity

In Fort Benton, the average relative humidity in October is 59%.

Rainfall

In October, the rain falls for 10.7 days. Throughout October, 0.94" (24mm) of precipitation is accumulated. In Fort Benton, during the entire year, the rain falls for 119.1 days and collects up to 13.43" (341mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Fort Benton, during October, snow falls for 2.3 days and regularly aggregates up to 1.46" (37mm) of snow. Throughout the year, there are 58.3 snowfall days, and 29.37" (746mm) of snow is accumulated.

Daylight

The average length of the day in October is 10h and 49min.
On the first day of the month, sunrise is at 7:22 am and sunset at 7:01 pm. On the last day of October, sunrise is at 8:06 am and sunset at 6:05 pm MDT.

Sunshine

In October, the average sunshine is 6.6h.

UV index

In October, the average daily maximum UV index in Fort Benton is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 3 in October suggests the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The average high-temperature, in October, in Fort Benton, is 54.9°F (12.7°C), while the average low-temperature is 39°F (3.9°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 82.4°F (28°C).

What is the average humidity in October?

In Fort Benton, the average relative humidity in October is 59%.

How many days does it rain in October in Fort Benton?

In Fort Benton, during October, the rain falls for 10.7 days and regularly aggregates up to 0.94" (24mm) of precipitation.

How many days does it snow in October in Fort Benton?

In October, it is snowing for 2.3 days. Throughout October, 1.46" (37mm) of snow is accumulated.

What is the average length of the day in October?

In Fort Benton, the average day length in October is 10h and 49min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:22 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 6:05 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.6h.

What is the UV index reading in October?

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Fort Benton, MT

Average temperature in October - Fort Benton, MT
  • Average high temperature in October: 54.9°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (29.8°F).

  • Average low temperature in October: 39°F

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is February (18.1°F).

Average pressure in October
Fort Benton, MT

Average pressure in October - Fort Benton, MT
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in October
Fort Benton, MT

Average wind speed in October - Fort Benton, MT
  • Average wind speed in October: 10.1mph

The windiest months (with the highest average wind speed) are January and November (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).

Average humidity in October
Fort Benton, MT

Average humidity in October - Fort Benton, MT
  • Average humidity in October: 59%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (39%).

Average rainfall in October
Fort Benton, MT

Average rainfall in October - Fort Benton, MT
  • Average rainfall in October: 0.94"

The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days in October
Fort Benton, MT

Average rainfall days in October - Fort Benton, MT
  • Average rainfall days in October: 10.7 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in October
Fort Benton, MT

Average snowfall in October - Fort Benton, MT
  • Average snowfall in October: 1.46"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Fort Benton, MT

Average snowfall days in October - Fort Benton, MT
  • Average snowfall days in October: 2.3 days

The month with the highest number of snowfall days is February (12.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in October /
Average sunshine in October
Fort Benton, MT

Average daylight in October / Average sunshine in October - Fort Benton, MT
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 30min).

Average sunshine days in October
Fort Benton, MT

Average sunshine days in October - Fort Benton, MT
  • Average sunshine days in October: 18.6 days

The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in October
Fort Benton, MT

Average UV index in October - Fort Benton, MT
  • Average UV index in October: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in October
Fort Benton, MT

Average cloud cover in October - Fort Benton, MT
  • Average cloud cover in October: 30

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in October
Fort Benton, MT

Average visibility in October - Fort Benton, MT
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Fort Benton, Montana, USA

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