October weather forecast
Belle Fourche, SD

Weather in October

October, like September, is another mild autumn month in Belle Fourche, South Dakota, with an average temperature ranging between max 55.9°F (13.3°C) and min 39.4°F (4.1°C).

Temperature

In Belle Fourche, the average high-temperature in October significantly decreases from a warm 73.9°F (23.3°C) in September to a moderate 55.9°F (13.3°C). In October, in Belle Fourche, the average low-temperature is 39.4°F (4.1°C).

Humidity

In Belle Fourche, the average relative humidity in October is 59%.

Rainfall

In October, in Belle Fourche, the rain falls for 8.2 days. Throughout October, 1.18" (30mm) of precipitation is accumulated. In Belle Fourche, during the entire year, the rain falls for 100 days and collects up to 12.83" (326mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In Belle Fourche, during 3.2 snowfall days, 2.44" (62mm) of snow is typically accumulated. In Belle Fourche, during the entire year, snow falls for 52.1 days and aggregates up to 23.54" (598mm) of snow.

Daylight

The average length of the day in October is 10h and 58min.
On the first day of October in Belle Fourche, sunrise is at 6:53 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:45 pm MDT.

Sunshine

The average sunshine in October is 6.9h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 3 in October interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the average humidity in October in Belle Fourche?

The average relative humidity in October in Belle Fourche is 59%.

How many days does it rain in October in Belle Fourche?

In October, in Belle Fourche, South Dakota, the rain falls for 8.2 days. Throughout October, 1.18" (30mm) of precipitation is accumulated.

How many days does it snow in October in Belle Fourche?

In Belle Fourche, South Dakota, during October, snow falls for 3.2 days and regularly aggregates up to 2.44" (62mm) of snow.

How many hours of daylight does Belle Fourche have in October?

In Belle Fourche, the average day length in October is 10h and 58min.

When is the sunrise / sunset in October in Belle Fourche?

On the first day of October in Belle Fourche, South Dakota, sunrise is at 6:53 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:45 pm MDT.

How long on average sun shines in October in Belle Fourche?

The average sunshine duration in October in Belle Fourche, South Dakota, is 6.9h.

What is the UV index intensity in October in Belle Fourche?

In Belle Fourche, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.

Average temperature in October
Belle Fourche, SD

Average temperature in October - Belle Fourche, SD
  • Average high temperature in October: 55.9°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (30.4°F).

  • Average low temperature in October: 39.4°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is February (17.1°F).

[Resources]

Average pressure in October
Belle Fourche, SD

Average pressure in October - Belle Fourche, SD
  • Average pressure in October: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

[Resources]

Average wind speed in October
Belle Fourche, SD

Average wind speed in October - Belle Fourche, SD
  • Average wind speed in October: 10.4mph

The windiest months (with the highest average wind speed) are January and October (10.4mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

[Resources]

Average humidity in October
Belle Fourche, SD

Average humidity in October - Belle Fourche, SD
  • Average humidity in October: 59%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (47%).

[Resources]

Average rainfall in October
Belle Fourche, SD

Average rainfall in October - Belle Fourche, SD
  • Average rainfall in October: 1.18"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is January (0.43").

[Resources]

Average rainfall days in October
Belle Fourche, SD

Average rainfall days in October - Belle Fourche, SD
  • Average rainfall days in October: 8.2 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (2.8 days).

[Resources]

Average snowfall in October
Belle Fourche, SD

Average snowfall in October - Belle Fourche, SD
  • Average snowfall in October: 2.44"

The month with the highest snowfall is April (4.88").
The months with the least snowfall are June, July and August (0").

[Resources]

Average snowfall days in October
Belle Fourche, SD

Average snowfall days in October - Belle Fourche, SD
  • Average snowfall days in October: 3.2 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).

[Resources]

Average daylight in October /
Average sunshine in October
Belle Fourche, SD

Average daylight in October / Average sunshine in October - Belle Fourche, SD
  • Average daylight in October: 10h and 58min

The month with the longest days is June (Average daylight: 15h and 31min).
The month with the shortest days is December (Average daylight: 8h and 53min).

  • Average sunshine in October: 6.9h

The month with the most sunshine is August (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 5.5h).

[Resources]

Average sunshine days in October
Belle Fourche, SD

Average sunshine days in October - Belle Fourche, SD
  • Average sunshine days in October: 19.2 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is April (12.6 days).

[Resources]

Average UV index in October
Belle Fourche, SD

Average UV index in October - Belle Fourche, SD
  • Average UV index in October: 3

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

[Resources]

Average cloud cover in October
Belle Fourche, SD

Average cloud cover in October - Belle Fourche, SD
  • Average cloud cover in October: 28

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 15).

[Resources]

Average visibility in October
Belle Fourche, SD

Average visibility in October - Belle Fourche, SD
  • 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location