October weather forecast
Sorum, SD

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Weather in October

October, like September, is a moderate autumn month in Sorum, South Dakota, with an average temperature fluctuating between 39.6°F (4.2°C) and 55.4°F (13°C).

Temperature

October is characterized by a noticeable reduction in the average high-temperature, falling from a pleasant 73.2°F (22.9°C) in September to a refreshing 55.4°F (13°C). Sorum experiences a steady low-temperature of 39.6°F (4.2°C) throughout October.

Humidity

In October, the average relative humidity is 59%.

Rainfall

In Sorum, in October, during 6.6 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, there are 103.8 rainfall days, and 14.88" (378mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 3.2 snowfall days, it receives 1.73" (44mm) of snow. Throughout the year, in Sorum, there are 62.2 snowfall days, and 22.95" (583mm) of snow is accumulated.

Daylight

The average length of the day in October is 10h and 56min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:31 pm. On the last day of October, sunrise is at 7:30 am and sunset at 5:39 pm MDT.

Sunshine

The average sunshine in October is 6.7h.

UV index

In Sorum, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 3 in October translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

In October, the average high-temperature and low-temperature are 55.4°F (13°C) and 39.6°F (4.2°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 84.2°F (29°C).

What is the average humidity in October?

The average relative humidity in October is 59%.

How much does it rain in October?

In Sorum, during October, the rain falls for 6.6 days and regularly aggregates up to 1.14" (29mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 3.2 snowfall days, it receives 1.73" (44mm) of snow.

What is the average length of the day in October?

In Sorum, South Dakota, the average day length in October is 10h and 56min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:50 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:39 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.7h.

How high is the UV index in October?

In Sorum, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Sorum, SD

Average temperature in October - Sorum, SD
  • Average high temperature in October: 55.4°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in October: 39.6°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure in October
Sorum, SD

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in October
Sorum, SD

Average wind speed in October - Sorum, SD
  • Average wind speed in October: 11.9mph

The windiest months (with the highest average wind speed) are January and October (11.9mph).
The calmest month (with the lowest average wind speed) is July (9.8mph).

Average humidity in October
Sorum, SD

Average humidity in October - Sorum, SD
  • Average humidity in October: 59%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (47%).

Average rainfall in October
Sorum, SD

Average rainfall in October - Sorum, SD
  • Average rainfall in October: 1.14"

The wettest month (with the highest rainfall) is May (2.68").
The driest months (with the least rainfall) are January and November (0.51").

Average rainfall days in October
Sorum, SD

Average rainfall days in October - Sorum, SD
  • Average rainfall days in October: 6.6 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (3.3 days).

Average snowfall in October
Sorum, SD

Average snowfall in October - Sorum, SD
  • Average snowfall in October: 1.73"

The month with the highest snowfall is March (4.37").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Sorum, SD

Average snowfall days in October - Sorum, SD
  • Average snowfall days in October: 3.2 days

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in October /
Average sunshine in October
Sorum, SD

Average daylight in October / Average sunshine in October - Sorum, 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: 6h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).

Average sunshine days in October
Sorum, SD

Average sunshine days in October - Sorum, SD
  • Average sunshine days in October: 19.1 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (11.6 days).

Average UV index in October
Sorum, SD

Average UV index in October - Sorum, 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 February and December (UV index 1).

Average cloud cover in October
Sorum, SD

Average cloud cover in October - Sorum, SD
  • Average cloud cover in October: 31

The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in October
Sorum, SD

Average visibility in October - Sorum, 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).

Sorum, South Dakota, USA

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