October weather forecast
Big Stone City, SD

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Weather in October

October, like September, is another mild autumn month in Big Stone City, South Dakota, with an average temperature fluctuating between 55.8°F (13.2°C) and 41°F (5°C).

Temperature

The shift from September to October is characterized by a clear decrease in the average high-temperature, reducing from a pleasant 73°F (22.8°C) to a moderate 55.8°F (13.2°C). Throughout the month of October, Big Stone City expects an average low of 41°F (5°C).

Humidity

With an average relative humidity of 66%, October is the least humid month in Big Stone City, South Dakota.

Rainfall

In Big Stone City, in October, it is raining for 8.6 days, with typically 1.85" (47mm) of accumulated precipitation. In Big Stone City, during the entire year, the rain falls for 106.9 days and collects up to 19.84" (504mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1.2 snowfall days, it receives 0.24" (6mm) of snow. Throughout the year, in Big Stone City, there are 53.5 snowfall days, and 20.31" (516mm) of snow is accumulated.

Daylight

In Big Stone City, South Dakota, the average length of the day in October is 10h and 56min.
On the first day of October in Big Stone City, sunrise is at 7:24 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:14 pm CDT.

Sunshine

In October, the average sunshine is 5.8h.

UV index

In Big Stone City, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in October, converts into the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What are the temperatures in Big Stone City in October?

In October, the average high-temperature and low-temperature in Big Stone City are 55.8°F (13.2°C) and 41°F (5°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 84.2°F (29°C).

What is the least humid month in Big Stone City?

October is the least humid month in Big Stone City, South Dakota, with an average relative humidity of 66%.

What is the average humidity in October in Big Stone City?

In October, the average relative humidity is 66%.

How many days does it rain in October in Big Stone City?

In Big Stone City, during October, the rain falls for 8.6 days and regularly aggregates up to 1.85" (47mm) of precipitation.

When does it start snowing in Big Stone City?

October is the first month it typically snows. Throughout October, in the average 1.2 snowfall days, it receives 0.24" (6mm) of snow.

How many hours of daylight does Big Stone City have in October?

The average day length in October is 10h and 56min.

What time are sunrise and sunset in October in Big Stone City?

On the first day of October in Big Stone City, South Dakota, sunrise is at 7:24 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:14 pm CDT.

How long on average sun shines in October in Big Stone City?

In October, the average sunshine duration in Big Stone City, South Dakota, is 5.8h.

What is the UV index reading in October in Big Stone City?

In Big Stone City, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's 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
Big Stone City, SD

Average temperature in October - Big Stone City, SD
  • Average high temperature in October: 55.8°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (19.6°F).

  • Average low temperature in October: 41°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).

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Average pressure in October
Big Stone City, SD

Average pressure in October - Big Stone City, SD
  • Average pressure in October: 29.98"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in October
Big Stone City, SD

Average wind speed in October - Big Stone City, SD
  • Average wind speed in October: 10.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in October
Big Stone City, SD

Average humidity in October - Big Stone City, SD
  • Average humidity in October: 66%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in October
Big Stone City, SD

Average rainfall in October - Big Stone City, SD
  • Average rainfall in October: 1.85"

The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in October
Big Stone City, SD

Average rainfall days in October - Big Stone City, SD
  • Average rainfall days in October: 8.6 days

The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (1.8 days).

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Average snowfall in October
Big Stone City, SD

Average snowfall in October - Big Stone City, SD
  • Average snowfall in October: 0.24"

The month with the highest snowfall is December (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Big Stone City, SD

Average snowfall days in October - Big Stone City, SD
  • Average snowfall days in October: 1.2 days

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

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Average daylight in October /
Average sunshine in October
Big Stone City, SD

Average daylight in October / Average sunshine in October - Big Stone City, SD
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in October
Big Stone City, SD

Average sunshine days in October - Big Stone City, SD
  • Average sunshine days in October: 18.7 days

The months with the most sunshine days are October and November (18.7 days).
The month with the least sunshine days is June (11.4 days).

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Average UV index in October
Big Stone City, SD

Average UV index in October - Big Stone City, SD
  • Average UV index in October: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in October
Big Stone City, SD

Average cloud cover in October - Big Stone City, SD
  • Average cloud cover in October: 37

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 25).

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Average visibility in October
Big Stone City, SD

Average visibility in October - Big Stone City, SD
  • Average visibility in October: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Big Stone City, South Dakota, USA

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