October weather forecast
Piedmont, SD

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Weather in October

October ushers in true autumn weather in Piedmont, with falling temperatures and regular rainfall. The fresh weather pattern brings wind speed back to 10.1mph (16.3km/h), allowing for a more mellow environment onset. The dip in temperatures, together with shorter days and diminishing sunlight hours, mark the city's progression into the colder season. The shift in weather is a step towards the forthcoming winter season.

Temperature

October marks a distinct drop in the average high-temperature, descending from September's moderately hot 73.9°F (23.3°C) to a moderate 56.5°F (13.6°C). October sees the temperature falling to a mean low of 39.9°F (4.4°C).

Humidity

The average relative humidity in October in Piedmont is 58%.

Rainfall

In Piedmont, in October, it is raining for 8.6 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 118.8 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Piedmont, South Dakota, in October, during 2.6 snowfall days, 1.5" (38mm) of snow is typically accumulated. In Piedmont, during the entire year, snow falls for 50.4 days and aggregates up to 24.41" (620mm) of snow.

Daylight

The average length of the day in October is 10h and 58min.
On the first day of the month, sunrise is at 6:52 am and sunset at 6:33 pm. On the last day of October, in Piedmont, South Dakota, sunrise is at 7:30 am and sunset at 5:44 pm MDT.

Sunshine

In October, the average sunshine in Piedmont is 7.3h.

UV index

In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: During October, 3 as the daily maximum UV index converts into the following advice:
Be vigilant - Preventing sunburn is recommended. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Experience reduced UV exposure by about half when donning a wide-brim hat. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What is the average October temperature in Piedmont?

The high-temperature, in October, in Piedmont, is 56.5°F (13.6°C), while the low-temperature averages to 39.9°F (4.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is calculated to be 84.2°F (29°C).

What is the average humidity in October in Piedmont?

In October, the average relative humidity is 58%.

How many days does it rain in October in Piedmont?

In Piedmont, during October, the rain falls for 8.6 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How much does it snow in Piedmont in October?

In Piedmont, South Dakota, in October, during 2.6 snowfall days, 1.5" (38mm) of snow is typically accumulated.

What is the average length of the day in October in Piedmont?

In Piedmont, South Dakota, the average day length in October is 10h and 58min.

When is the sunrise / sunset in October in Piedmont?

On the first day of October in Piedmont, sunrise is at 6:52 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:44 pm MDT.

How long on average sun shines in October in Piedmont?

The average sunshine duration in October in Piedmont is 7.3h.

How high is the UV index in October in Piedmont?

In Piedmont, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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
Piedmont, SD

Average temperature in October - Piedmont, SD
  • Average high temperature in October: 56.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in October: 39.9°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

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Average pressure in October
Piedmont, SD

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in October
Piedmont, SD

Average wind speed in October - Piedmont, SD
  • Average wind speed in October: 10.1mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in October
Piedmont, SD

Average humidity in October - Piedmont, SD
  • Average humidity in October: 58%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (50%).

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Average rainfall in October
Piedmont, SD

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

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in October
Piedmont, SD

Average rainfall days in October - Piedmont, SD
  • Average rainfall days in October: 8.6 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is December (4.8 days).

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Average snowfall in October
Piedmont, SD

Average snowfall in October - Piedmont, SD
  • Average snowfall in October: 1.5"

The month with the highest snowfall is April (5.43").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
Piedmont, SD

Average snowfall days in October - Piedmont, SD
  • Average snowfall days in October: 2.6 days

The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in October / Average sunshine in October - Piedmont, 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: 7h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

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Average sunshine days in October
Piedmont, SD

Average sunshine days in October - Piedmont, SD
  • Average sunshine days in October: 17.7 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).

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Average UV index in October
Piedmont, SD

Average UV index in October - Piedmont, SD
  • Average UV index in October: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
Piedmont, SD

Average cloud cover in October - Piedmont, SD
  • Average cloud cover in October: 26

The months with the most cloud cover are February and April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in October
Piedmont, SD

Average visibility in October - Piedmont, 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).

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Piedmont, South Dakota, USA

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