October weather forecast
Acton, MT

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Weather in October

October, like September, is a moderate autumn month in Acton, Montana, with an average temperature fluctuating between 56.3°F (13.5°C) and 39.9°F (4.4°C).

Temperature

Acton's weather in October is characterized by a distinct drop in the average high-temperature, reducing from a pleasant 73.2°F (22.9°C) in September to a moderate 56.3°F (13.5°C). Acton in October experiences a low-temperature average of 39.9°F (4.4°C).

Humidity

In Acton, Montana, the average relative humidity in October is 55%.

Rainfall

In Acton, in October, it is raining for 9.5 days, with typically 1.1" (28mm) of accumulated precipitation. Throughout the year, in Acton, there are 120.5 rainfall days, and 13.54" (344mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Acton are January through May, September through December. In October, it is snowing for 2.9 days. Throughout October, 1.69" (43mm) of snow is accumulated. In Acton, during the entire year, snow falls for 68.6 days and aggregates up to 32.56" (827mm) of snow.

Daylight

In October, the average length of the day in Acton is 10h and 54min.
On the first day of October in Acton, Montana, sunrise is at 7:14 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 6:01 pm MDT.

Sunshine

The average sunshine in October is 6.5h.

UV index

In Acton, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 3 in October interprets into the following advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What are October temperatures in Acton?

The high-temperature, in October, in Acton, is 56.3°F (13.5°C), while the low-temperature averages to 39.9°F (4.4°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is appraised at 82.4°F (28°C).

What is the average humidity in October in Acton?

The average relative humidity in October in Acton, Montana, is 55%.

How many days does it rain in October in Acton?

In Acton, Montana, in October, it is raining for 9.5 days, with typically 1.1" (28mm) of accumulated precipitation.

How many days does it snow in October in Acton?

In Acton, Montana, during October, snow falls for 2.9 days and regularly aggregates up to 1.69" (43mm) of snow.

What is the average length of the day in October in Acton?

In October, the average day length is 10h and 54min.

When are sunrise and sunset in October in Acton?

In October, on the first day of the month, sunrise is at 7:14 am and sunset at 6:54 pm. On the last day of the month, in Acton, sunrise is at 7:54 am and sunset at 6:01 pm MDT.

How long on average sun shines in October in Acton?

In October, the average sunshine duration in Acton is 6.5h.

How high is the UV index in October in Acton?

The average daily maximum UV index in October in Acton, Montana, is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Acton, MT

Average temperature in October - Acton, MT
  • Average high temperature in October: 56.3°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (31.1°F).

  • Average low temperature in October: 39.9°F

The months with the highest average low temperature are July and August (60.6°F).
The coldest month (with the lowest average low temperature) is February (18.3°F).

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Average pressure in October
Acton, MT

Average pressure in October - Acton, MT
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in October
Acton, MT

Average wind speed in October - Acton, MT
  • Average wind speed in October: 9.2mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in October
Acton, MT

Average humidity in October - Acton, MT
  • Average humidity in October: 55%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in October
Acton, MT

Average rainfall in October - Acton, MT
  • Average rainfall in October: 1.1"

The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in October
Acton, MT

Average rainfall days in October - Acton, MT
  • Average rainfall days in October: 9.5 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (5.6 days).

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Average snowfall in October
Acton, MT

Average snowfall in October - Acton, MT
  • Average snowfall in October: 1.69"

The month with the highest snowfall is February (6.61").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
Acton, MT

Average snowfall days in October - Acton, MT
  • Average snowfall days in October: 2.9 days

The month with the highest number of snowfall days is February (14.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in October /
Average sunshine in October
Acton, MT

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in October: 6h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

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Average sunshine days in October
Acton, MT

Average sunshine days in October - Acton, MT
  • Average sunshine days in October: 17.5 days

The month with the most sunshine days is September (21.1 days).
The month with the least sunshine days is April (9.8 days).

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Average UV index in October
Acton, MT

Average UV index in October - Acton, MT
  • Average UV index in October: 3

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in October
Acton, MT

Average cloud cover in October - Acton, MT
  • Average cloud cover in October: 30

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 14).

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Average visibility in October
Acton, MT

Average visibility in October - Acton, 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).

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Acton, Montana, USA

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