October weather forecast
Onaka, SD

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Weather in October

October, like September, is a moderate autumn month in Onaka, South Dakota, with an average temperature ranging between max 55.9°F (13.3°C) and min 40.6°F (4.8°C).

Temperature

October's onset brings a noticeable temperature drop, falling from a moderately hot 74.5°F (23.6°C) in September to a mild 55.9°F (13.3°C). Onaka reports a consistent average low-temperature of 40.6°F (4.8°C) throughout October nights.

Humidity

The average relative humidity in October is 62%.

Rainfall

In Onaka, in October, it is raining for 7.9 days, with typically 1.3" (33mm) of accumulated precipitation. In Onaka, during the entire year, the rain falls for 97.8 days and collects up to 16.65" (423mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows in Onaka. Throughout October, in the average 2.3 snowfall days, it receives 0.79" (20mm) of snow. Throughout the year, there are 59.7 snowfall days, and 19.96" (507mm) of snow is accumulated.

Daylight

The average length of the day in October in Onaka is 10h and 56min.
On the first day of the month, sunrise is at 7:36 am and sunset at 7:17 pm. On the last day of October, sunrise is at 8:16 am and sunset at 6:26 pm CDT.

Sunshine

In Onaka, the average sunshine in October is 6.6h.

UV index

In October, the average daily maximum UV index in Onaka is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 2 in October translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

Onaka in October has an average high-temperature of 55.9°F (13.3°C) and an average low-temperature of 40.6°F (4.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is computed to be 86°F (30°C).

What is the average humidity in October?

In Onaka, South Dakota, the average relative humidity in October is 62%.

How many days does it rain in October?

In Onaka, during October, the rain falls for 7.9 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 2.3 snowfall days, it receives 0.79" (20mm) of snow.

How many hours of daylight does Onaka have in October?

In October, the average day length is 10h and 56min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:36 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 6:26 pm CDT.

How long on average sun shines in October?

The average sunshine duration in October in Onaka is 6.6h.

What is the UV index intensity in October?

The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe 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
Onaka, SD

Average temperature in October - Onaka, 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 January (22.6°F).

  • Average low temperature in October: 40.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).

Average pressure in October
Onaka, SD

Average pressure in October - Onaka, 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 (29.84"Hg).

Average wind speed in October
Onaka, SD

Average wind speed in October - Onaka, SD
  • Average wind speed in October: 11.7mph

The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).

Average humidity in October
Onaka, SD

Average humidity in October - Onaka, SD
  • Average humidity in October: 62%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (56%).

Average rainfall in October
Onaka, SD

Average rainfall in October - Onaka, SD
  • Average rainfall in October: 1.3"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in October
Onaka, SD

Average rainfall days in October - Onaka, SD
  • Average rainfall days in October: 7.9 days

The month with the highest number of rainy days is June (14.4 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in October
Onaka, SD

Average snowfall in October - Onaka, SD
  • Average snowfall in October: 0.79"

The month with the highest snowfall is February (5.04").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Onaka, SD

Average snowfall days in October - Onaka, SD
  • Average snowfall days in October: 2.3 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Onaka, 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 July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in October
Onaka, SD

Average sunshine days in October - Onaka, SD
  • Average sunshine days in October: 20.5 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (13.1 days).

Average UV index in October
Onaka, SD

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

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 1).

Average cloud cover in October
Onaka, SD

Average cloud cover in October - Onaka, SD
  • Average cloud cover in October: 34

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 22).

Average visibility in October
Onaka, SD

Average visibility in October - Onaka, 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).

Onaka, South Dakota, USA

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