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's arrival brings a noticeable temperature shift, dropping from a moderately hot 74.3°F (23.5°C) in September to a moderate 56.3°F (13.5°C). Plana observes an average nighttime low-temperature of 40.1°F (4.5°C) during the month of October.

Humidity

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

Rainfall

In Plana, during October, the rain falls for 7.8 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 97.2 rainfall days, and 18.35" (466mm) 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 2.1 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, there are 54.8 snowfall days, and 19.13" (486mm) of snow is accumulated.

Daylight

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

Sunshine

The average sunshine in October is 6.4h.

UV index

In October, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 2 in October transforms into this advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

During October, Plana experiences an average high-temperature of 56.3°F (13.5°C) and a low-temperature of 40.1°F (4.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 86°F (30°C).

What is the average humidity in October?

The average relative humidity in October is 64%.

How many days does it rain in October?

In Plana, 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?

October is the first month it typically snows. 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?

In October, the average day length is 10h and 55min.

When is the sunrise / sunset in October?

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.

How long on average sun shines in October?

In Plana, the average sunshine duration in October is 6.4h.

What is the UV index reading in October?

In Plana, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Plana, South Dakota, USA

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