October weather forecast
Hetland, SD

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Weather in October

October, like September, is another mild autumn month in Hetland, South Dakota, with temperature in the range of an average low of 39.6°F (4.2°C) and an average high of 55.6°F (13.1°C).

Temperature

Witnessing a clear drop in October, the average high-temperature declines from September's pleasant 72.5°F (22.5°C) to a mild 55.6°F (13.1°C). Hetland in October experiences a low-temperature average of 39.6°F (4.2°C).

Humidity

October is the least humid month, with an average relative humidity of 68%.

Rainfall

In Hetland, during October, the rain falls for 9 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 125.5 rainfall days, and 21.65" (550mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1.6 snowfall days, it receives 0.31" (8mm) of snow. Throughout the year, there are 61.5 snowfall days, and 21.38" (543mm) of snow is accumulated.

Daylight

In Hetland, the average length of the day in October is 10h and 58min.
On the first day of the month, sunrise is at 7:27 am and sunset at 7:09 pm. On the last day of October, sunrise is at 8:05 am and sunset at 6:19 pm CDT.

Sunshine

The average sunshine in October in Hetland is 6h.

UV index

The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: During October, 2 as the daily maximum UV index converts into the following advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

What are October temperatures?

The high-temperature during October is 55.6°F (13.1°C) and the low-temperature is 39.6°F (4.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in July is calculated to be 86°F (30°C).

What is the least humid month?

The least humid month is October, with an average relative humidity of 68%.

What is the average humidity in October?

In October, the average relative humidity is 68%.

How much does it rain in October?

In Hetland, in October, during 9 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 1.6 snowfall days, it receives 0.31" (8mm) of snow.

What is the average length of the day in October?

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

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:27 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 6:19 pm CDT.

How many hours of sunshine does Hetland have in October?

In October, the average sunshine duration is 6h.

What is the UV index reading in October?

The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Hetland, SD

Average temperature in October - Hetland, SD
  • Average high temperature in October: 55.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in October: 39.6°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7°F).

Average pressure in October
Hetland, SD

Average pressure in October - Hetland, 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).

Average wind speed in October
Hetland, SD

Average wind speed in October - Hetland, SD
  • Average wind speed in October: 10.9mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is July (8.4mph).

Average humidity in October
Hetland, SD

Average humidity in October - Hetland, SD
  • Average humidity in October: 68%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (68%).

Average rainfall in October
Hetland, SD

Average rainfall in October - Hetland, SD
  • Average rainfall in October: 1.73"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is November (0.67").

Average rainfall days in October
Hetland, SD

Average rainfall days in October - Hetland, SD
  • Average rainfall days in October: 9 days

The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in October
Hetland, SD

Average snowfall in October - Hetland, SD
  • Average snowfall in October: 0.31"

The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Hetland, SD

Average snowfall days in October - Hetland, SD
  • Average snowfall days in October: 1.6 days

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Hetland, SD
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in October: 6h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in October
Hetland, SD

Average sunshine days in October - Hetland, SD
  • Average sunshine days in October: 18.5 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in October
Hetland, SD

Average UV index in October - Hetland, SD
  • Average UV index in October: 2

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

Average cloud cover in October
Hetland, SD

Average cloud cover in October - Hetland, SD
  • Average cloud cover in October: 36

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 28).

Average visibility in October
Hetland, SD

Average visibility in October - Hetland, 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).

Hetland, South Dakota, USA

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