October weather forecast
Plana, SD

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Weather in October

October, the same as September, in Plana, South Dakota, is another mild autumn month, with an average temperature varying between 56.3°F (13.5°C) and 40.1°F (4.5°C).

Temperature

October witnesses a clear temperature decrease, falling from a warm 74.3°F (23.5°C) in September to a moderate 56.3°F (13.5°C). Throughout October, Plana registers a consistent average low-temperature of 40.1°F (4.5°C).

Humidity

In October, the average relative humidity in Plana is 64%.

Rainfall

In Plana, in October, it is raining for 7.8 days, with typically 1.61" (41mm) of accumulated precipitation. In Plana, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) 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 2.1 snowfall days, it receives 0.51" (13mm) of snow. In Plana, South Dakota, during the entire year, snow falls for 54.8 days and aggregates up to 19.13" (486mm) of snow.

Daylight

The average length of the day in October in Plana is 10h and 55min.
On the first day of October, sunrise is at 7:32 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 6:21 pm CDT.

Sunshine

In October, the average sunshine is 6.4h.

UV index

The average daily maximum UV index in October in Plana is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 2 during October leads to these instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What is the usual temperature for Plana in October?

In Plana, in October, the average high-temperature is 56.3°F (13.5°C), and the average low-temperature is 40.1°F (4.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 86°F (30°C).

What is the average humidity in October in Plana?

In October, the average relative humidity in Plana, South Dakota, is 64%.

How many days does it rain in October in Plana?

In Plana, South Dakota, during October, the rain falls for 7.8 days and regularly aggregates up to 1.61" (41mm) of precipitation.

When does it start to snow in Plana?

October is the first month it typically snows in Plana. Throughout October, in the average 2.1 snowfall days, it receives 0.51" (13mm) of snow.

How many hours of daylight does Plana have in October?

The average day length in October in Plana is 10h and 55min.

When are sunrise and sunset in October in Plana?

In October, on the first day of the month, sunrise is at 7:32 am and sunset at 7:12 pm. On the last day of the month, in Plana, sunrise is at 8:12 am and sunset at 6:21 pm CDT.

How many hours of sunshine does Plana have in October?

The average sunshine duration in October in Plana is 6.4h.

What is the UV index intensity in October in Plana?

In Plana, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Plana, SD

Average temperature in October - Plana, SD
  • Average high temperature in October: 56.3°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in October: 40.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

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Average pressure in October
Plana, SD

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

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in October
Plana, SD

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in October
Plana, SD

Average humidity in October - Plana, SD
  • Average humidity in October: 64%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

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Average rainfall in October
Plana, SD

Average rainfall in October - Plana, SD
  • Average rainfall in October: 1.61"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in October
Plana, SD

Average rainfall days in October - Plana, SD
  • Average rainfall days in October: 7.8 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

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Average snowfall in October
Plana, SD

Average snowfall in October - Plana, SD
  • Average snowfall in October: 0.51"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Plana, SD

Average snowfall days in October - Plana, SD
  • Average snowfall days in October: 2.1 days

The month with the highest number of snowfall days is January (13 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
Plana, SD

Average daylight in October / Average sunshine in October - Plana, 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 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in October
Plana, SD

Average sunshine days in October - Plana, SD
  • Average sunshine days in October: 19.8 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in October
Plana, SD

Average UV index in October - Plana, 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 and November (UV index 1).

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Average cloud cover in October
Plana, SD

Average cloud cover in October - Plana, SD
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in October
Plana, SD

Average visibility in October - Plana, 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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Plana, South Dakota, USA

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